# Tutorials & exercises

Language: en
Canonical: [Tutorials & exercises](<https://allluckly.cn/en/guides/>)
中文：[中文 HTML](<https://allluckly.cn/guides/>)
English: [English HTML](<https://allluckly.cn/en/guides/>)

[Find a tutorial](<https://allluckly.cn/en/guides/#guide-library>)

6 apps, 180 tutorials. Follow a learning path or search for a specific task.

[## Aquarell

Start with brushes and layers, then draw small subjects and learn how to save your work.

40 tutorials · View learning path](<https://allluckly.cn/en/guides/aquarell/>)[## ManYue

Import a comic, check offline reading, then connect your own NAS or comic server.

40 tutorials · View learning path](<https://allluckly.cn/en/guides/manyue/>)[## VectorPaint

Build a small icon, learn paths and nodes, then prepare SVG, PNG or PDF files.

40 tutorials · View learning path](<https://allluckly.cn/en/guides/vectorpaint/>)[## Book Isle

Read a local ebook, organise notes, then connect WebDAV, SMB, OPDS or Calibre.

20 tutorials · View learning path](<https://allluckly.cn/en/guides/nasbook/>)[## iCouldPlay

Play a local video, connect your media sources, then check posters, subtitles and playback.

20 tutorials · View learning path](<https://allluckly.cn/en/guides/icouldplay/>)[## Yearn

Import your own game, check controls and saves, then explore display and troubleshooting.

20 tutorials · View learning path](<https://allluckly.cn/en/guides/yearn/>)

Tutorial library

## Aquarell 40 tutorials

[Follow the learning path](<https://allluckly.cn/en/guides/aquarell/>)

1. ### [Aquarell getting started: create a canvas, draw in layers and export PNG](<https://allluckly.cn/en/guides/aquarell-getting-started/>)

   

   Start with a simple drawing exercise to learn canvas settings, the role of each layer, brush adjustments and PNG or native-project export in Aquarell.

   

   Beginner 9 min read
2. ### [Aquarell canvas sizes: plan pixels and DPI for blog images](<https://allluckly.cn/en/guides/aquarell-canvas-size-dpi/>)

   

   Use a banner, square illustration and small print to distinguish canvas pixels, display width and DPI, so the size fits the intended use before you finish drawing.

   

   Getting started 9 min read
3. ### [Aquarell brush basics: compare size and opacity in a nine-cell study](<https://allluckly.cn/en/guides/aquarell-brush-size-opacity/>)

   

   Compare brush size and opacity in a nine-cell exercise, distinguishing a single stroke, repeated colour buildup and layer opacity.

   

   Getting started 9 min read
4. ### [Aquarell brush spacing: continuous lines, dotted textures and borders](<https://allluckly.cn/en/guides/aquarell-brush-spacing/>)

   

   Keep brush size fixed and compare low, medium and high spacing, then use the results for dotted decoration and hand-drawn borders.

   

   Getting started 9 min read
5. ### [Aquarell layers: separate sketch, colour and details](<https://allluckly.cn/en/guides/aquarell-three-layer-workflow/>)

   

   Build a three-layer workflow, understand layer order, the active layer and visibility, then use a simple plant illustration to check that edits stay independent.

   

   Getting started 9 min read
6. ### [Aquarell layer opacity: lighten sketches and adjust overlapping colour](<https://allluckly.cn/en/guides/aquarell-layer-opacity/>)

   

   Use sketches, shadows and highlights to understand what layer opacity affects, and distinguish brush transparency from compositing a whole layer.

   

   Getting started 9 min read
7. ### [Aquarell colour basics: build a five-colour illustration palette](<https://allluckly.cn/en/guides/aquarell-limited-palette/>)

   

   Give colours roles as background, subject, shadow and accent, then select and save a palette in Aquarell to reduce arbitrary colour changes while drawing.

   

   Getting started 9 min read
8. ### [Aquarell colour sampling: keep touch-ups, shadows and details consistent](<https://allluckly.cn/en/guides/aquarell-canvas-color-picking/>)

   

   Sample from existing colour areas rather than repeatedly guessing, and check deviations caused by transparent overlaps and edge sampling.

   

   Getting started 9 min read
9. ### [Draw a leaf in Aquarell: from outline to soft veins](<https://allluckly.cn/en/guides/aquarell-paint-leaf/>)

   

   Draw a simple leaf in three layers, practising shape, colour areas, one-sided shadow and a hierarchy of veins, then export your exercise.

   

   Creative exercises 10 min read
10. ### [Draw a five-petal flower in Aquarell: rhythm, warm and cool colour, and depth](<https://allluckly.cn/en/guides/aquarell-paint-flower/>)

    

    Arrange five petals, then practise the main colour, shadows at their bases, the flower centre and empty space without replacing the overall shape with excessive fine lines.

    

    Creative exercises 10 min read
11. ### [Draw a cup in Aquarell: ellipses, volume and cast shadow](<https://allluckly.cn/en/guides/aquarell-paint-cup/>)

    

    Build a cup from its rim, body and handle, then use one-sided shading, a bright edge and a table shadow to describe simple volume.

    

    Creative exercises 10 min read
12. ### [Draw a three-depth landscape in Aquarell: mountains, middle ground and silhouette](<https://allluckly.cn/en/guides/aquarell-paint-landscape/>)

    

    Use the tonal relationship of sky, distant mountains and foreground to practise depth. Separate layers, then check that the landscape stays readable on a small screen.

    

    Creative exercises 10 min read
13. ### [Aquarell illustrated cards: arrange a title, drawing and empty space](<https://allluckly.cn/en/guides/aquarell-illustrated-card/>)

    

    Plan the text area, illustration and margins of a portrait greeting card, using the text and font controls to make a readable small card.

    

    Creative exercises 10 min read
14. ### [Draw an icon family in Aquarell: consistent sizes, lines and colours](<https://allluckly.cn/en/guides/aquarell-icon-series/>)

    

    Use a leaf, cup and flower to establish shared canvas, visual-size and colour rules, so three separate drawings feel like one family.

    

    Creative exercises 10 min read
15. ### [Aquarell transparent PNG: check backgrounds and white edges](<https://allluckly.cn/en/guides/aquarell-transparent-png/>)

    

    Check the background layer and actual pixels, export a transparent PNG, then inspect solid white areas, edges and the file format after sharing on light and dark backgrounds.

    

    Export and troubleshooting 9 min read
16. ### [Aquarell blog-image export: compare JPEG quality and file size](<https://allluckly.cn/en/guides/aquarell-jpeg-for-blog/>)

    

    Choose output dimensions for the real display width, compare JPEG and PNG edges and textures, and reduce damage from repeated compression.

    

    Export and troubleshooting 9 min read
17. ### [Before exporting Aquarell PSD: raster layers, text and delivery notes](<https://allluckly.cn/en/guides/aquarell-psd-handoff/>)

    

    Organise the layers for delivery, compare the PSD with a preview, and explain raster layers, editable text and native projects to the recipient.

    

    Export and troubleshooting 10 min read
18. ### [Save native Aquarell projects: keep drafts, finished work and shared images separate](<https://allluckly.cn/en/guides/aquarell-native-artwork-backup/>)

    

    Use clear filenames and three checks to retain editable Aquarell projects, rather than treating a finished PNG or PSD as the only original.

    

    Export and troubleshooting 9 min read
19. ### [Troubleshoot blurry Aquarell exports: pixels, scaling, brushes and compression](<https://allluckly.cn/en/guides/aquarell-export-blur-check/>)

    

    Locate blur at the original, exported-file or published-page stage, distinguishing insufficient pixels, soft brushwork, JPEG compression and webpage enlargement.

    

    Export and troubleshooting 9 min read
20. ### [Aquarell local colouring: limit brushwork with selections, then understand masks](<https://allluckly.cn/en/guides/aquarell-selection-local-color/>)

    

    Use a separate practice image to limit brush marks with a selection, check whether it is still active, and distinguish temporary regions, layer masks and direct erasing.

    

    Getting started 10 min read
21. ### [Aquarell crosshatching: shade a sphere without a solid fill](<https://allluckly.cn/en/guides/aquarell-crosshatching-sphere/>)

    

    Use the direction, spacing and overlap of single-colour lines to draw a sphere, practising reserved highlights, the light–shadow boundary and contact shadow.

    

    Brushwork and shading 10 min read
22. ### [Stipple a pear in Aquarell: describe volume with dot density](<https://allluckly.cn/en/guides/aquarell-stippling-pear/>)

    

    Build a pear’s outline, midtones and cast shadow from individual short marks, practising dot size, density and negative space.

    

    Brushwork and shading 10 min read
23. ### [Aquarell negative-space painting: reserve winter branches in the sky](<https://allluckly.cn/en/guides/aquarell-negative-space-branches/>)

    

    Paint the sky between branches to practise negative space, branching rhythm, edge cleanup and unpainted areas in Aquarell.

    

    Brushwork and shading 10 min read
24. ### [Aquarell edge study: draw three stones with hard, soft and lost edges](<https://allluckly.cn/en/guides/aquarell-edge-study-stones/>)

    

    Use three stones to practise clear, soft and disappearing edges, arranging overlaps, contact shadows and surface changes.

    

    Brushwork and shading 10 min read
25. ### [Aquarell warm–cool still life: an orange against blue cloth](<https://allluckly.cn/en/guides/aquarell-warm-cool-still-life/>)

    

    Practise colour temperature, value, area ratios and reflected light with an orange and blue cloth, avoiding equally saturated complementary-colour blocks.

    

    Brushwork and shading 10 min read
26. ### [Paint a night window in Aquarell: make a little warm light the focus](<https://allluckly.cn/en/guides/aquarell-lit-window/>)

    

    Use a night window to practise a large dark area, a small warm light, window-frame overlaps and reflected light on the wall.

    

    Light and texture 10 min read
27. ### [Paint rainy-night reflections in Aquarell: vertical colour on wet pavement](<https://allluckly.cn/en/guides/aquarell-rainy-reflections/>)

    

    Start from three lights and organise vertical reflections, horizontal breaks and near-to-far perspective on wet pavement without making the whole road a mirror.

    

    Light and texture 10 min read
28. ### [Aquarell wave study: separate the crest, body and foam with value](<https://allluckly.cn/en/guides/aquarell-ocean-foam/>)

    

    Build a wave from dark sea, a lighter wave body and a little foam, practising movement, broken edges and control of white areas.

    

    Light and texture 10 min read
29. ### [Aquarell cloud study: separate the lit and shaded planes of a white cloud](<https://allluckly.cn/en/guides/aquarell-cloud-shapes/>)

    

    Draw a cumulus cloud with a broad outline and a few shaded areas, practising its top and base, hard and soft edges and open sky.

    

    Light and texture 10 min read
30. ### [Aquarell fabric folds: organise shadows around the direction of tension](<https://allluckly.cn/en/guides/aquarell-fabric-folds/>)

    

    Draw cloth hanging from one point, first identifying tension, fold direction and planes, then placing shadows, bright bands and the hem.

    

    Light and texture 10 min read
31. ### [Paint breakfast toast in Aquarell: distinguish bread, butter and jam](<https://allluckly.cn/en/guides/aquarell-breakfast-toast/>)

    

    Practise three materials on one slice of toast, using colour, edges, pores and highlights to separate bread, butter and jam.

    

    Everyday subjects 10 min read
32. ### [Paint woodland mushrooms in Aquarell: caps, gills and mossy ground](<https://allluckly.cn/en/guides/aquarell-woodland-mushrooms/>)

    

    Use one large and one small mushroom to practise cap thickness, gill direction and woodland depth in a simple nature illustration.

    

    Everyday subjects 10 min read
33. ### [Aquarell cat silhouettes: keep the pose with a few furry edges](<https://allluckly.cn/en/guides/aquarell-cat-silhouette/>)

    

    Establish a seated cat with four main shapes for head, chest, haunches and tail, then control ears, negative space and a few furry edges without drawing every hair.

    

    Everyday subjects 10 min read
34. ### [Paint a moth in Aquarell: balance wing patterns by hand](<https://allluckly.cn/en/guides/aquarell-moth-pattern/>)

    

    Draw a moth’s outline and wing patterns manually, using a centre axis, corresponding points and varied density to balance the sides without mirror drawing.

    

    Everyday subjects 10 min read
35. ### [Aquarell rooftop sketch: use two sets of converging lines for a street corner](<https://allluckly.cn/en/guides/aquarell-city-rooftops/>)

    

    Draw three simplified corner buildings using a horizon, two convergence directions and roof thickness to establish space, then add a few windows.

    

    Everyday subjects 10 min read
36. ### [Aquarell monochrome portrait: place the features before shading](<https://allluckly.cn/en/guides/aquarell-monochrome-portrait/>)

    

    Practise the head shape, relative feature positions, three values and edges in a single-colour portrait, avoiding detailed eyes too early.

    

    Observation and storytelling 11 min read
37. ### [Aquarell hand sketch: break a pose into palm and finger joints](<https://allluckly.cn/en/guides/aquarell-hand-construction/>)

    

    Divide a hand into palm, thumb and bent finger segments to practise length, overlap and negative space, then finish with a little shading.

    

    Observation and storytelling 11 min read
38. ### [Paint a glass bottle in Aquarell: suggest transparency with background and edges](<https://allluckly.cn/en/guides/aquarell-glass-bottle/>)

    

    Use the visible background, light and dark edges and a few highlights to distinguish a glass bottle’s rim, body, liquid level and table shadow.

    

    Observation and storytelling 11 min read
39. ### [Aquarell seed-pod study: show the seed arrangement in a cutaway](<https://allluckly.cn/en/guides/aquarell-seedpod-cutaway/>)

    

    Draw an open seed pod, observing four types of shape: outer shell, inner wall, seeds and their attachment points.

    

    Observation and storytelling 11 min read
40. ### [Draw a four-panel story in Aquarell: keep one character’s actions coherent](<https://allluckly.cn/en/guides/aquarell-four-panel-story/>)

    

    Arrange four panels manually, using a consistent character, changing actions, gaze direction and empty space to tell a short story without dialogue.

    

    Observation and storytelling 11 min read

## ManYue 40 tutorials

[Follow the learning path](<https://allluckly.cn/en/guides/manyue/>)

1. ### [ManYue getting started: import local comics and read offline](<https://allluckly.cn/en/guides/manyue-getting-started/>)

   

   Start with your own CBZ, CBR or PDF to learn local comic import, shelf selection, offline reading and common issues in ManYue.

   

   Getting started 6 min read
2. ### [ManYue file formats: choose CBZ, CBR, CB7 or PDF and check page order](<https://allluckly.cn/en/guides/manyue-formats-and-page-order/>)

   

   Distinguish comic archives, PDFs and image folders, organise filenames and chapter structure, then check the cover, page count and spreads after importing.

   

   Getting started 6 min read
3. ### [Import image folders into ManYue: one book or separate chapters](<https://allluckly.cn/en/guides/manyue-image-folder-import/>)

   

   Choose the correct folder level for a single image book, chapter folders or multiple comic files, avoiding missed imports and incorrect grouping from mixed structures.

   

   Getting started 6 min read
4. ### [Troubleshoot ManYue imports: file access, formats and folder levels](<https://allluckly.cn/en/guides/manyue-import-troubleshooting/>)

   

   Distinguish files not downloaded, format mismatches, mixed folders, insufficient storage and partial failures, using a small sample you can test repeatedly.

   

   Sync and troubleshooting 6 min read
5. ### [Organise ManYue shelves: to read, reading and finished](<https://allluckly.cn/en/guides/manyue-bookshelf-organization/>)

   

   Create a few stable shelf groups, distinguish moving, copying, removing from a group and deleting a comic, then verify the result with samples.

   

   Reading and organisation 6 min read
6. ### [ManYue reading layouts: direction, single pages, double pages and spreads](<https://allluckly.cn/en/guides/manyue-reading-layout/>)

   

   Match reading mode to page order and device orientation, distinguishing original spreads, paired pages and zoom to establish a reading baseline for each book.

   

   Reading and organisation 6 min read
7. ### [ManYue bookmarks and notes: save a page and return to the right place](<https://allluckly.cn/en/guides/manyue-page-bookmarks/>)

   

   Bookmark reference pages and add short notes, distinguish bookmarks from history and favourites, and check position limits when chapters change.

   

   Reading and organisation 6 min read
8. ### [Prepare ManYue for offline reading: check the whole comic before leaving](<https://allluckly.cn/en/guides/manyue-offline-preflight/>)

   

   Check beginning, middle and end pages, chapter changes, reopening and disconnected access to distinguish local copies from remote covers and build a verified travel list.

   

   Reading and organisation 6 min read
9. ### [ManYue downloads: manage the queue, retry failures and verify local copies](<https://allluckly.cn/en/guides/manyue-download-queue/>)

   

   Distinguish queued, downloading, complete and failed states, use pause, resume and retry separately, and do not assume clearing a task record guarantees a file is deleted or retained.

   

   Getting started 6 min read
10. ### [Connect ManYue to WebDAV: check the address, library and downloads](<https://allluckly.cn/en/guides/manyue-webdav-library/>)

    

    Access your comics through a private WebDAV service, distinguish file libraries from data sync, and check folder permissions, library scope and offline copies.

    

    Server libraries 6 min read
11. ### [Connect ManYue to SMB: browse NAS comics and keep offline copies](<https://allluckly.cn/en/guides/manyue-smb-library/>)

    

    Check the SMB host, share name and account permissions, choose a library folder and verify access, then establish what remains available outside the local network.

    

    Server libraries 6 min read
12. ### [Connect ManYue to Komga: permissions, series, books and offline checks](<https://allluckly.cn/en/guides/manyue-komga-library/>)

    

    Use your Komga address and account, understand how series and books appear, and verify catalogue access, page-by-page reading and downloads separately.

    

    Server libraries 6 min read
13. ### [Connect ManYue to Kavita: sign in and check library permissions](<https://allluckly.cn/en/guides/manyue-kavita-library/>)

    

    Enter the address and account for the Kavita service, check shared libraries, chapters and download permissions, and avoid copying another client’s connection method without checking it.

    

    Server libraries 6 min read
14. ### [ManYue OPDS connections: why a catalogue may not support page streaming](<https://allluckly.cn/en/guides/manyue-opds-pse-library/>)

    

    Distinguish OPDS catalogues, whole-file acquisition links and OPDS-PSE page streams, enter the correct catalogue URL and choose a reading or local-import route you can verify.

    

    Server libraries 6 min read
15. ### [Troubleshoot ManYue servers: separate network, login, catalogue and page access](<https://allluckly.cn/en/guides/manyue-server-connection-troubleshooting/>)

    

    Use a known sample to locate the failing stage in WebDAV, SMB, Komga, Kavita or OPDS, and keep error information that can be checked again.

    

    Sync and troubleshooting 6 min read
16. ### [ManYue iCloud sync: move reading progress and shelves to another device](<https://allluckly.cn/en/guides/manyue-icloud-sync/>)

    

    Confirm the source device’s data, set up automatic or manual iCloud sync, and compare one reading position and one shelf group across both devices.

    

    Sync and troubleshooting 6 min read
17. ### [ManYue WebDAV data sync: use a dedicated folder and choose the first direction](<https://allluckly.cn/en/guides/manyue-webdav-sync/>)

    

    Sync reading history and favourites through your own WebDAV folder, choose the initial upload or download direction, check the last success time and keep comic-file libraries separate.

    

    Sync and troubleshooting 6 min read
18. ### [Move ManYue to another device: restore reading state, then comic files](<https://allluckly.cn/en/guides/manyue-device-migration/>)

    

    Divide migration into app data, local comics, server connections and offline checks, and verify each before deciding whether to clear the old device.

    

    Sync and troubleshooting 6 min read
19. ### [ManYue manual backup and restore: keep app data and comic originals separately](<https://allluckly.cn/en/guides/manyue-backup-and-restore/>)

    

    Follow app-data export through post-restore checks, identifying the saved state, potentially sensitive information and comic files that need their own backup.

    

    Sync and troubleshooting 6 min read
20. ### [ManYue storage cleanup: distinguish caches, copies, download tasks and shelves](<https://allluckly.cn/en/guides/manyue-storage-cleanup/>)

    

    Confirm which offline content and originals to keep, then clean caches, task records or comic copies by type instead of deleting files to organise shelves.

    

    Reading and organisation 6 min read
21. ### [ManYue Wi-Fi import: upload a comic from a computer browser](<https://allluckly.cn/en/guides/manyue-wifi-import/>)

    

    Upload one comic through ManYue’s Wi-Fi import page, check pairing, the target group, upload and parsing results, then verify local reading.

    

    Importing extensions 8 min read
22. ### [Import ManYue sources: JS files, ManYue files and subscription URLs](<https://allluckly.cn/en/guides/manyue-source-import/>)

    

    Distinguish JS and ManYue source files, single-source URLs and source lists. Add a small set, verify browsing, search and reading, and keep the maintenance source.

    

    Comic sources 8 min read
23. ### [Maintain ManYue sources: updates, search scope and access failures](<https://allluckly.cn/en/guides/manyue-source-maintenance/>)

    

    Check source versions and failure stages, adjust participation in combined search, and handle login, removal and re-adding carefully where reading records are linked.

    

    Comic sources 8 min read
24. ### [ManYue combined search: compare results from your added sources](<https://allluckly.cn/en/guides/manyue-cross-source-search/>)

    

    Limit combined search to two working sources, compare author, edition and chapter details, then verify individual-source results rather than assuming matching titles are the same edition.

    

    Comic sources 8 min read
25. ### [Follow updates in ManYue: build a list for ongoing reading](<https://allluckly.cn/en/guides/manyue-follow-updates/>)

    

    Add one serial comic to the update-following list, check update requests, unread status, group following and stopping, and distinguish no updates from a failed check.

    

    Comic sources 8 min read
26. ### [ManYue Read Later: organise a short to-read list](<https://allluckly.cn/en/guides/manyue-read-later/>)

    

    Build a three-title plan with Read Later, checking add, filter, resume and remove actions while distinguishing favourites, update following and offline downloads.

    

    Reading lists 8 min read
27. ### [ManYue reading history: find the last title and position](<https://allluckly.cn/en/guides/manyue-reading-history/>)

    

    Use history and Continue Reading to recover a chapter position, distinguish removing a resume entry, deleting history and deleting a local file, and handle position changes when sources change.

    

    Reading lists 8 min read
28. ### [Search ManYue chapters: find volume names and chapter numbers](<https://allluckly.cn/en/guides/manyue-chapter-search/>)

    

    Narrow a long contents list by title, chapter number or volume, check ambiguous numbers, sorting and jump results, and keep a reliable reading position.

    

    Reading lists 8 min read
29. ### [Hide and restore in ManYue: tidy the library and retain reading records](<https://allluckly.cn/en/guides/manyue-hide-restore/>)

    

    Use hide and restore in ManYue 2.0.2, verify files and reading records remain, and distinguish hiding, removing from Continue Reading, clearing history and deleting local copies.

    

    Reading lists 8 min read
30. ### [ManYue image favourites: save pages and revisit them by title](<https://allluckly.cn/en/guides/manyue-image-favorites/>)

    

    Favourite two reader pages, then find them by work, search or time. Distinguish image favourites, page bookmarks and saving to Photos.

    

    Reading lists 8 min read
31. ### [Connect ManYue to Suwayomi: browse server libraries and chapters](<https://allluckly.cn/en/guides/manyue-suwayomi-library/>)

    

    Connect an existing Suwayomi / Tachidesk library, check chapters and progress, and distinguish server downloads, local offline files and connection identity after a server move.

    

    Server libraries 8 min read
32. ### [Connect ManYue to LANraragi: archives, tags and a personal comic library](<https://allluckly.cn/en/guides/manyue-lanraragi-library/>)

    

    Use the native LANraragi connection, check the API key, archive-to-chapter mapping, tag search and page indexes, and establish the scope of local progress and offline downloads.

    

    Server libraries 8 min read
33. ### [ManYue multiple servers: distinguish matching titles and personal library scope](<https://allluckly.cn/en/guides/manyue-server-library-scope/>)

    

    Name connections, filter by source and choose all books or only My Comics, then check edition identity and offline content across server libraries.

    

    Server libraries 8 min read
34. ### [Read PDF comics in ManYue: covers, wide pages and reading position](<https://allluckly.cn/en/guides/manyue-pdf-reading/>)

    

    Import and check a PDF comic’s cover, page order, landscape spreads, zoom quality and resume position, distinguishing fixed pages from text-layout features.

    

    Reading layout 8 min read
35. ### [Read vertical comics in ManYue: continuous scrolling and page joins](<https://allluckly.cn/en/guides/manyue-long-strip-reading/>)

    

    Choose continuous vertical mode for long-strip comics and check seams, side margins, wide images and restored position while preserving the original order and pace.

    

    Reading layout 8 min read
36. ### [ManYue reader controls: page taps and zoom gestures](<https://allluckly.cn/en/guides/manyue-reader-shortcuts/>)

    

    Establish tap-to-turn, reverse-tap, zoom and menu gestures on iPhone or iPad, then check quick-favourite conflicts and the scope of each setting.

    

    Reading tools 8 min read
37. ### [ManYue appearance: dark mode, backgrounds and screen display](<https://allluckly.cn/en/guides/manyue-reading-appearance/>)

    

    Adjust the app theme and reader display separately. Use a grayscale sample to check night dimming, background and system brightness together without losing image detail.

    

    Reading tools 8 min read
38. ### [ManYue batch export: keep downloaded comics as manageable files](<https://allluckly.cn/en/guides/manyue-batch-export/>)

    

    Export local comics to CBZ or PDF in batches, check the ZIP container, save location and page completeness, and distinguish comic-file archives from reading-data backups.

    

    Export and records 8 min read
39. ### [ManYue reading statistics: total time and records by title](<https://allluckly.cn/en/guides/manyue-reading-statistics/>)

    

    Review total reading time, today, the last seven days and per-title records. Understand what counts as reading, and distinguish statistics from history cleanup and device screen time.

    

    Export and records 8 min read
40. ### [ManYue progress trackers: connect Bangumi or MyAnimeList and verify matches](<https://allluckly.cn/en/guides/manyue-reading-trackers/>)

    

    Connect Bangumi or MyAnimeList, verify each title match, remote-progress import and manual sync, then decide whether to enable automatic updates.

    

    Export and records 8 min read

## VectorPaint 40 tutorials

[Follow the learning path](<https://allluckly.cn/en/guides/vectorpaint/>)

1. ### [VectorPaint getting started: build an icon from shapes and export SVG](<https://allluckly.cn/en/guides/vectorpaint-getting-started/>)

   

   Start with a small icon made from circles and rectangles to learn canvases, fills and strokes, layer organisation and the choice between SVG and PNG.

   

   Beginner 7 min read
2. ### [VectorPaint canvas sizes: distinguish px, pt, mm and exported pixels](<https://allluckly.cn/en/guides/vectorpaint-canvas-units/>)

   

   Use a square icon and a small printed card to separate canvas proportions, document units, editor zoom and final PNG pixels, avoiding repeated setup changes.

   

   Getting started 7 min read
3. ### [VectorPaint shape practice: build a little house from rectangles and circles](<https://allluckly.cn/en/guides/vectorpaint-basic-shapes/>)

   

   Draw a house to practise rectangles, ellipses, selection, dimensions, stacking and proportions before moving to complex path editing.

   

   Getting started 7 min read
4. ### [VectorPaint fills and strokes: clear colour areas and consistent lines](<https://allluckly.cn/en/guides/vectorpaint-fill-stroke/>)

   

   Compare fill, no fill, stroke width and opacity on three circles, and understand invisible objects, overly thick lines and mistaken multi-object edits.

   

   Getting started 7 min read
5. ### [VectorPaint pen tutorial: draw a leaf with a few anchors](<https://allluckly.cn/en/guides/vectorpaint-pen-curves/>)

   

   Move from a straight-sided triangle to a closed leaf, learning anchors, handles and curve direction while avoiding crowded nodes and kinks.

   

   Paths and design 7 min read
6. ### [Edit Bézier nodes in VectorPaint: smooth curves without adding anchors](<https://allluckly.cn/en/guides/vectorpaint-bezier-nodes/>)

   

   Use a leaf outline to practise moving anchors, orienting handles and checking corners, separating whole-object distortion from local curve correction.

   

   Paths and design 7 min read
7. ### [VectorPaint layers and groups: make complex work easier to select and edit](<https://allluckly.cn/en/guides/vectorpaint-layers-groups/>)

   

   Organise a small card into background, subject and text layers, learning what layers, groups, overlaps, locking and hiding each do.

   

   Getting started 7 min read
8. ### [VectorPaint alignment and distribution: arrange three button icons](<https://allluckly.cn/en/guides/vectorpaint-align-distribute/>)

   

   Use three different-width shapes to understand edge alignment, centring and equal distribution, distinguishing centre-to-centre distance from gaps between edges.

   

   Getting started 7 min read
9. ### [VectorPaint grids and guides: composition references for icons and posters](<https://allluckly.cn/en/guides/vectorpaint-grid-guides/>)

   

   Use grids, snapping and guides to control margins and positions while retaining necessary optical adjustments, and keep guides out of the finished artwork.

   

   Getting started 7 min read
10. ### [VectorPaint text layout: make a clear event card](<https://allluckly.cn/en/guides/vectorpaint-text-layout/>)

    

    Practise content, fonts, size, alignment and empty space through title, explanation and date levels, so the card communicates more than decoration.

    

    Paths and design 7 min read
11. ### [VectorPaint text on a path: make a curved text badge](<https://allluckly.cn/en/guides/vectorpaint-text-on-path/>)

    

    Use a short title and simple arc to practise text along a path, adjusting direction, curvature and length while keeping the text original for later edits.

    

    Paths and design 7 min read
12. ### [VectorPaint gradients: give a circle a clear light direction](<https://allluckly.cn/en/guides/vectorpaint-gradients/>)

    

    Begin with a two-colour linear gradient, then compare a radial gradient to understand stops, direction, opacity and readability at smaller sizes.

    

    Paths and design 7 min read
13. ### [VectorPaint mask exercise: keep a pattern inside a circular window](<https://allluckly.cn/en/guides/vectorpaint-masks/>)

    

    Use three colour shapes and a circle to practise clipping, masks, stacking and raster boundaries without mistaking a crop for vectorisation.

    

    Paths and design 7 min read
14. ### [Import SVG into VectorPaint: inspect structure before editing paths and colours](<https://allluckly.cn/en/guides/vectorpaint-svg-import-edit/>)

    

    Check a simple SVG import, distinguishing paths, text, raster images and masks rather than treating the extension as a guarantee of complete editability.

    

    Export and troubleshooting 7 min read
15. ### [VectorPaint image tracing: turn clear line art into editable paths](<https://allluckly.cn/en/guides/vectorpaint-image-vectorization/>)

    

    Trace a black-and-white leaf silhouette, compare threshold, colour count and previews, and understand the trade-off between photo quantisation and path complexity.

    

    Paths and design 7 min read
16. ### [VectorPaint transparent PNG: remove the white background and check edges](<https://allluckly.cn/en/guides/vectorpaint-transparent-png/>)

    

    Use a single-colour icon to check transparency, solid background objects and final pixels, then inspect the export on both dark and light backgrounds.

    

    Export and troubleshooting 6 min read
17. ### [Choose VectorPaint export formats: SVG, PDF, PNG and editable originals](<https://allluckly.cn/en/guides/vectorpaint-export-formats/>)

    

    Choose a format for further editing, webpage display or document delivery, explaining the limits of raster images, text and transparent backgrounds.

    

    Export and troubleshooting 7 min read
18. ### [VectorPaint project: design a monochrome mountain icon that reads small](<https://allluckly.cn/en/guides/vectorpaint-monochrome-icon/>)

    

    Build a mountain icon around silhouette, negative space and line width, then check recognition at 32, 64 and 128 pixels.

    

    Creative exercises 6 min read
19. ### [VectorPaint project: a creative-event poster with geometric colour and text](<https://allluckly.cn/en/guides/vectorpaint-geometric-poster/>)

    

    Organise a portrait poster into title, main artwork and information areas, combining shapes, gradients, alignment and text in one complete exercise.

    

    Creative exercises 7 min read
20. ### [Save and back up VectorPaint originals: find the editable file next time](<https://allluckly.cn/en/guides/vectorpaint-save-backup/>)

    

    Use clear filenames, original-file copies and restore checks to record a project, distinguishing undo, versions, recently deleted items and independent backups.

    

    Export and troubleshooting 7 min read
21. ### [VectorPaint weather icons: balance sun, cloud and rain at one visual size](<https://allluckly.cn/en/guides/vectorpaint-weather-icon-set/>)

    

    Create three weather icons using a shared baseline, line width, outer bounds and small-size previews to establish consistent visual rules.

    

    Coordinated graphics 8 min read
22. ### [VectorPaint route diagram: explain directions with paths, stops and a legend](<https://allluckly.cn/en/guides/vectorpaint-route-map/>)

    

    Use a simplified walking route to practise paths, numbered stops, text and a legend, making the information sequence easier to read than the decoration.

    

    Coordinated graphics 8 min read
23. ### [VectorPaint repeating patterns: check a tile’s four edges by hand](<https://allluckly.cn/en/guides/vectorpaint-repeat-tile/>)

    

    Start from a square tile, manually duplicate leaves and dots, check opposite-edge correspondence and use a nine-tile preview to spot seams.

    

    Coordinated graphics 8 min read
24. ### [VectorPaint wayfinding: make consistent signs for three spaces](<https://allluckly.cn/en/guides/vectorpaint-wayfinding-signs/>)

    

    Use fictional reading, exhibition and rest areas to practise shared arrow, text and symbol rules, checking readability from a distance and at small sizes.

    

    Coordinated graphics 8 min read
25. ### [VectorPaint geometric portrait: describe features and hair with a few shapes](<https://allluckly.cn/en/guides/vectorpaint-geometric-portrait/>)

    

    Build a geometric portrait from the head outline, hairstyle and facial features, controlling symmetry, overlap and recognition at small sizes.

    

    Coordinated graphics 8 min read
26. ### [VectorPaint botanical greeting card: a leafy border with room for text](<https://allluckly.cn/en/guides/vectorpaint-botanical-card/>)

    

    Arrange branches around a short greeting, practising curve direction, varied repetition, border density and text space to finish a botanical card.

    

    Illustration exercises 8 min read
27. ### [VectorPaint box illustration: build consistent perspective from three planes](<https://allluckly.cn/en/guides/vectorpaint-isometric-box/>)

    

    Draw a box’s top, left and right faces with the pen, use shared vertices and values for volume, then check gaps and distortion along the edges.

    

    Illustration exercises 8 min read
28. ### [VectorPaint bar chart: keep lengths, numbers and units consistent](<https://allluckly.cn/en/guides/vectorpaint-bar-chart/>)

    

    Draw a three-item bar chart manually, calculate lengths to one scale and check the zero baseline, labels and data source to avoid misleading graphics.

    

    Illustration exercises 8 min read
29. ### [VectorPaint timeline: arrange five stages with descriptions of different lengths](<https://allluckly.cn/en/guides/vectorpaint-timeline/>)

    

    Make a five-stage project timeline, distinguish sequence diagrams from time-scaled layouts, and handle varied descriptions, node spacing and later updates.

    

    Illustration exercises 8 min read
30. ### [VectorPaint three-step diagram: explain a process through continuous action](<https://allluckly.cn/en/guides/vectorpaint-instruction-panels/>)

    

    Illustrate watering in three panels, keeping object positions and proportions consistent while using numbers, changed actions and short text to explain the process.

    

    Illustration exercises 8 min read
31. ### [VectorPaint wordmark spacing: adjust the visual rhythm of a short name](<https://allluckly.cn/en/guides/vectorpaint-wordmark-spacing/>)

    

    Compare default spacing, overall tracking and local gaps for a short name, keep the editable text and check small-size and reversed-out versions.

    

    Text and colour 8 min read
32. ### [VectorPaint bilingual titles: balance Chinese, English and supporting information](<https://allluckly.cn/en/guides/vectorpaint-bilingual-title/>)

    

    Use a Chinese–English event title to practise hierarchy, apparent type size, line spacing and alignment rather than matching font-size numbers mechanically.

    

    Text and colour 8 min read
33. ### [VectorPaint contour-style illustration: organise spacing with open curves](<https://allluckly.cn/en/guides/vectorpaint-contour-lines/>)

    

    Draw contour-like curves by hand, practising open paths, node direction, line spacing and cropping in an abstract terrain illustration.

    

    Text and colour 8 min read
34. ### [VectorPaint two-colour overlaps: compare opacity and stacking order](<https://allluckly.cn/en/guides/vectorpaint-transparent-overlap/>)

    

    Use two coloured shapes and a fixed background to compare object opacity, overlapping areas and front-to-back order in an explainable colour study.

    

    Text and colour 8 min read
35. ### [VectorPaint product cards: expand one reusable layout into a series](<https://allluckly.cn/en/guides/vectorpaint-price-card-series/>)

    

    Make three fictional product cards, handling different name lengths, specifications, prices and image areas, then check for old information left after duplication.

    

    Text and colour 8 min read
36. ### [VectorPaint phone wallpaper: leave room for time, icons and the main image](<https://allluckly.cn/en/guides/vectorpaint-phone-wallpaper/>)

    

    Match the target phone’s proportions, reserve lock-screen time and home-screen icon areas, and preview actual wallpaper settings to check cropping, contrast and subject placement.

    

    Applications and delivery 8 min read
37. ### [VectorPaint avatar adaptation: check circular crops and square previews](<https://allluckly.cn/en/guides/vectorpaint-avatar-crops/>)

    

    Make square and circular checks of the same avatar, identify cropped head, shoulder and decoration areas, and preserve consistent margins and a clear small-size silhouette.

    

    Applications and delivery 8 min read
38. ### [VectorPaint sticker illustration: draw a white backing and check transparent edges](<https://allluckly.cn/en/guides/vectorpaint-sticker-outline/>)

    

    Build a white backing outline by hand, handling inward corners, narrow gaps and transparent edges, and distinguish a visual sticker border from a print cut line.

    

    Applications and delivery 8 min read
39. ### [VectorPaint small-print checks: verify size and fine lines in a PDF proof](<https://allluckly.cn/en/guides/vectorpaint-print-proof/>)

    

    Prepare a PDF proof for a small card, check document units, physical size, text, fine lines and trim bounds, then confirm production requirements with the printer.

    

    Applications and delivery 8 min read
40. ### [VectorPaint logo delivery: check light, dark and small-size versions](<https://allluckly.cn/en/guides/vectorpaint-logo-handoff/>)

    

    Organise an editable original, SVG and PNG for a finished logo, check colour, transparency, text and small-size rendering, and explain the purpose of each file.

    

    Applications and delivery 8 min read

## Book Isle 20 tutorials

[Follow the learning path](<https://allluckly.cn/en/guides/nasbook/>)

1. ### [Book Isle getting started: import your first EPUB and resume reading](<https://allluckly.cn/en/guides/nasbook-getting-started/>)

   

   Import a local EPUB, jump between chapters, save your position and check offline access, without mistaking a remote cover for downloaded text.

   

   Getting started 8 min read
2. ### [Book Isle EPUB layout: find a comfortable density for long novels](<https://allluckly.cn/en/guides/nasbook-epub-typesetting/>)

   

   Compare font size, typeface, background and orientation within the same chapter, establish a comfortable layout and understand page-number changes after reflow.

   

   Getting started 8 min read
3. ### [Read TXT in Book Isle: check encoding, chapter detection and contents links](<https://allluckly.cn/en/guides/nasbook-txt-encoding-chapters/>)

   

   Distinguish encoding corruption from chapter-detection problems, prepare a UTF-8 copy with consistent headings, and check import, contents and resume position.

   

   Getting started 8 min read
4. ### [Read PDFs in Book Isle: find information with pages, contents and search](<https://allluckly.cn/en/guides/nasbook-pdf-navigation-search/>)

   

   Use PDF page numbers, embedded contents and text search, distinguishing file pages from printed numbers and scanned images from a text layer.

   

   Getting started 8 min read
5. ### [Read documents in Book Isle: organise Markdown, HTML and Office files](<https://allluckly.cn/en/guides/nasbook-document-reading/>)

   

   Import Markdown, HTML, RTF and DOCX as personal reading material, check text, external images and layout limits, then organise a searchable document shelf.

   

   Getting started 8 min read
6. ### [Book Isle metadata: organise titles, authors, series and covers](<https://allluckly.cn/en/guides/nasbook-metadata-editing/>)

   

   Check titles, authors, series and covers through individual books and small batches, avoiding accidental merging of different editions with the same title.

   

   Library organisation 8 min read
7. ### [Book Isle categories: plan reading with tags, status and ratings](<https://allluckly.cn/en/guides/nasbook-tags-status-rating/>)

   

   Distinguish topic tags, reading status and personal ratings, establish rules with six books, then organise shelves through combined filters and small batch actions.

   

   Library organisation 8 min read
8. ### [Book Isle duplicate imports: handle EPUB and PDF versions of one book](<https://allluckly.cn/en/guides/nasbook-multiple-formats/>)

   

   Distinguish duplicates from multiple formats in import previews, verify primary and alternate EPUB or PDF formats, and keep different editions and reading positions separate.

   

   Library organisation 8 min read
9. ### [Book Isle full-text search: find a book and position from a phrase](<https://allluckly.cn/en/guides/nasbook-full-text-search/>)

   

   Test book, text and note searches with a known phrase, narrow the scope step by step, and distinguish unavailable downloads, index preparation and scanned-image limits.

   

   Library organisation 8 min read
10. ### [Book Isle excerpts: keep highlights and notes, then make a quote card](<https://allluckly.cn/en/guides/nasbook-notes-quote-cards/>)

    

    Select original text, save highlights and personal notes, check quote-card wording and attribution, then share or save an image of the result.

    

    Library organisation 8 min read
11. ### [Connect Book Isle to WebDAV: download a book from a private library](<https://allluckly.cn/en/guides/nasbook-webdav-library/>)

    

    Set up a private WebDAV library, check address, path and permissions, download one ebook and verify offline reading, separating library access from reading-data sync.

    

    Private libraries 8 min read
12. ### [Connect Book Isle to SMB: browse NAS ebooks on a home network](<https://allluckly.cn/en/guides/nasbook-smb-library/>)

    

    Enter the SMB server, share name and internal path separately, then check folder access, one-book download and the limits of local-network and offline availability.

    

    Private libraries 8 min read
13. ### [Connect Book Isle to OPDS: browse, search and acquire ebooks](<https://allluckly.cn/en/guides/nasbook-opds-library/>)

    

    Find the real OPDS catalogue URL, browse and search, choose a readable format to download, and troubleshoot working catalogues with broken acquisition links.

    

    Private libraries 8 min read
14. ### [Connect Book Isle to Calibre Content Server: read your computer library on iPad](<https://allluckly.cn/en/guides/nasbook-calibre-server/>)

    

    Configure Calibre Content Server, distinguish catalogue-metadata sync from actual downloads, and check computer sleep, permissions and offline-reading limits.

    

    Private libraries 8 min read
15. ### [Read a Calibre database in Book Isle: metadata.db and book paths](<https://allluckly.cn/en/guides/nasbook-calibre-database/>)

    

    Access Calibre metadata.db through a NAS, understand the database, library root and relative book paths, and avoid successful catalogue sync with inaccessible book downloads.

    

    Private libraries 8 min read
16. ### [Book Isle WebDAV sync: continue reading records across two devices](<https://allluckly.cn/en/guides/nasbook-webdav-sync/>)

    

    Use two devices and a test note to verify two-way updates, distinguish reading-data sync from original-book downloads, and resolve conflicts using clear evidence.

    

    Sync and maintenance 8 min read
17. ### [Book Isle audiobooks: import audio and check listening progress](<https://allluckly.cn/en/guides/nasbook-audiobook-reading/>)

    

    Use a short audio file to check import, time position, chapter order and resume. Try speed and timer controls where available and verify which files are offline.

    

    Sync and maintenance 8 min read
18. ### [Book Isle reading statistics: review a week and set a sustainable goal](<https://allluckly.cn/en/guides/nasbook-reading-statistics/>)

    

    Check a week’s time range and effort by book, set sustainable reading goals and reminders, then review exported records.

    

    Sync and maintenance 8 min read
19. ### [Book Isle app lock: protect the shelf and check unlocking](<https://allluckly.cn/en/guides/nasbook-app-lock/>)

    

    Enable and test app lock, understand system authentication, failed attempts and disabling, and distinguish app-access protection from exported-file and NAS permissions.

    

    Sync and maintenance 8 min read
20. ### [Export Book Isle reading data: keep notes, highlights and statistics](<https://allluckly.cn/en/guides/nasbook-reading-data-export/>)

    

    Export notes, highlights and reading statistics as Markdown or CSV, verify the save location and contents, and distinguish readable archives from a complete restorable backup.

    

    Sync and maintenance 8 min read

## iCouldPlay 20 tutorials

[Follow the learning path](<https://allluckly.cn/en/guides/icouldplay/>)

1. ### [iCouldPlay getting started: add a local video to your media library](<https://allluckly.cn/en/guides/icouldplay-getting-started/>)

   

   Import your own video from Files, check the local source, picture, sound and viewing progress, and understand the relationship between the library and original file.

   

   Local files and sources 10 min read
2. ### [Import Photos videos into iCouldPlay: organise travel clips and check orientation](<https://allluckly.cn/en/guides/icouldplay-photo-import/>)

   

   Import a few travel videos through Photos, checking complete downloads, orientation, duration and duplicates to build a repeatable personal-video workflow.

   

   Local files and sources 10 min read
3. ### [Connect iCouldPlay to SMB: play home videos from a NAS share](<https://allluckly.cn/en/guides/icouldplay-smb-nas/>)

   

   Distinguish the SMB host, share name and base path, connect a home NAS and use a small folder to check permissions, scanning and actual playback.

   

   Local files and sources 11 min read
4. ### [Connect iCouldPlay to WebDAV: enter the address, folder and account correctly](<https://allluckly.cn/en/guides/icouldplay-webdav-cloud/>)

   

   Distinguish a WebDAV service address, webpage sharing link and base path, then verify login, directory access and playback of the same file.

   

   Local files and sources 11 min read
5. ### [iCouldPlay FTP sources: test connections and playback with a small folder](<https://allluckly.cn/en/guides/icouldplay-ftp-source/>)

   

   Add an FTP source and check login, base directory, subfolders and actual video access separately, understanding the differences and limits of FTP, FTPS and SFTP.

   

   Local files and sources 11 min read
6. ### [Connect iCouldPlay to Emby: sign in and choose your media library](<https://allluckly.cn/en/guides/icouldplay-emby-library/>)

   

   Use the Emby server address and account permissions to sign in, browse libraries and check movie details and playback, distinguishing server accounts from file-share accounts.

   

   Servers and library setup 11 min read
7. ### [Connect iCouldPlay to Jellyfin: find films and series from your server](<https://allluckly.cn/en/guides/icouldplay-jellyfin-library/>)

   

   Connect an existing Jellyfin service, check the actual port, user-library scope, seasons and episodes, and distinguish empty lists, missing metadata and playback failures.

   

   Servers and library setup 11 min read
8. ### [Connect iCouldPlay to Plex: authorise, select a server and check empty libraries](<https://allluckly.cn/en/guides/icouldplay-plex-library/>)

   

   Authorise the Plex account, enter the real server address and separately check the account, server reachability, library permissions and video playback.

   

   Servers and library setup 11 min read
9. ### [Connect iCouldPlay to UGREEN video: check service addresses and media access](<https://allluckly.cn/en/guides/icouldplay-ugreen-library/>)

   

   Follow UGREEN video support in iCouldPlay 1.1.0, distinguish NAS administration and video-service addresses, then verify login, libraries and playback in order.

   

   Servers and library setup 11 min read
10. ### [iCouldPlay folder scans: turn a file source into a browsable library](<https://allluckly.cn/en/guides/icouldplay-folder-scan/>)

    

    Begin with one clear source folder, choose the scan scope and verify items and categories, then handle missed files, matching names and rescan limits.

    

    Servers and library setup 11 min read
11. ### [iCouldPlay movie matching: use titles and years to reduce poster mistakes](<https://allluckly.cn/en/guides/icouldplay-movie-naming/>)

    

    Organise film titles, years and edition details before scanning, check posters and descriptions with a small sample, and retain original files and viewing records.

    

    Matching and search 8 min read
12. ### [Correct iCouldPlay metadata: distinguish same-title films and editions](<https://allluckly.cn/en/guides/icouldplay-metadata-correction/>)

    

    Before changing a wrong poster or description, identify its file and metadata source, then check title, year, film-versus-series type and server metadata without deleting the video by mistake.

    

    Matching and search 8 min read
13. ### [Organise series in iCouldPlay: check seasons, episodes and filenames](<https://allluckly.cn/en/guides/icouldplay-episode-naming/>)

    

    Use a consistent series name and S01E01 numbering, then verify seasons, episode numbers and playback order, including the limits of specials, compilations and multiple editions.

    

    Matching and search 8 min read
14. ### [iCouldPlay search and resume: return to your last viewing position](<https://allluckly.cn/en/guides/icouldplay-search-resume/>)

    

    Confirm the media source and search scope, find your videos with short keywords, then verify how progress, Continue Watching and Play From Beginning relate.

    

    Matching and search 8 min read
15. ### [Browse iCouldPlay libraries: categories and card density for a viewing list](<https://allluckly.cn/en/guides/icouldplay-library-categories/>)

    

    Organise browsing by source, film-or-series category and library column count, checking empty filters, duplicate cards and readable titles across devices.

    

    Matching and search 8 min read
16. ### [iCouldPlay external subtitles: import SRT and check the video edition](<https://allluckly.cn/en/guides/icouldplay-external-subtitles/>)

    

    Load an SRT for your video and check language, timing and edition, distinguishing a fixed offset, gradual drift and subtitles already burned into the picture.

    

    Subtitle and playback troubleshooting 8 min read
17. ### [iCouldPlay subtitle layout: adjust size, outline and position](<https://allluckly.cn/en/guides/icouldplay-subtitle-style/>)

    

    Start with matching ordinary subtitles and compare type size, contrast, outline and placement, checking portrait, landscape, long lines and light scenes.

    

    Subtitle and playback troubleshooting 8 min read
18. ### [iCouldPlay audio tracks: select a language and troubleshoot silent video](<https://allluckly.cn/en/guides/icouldplay-audio-tracks/>)

    

    Distinguish audio tracks from subtitle languages, check available sound, system output and file details, and locate issues affecting only some videos.

    

    Subtitle and playback troubleshooting 8 min read
19. ### [Troubleshoot iCouldPlay compatibility: playback engines and video formats](<https://allluckly.cn/en/guides/icouldplay-player-engine/>)

    

    Distinguish containers, video codecs, audio tracks and subtitles, understand automatic selection between the two engines, and compare the same file locally and remotely to locate failures.

    

    Subtitle and playback troubleshooting 8 min read
20. ### [Troubleshoot iCouldPlay streaming stalls: files, networks and servers](<https://allluckly.cn/en/guides/icouldplay-network-buffering/>)

    

    Compare local and remote playback of one video to locate buffering, failed seeking and disconnections, checking local and remote networks, server transcoding and file bitrate.

    

    Subtitle and playback troubleshooting 9 min read

## Yearn 20 tutorials

[Follow the learning path](<https://allluckly.cn/en/guides/yearn/>)

1. ### [Yearn getting started: import your own first game and exit safely](<https://allluckly.cn/en/guides/yearn-getting-started/>)

   

   Begin with a ROM you supply, then import it, confirm its platform, check controls, save manually and verify after exit for a clear first-use workflow.

   

   Import and game library 8 min read
2. ### [Yearn file recognition: distinguish platform formats and disc companion files](<https://allluckly.cn/en/guides/yearn-rom-formats/>)

   

   Check ROM names, extensions, platforms and companion files, distinguishing single-file games, PS1 disc images and archives to reduce import mistakes.

   

   Import and game library 8 min read
3. ### [Yearn folder import: organise a batch of games and check omissions](<https://allluckly.cn/en/guides/yearn-folder-import/>)

   

   Organise folders and matching filenames before importing, then verify each platform and sample, understanding the relationship between batch copies and original files.

   

   Import and game library 8 min read
4. ### [Yearn BIOS setup: check required files for each platform](<https://allluckly.cn/en/guides/yearn-bios-setup/>)

   

   Understand the different roles of ROM and BIOS, check required PS1 files and NDS status, retain source information and investigate missing-file messages after import.

   

   Import and game library 8 min read
5. ### [Organise the Yearn library: search, favourites, covers and recent games](<https://allluckly.cn/en/guides/yearn-library-organizing/>)

   

   Build a searchable imported-game list with platform filters, sorting, search and favourites, distinguishing cover images from runnable game files.

   

   Import and game library 8 min read
6. ### [Yearn virtual controller: adjust size, opacity and haptic feedback](<https://allluckly.cn/en/guides/yearn-virtual-controller/>)

   

   Compare virtual-controller size and opacity in a fixed game scene, checking portrait, landscape, directional and action buttons to find a comfortable grip layout.

   

   Controls and display 8 min read
7. ### [Yearn Bluetooth controller: pair and check button responses](<https://allluckly.cn/en/guides/yearn-bluetooth-controller/>)

   

   Pair the controller in iOS, then check recognition, directions and action buttons in Yearn, distinguishing system connection, app input and game response.

   

   Controls and display 8 min read
8. ### [Troubleshoot Yearn controller input: button positions, D-pad and stick dead zones](<https://allluckly.cn/en/guides/yearn-controller-input-check/>)

   

   Use a fixed scene to check physical-button positions and stick response, avoid mistaking different letter labels for faults, and adjust the dead zone in small steps.

   

   Controls and display 8 min read
9. ### [Yearn landscape and dual screens: give the game and controls their own space](<https://allluckly.cn/en/guides/yearn-landscape-layout/>)

   

   Use a safe game scene to check orientation, controller size and dual-screen content, distinguishing system rotation lock, device layout and the game’s original aspect ratio.

   

   Controls and display 8 min read
10. ### [Yearn speed controls: fast-forward through waits and slow down actions](<https://allluckly.cn/en/guides/yearn-speed-control/>)

    

    Compare normal, fast and slow speed step by step, checking button actions, sound, picture and save state, and distinguish running speed from turbo-fire controls.

    

    Controls and display 8 min read
11. ### [Yearn save states: keep key progress in separate slots](<https://allluckly.cn/en/guides/yearn-save-slots/>)

    

    Distinguish Save from Load, record different scenes in two slots and verify loading in the same session and after reopening, avoiding overwriting your only progress.

    

    Saved games and offline use 8 min read
12. ### [Yearn in-game saves and save states: verify that saved progress loads](<https://allluckly.cn/en/guides/yearn-autosave-battery/>)

    

    Distinguish the game’s own save menu from emulator states, test save, exit, reopen and load, and understand why autosave settings do not replace a restore check.

    

    Saved games and offline use 8 min read
13. ### [Yearn iCloud save sync: check cloud status before switching devices](<https://allluckly.cn/en/guides/yearn-icloud-saves/>)

    

    Check iCloud availability and manual sync, distinguish copying cloud files from actually loading progress in a game, and keep verifiable local records before changing devices.

    

    Saved games and offline use 8 min read
14. ### [Prepare Yearn for offline travel: games, BIOS and saves](<https://allluckly.cn/en/guides/yearn-offline-trip/>)

    

    Use airplane mode before travelling to check local games, required BIOS files, controllers and saves, separating online information and cloud placeholders from files that really run offline.

    

    Saved games and offline use 8 min read
15. ### [Yearn storage cleanup: back up before deleting games and saves](<https://allluckly.cn/en/guides/yearn-backup-delete/>)

    

    Distinguish ROMs, save states, in-game saves and screenshots before cleanup, keep independent copies and confirm which data each deletion affects.

    

    Saved games and offline use 8 min read
16. ### [Yearn screen size: adjust scaling, aspect ratio and margins](<https://allluckly.cn/en/guides/yearn-screen-size/>)

    

    Use circles, text and screen edges to judge display scaling, distinguishing useful enlargement, stretched proportions and controls obscuring the picture.

    

    Advanced use and troubleshooting 8 min read
17. ### [Yearn on a TV: check picture and delay with iPhone screen mirroring](<https://allluckly.cn/en/guides/yearn-screen-mirroring/>)

    

    Use Apple’s system screen mirroring to show Yearn on a compatible TV, then check connection, orientation, audio and input delay separately.

    

    Advanced use and troubleshooting 8 min read
18. ### [Import PS1 disc images into Yearn: CUE, BIN and multiple tracks](<https://allluckly.cn/en/guides/yearn-ps1-disc-files/>)

    

    Organise PS1 disc images you lawfully hold, distinguish track descriptions from data files, and check filename references, companion imports and causes of launch failure.

    

    Advanced use and troubleshooting 8 min read
19. ### [Yearn screenshots: save a game image and organise your records](<https://allluckly.cn/en/guides/yearn-screenshots/>)

    

    Save a game image in Yearn, confirm it in Photos, distinguish game captures from system screenshots and keep identifiable progress or troubleshooting records.

    

    Advanced use and troubleshooting 8 min read
20. ### [Troubleshoot Yearn launch: from a successful import to a running game](<https://allluckly.cn/en/guides/yearn-launch-troubleshooting/>)

    

    Separate launch failures into file, platform, BIOS, runtime and input stages, using small repeatable tests to identify what needs attention.

    

    Advanced use and troubleshooting 8 min read