# 调调 Tutorials: Import, Offline Playback and Queues

Language: en
Canonical: [调调 Tutorials: Import, Offline Playback and Queues](<https://allluckly.cn/en/guides/diaodiao/>)
中文：[中文 HTML](<https://allluckly.cn/guides/diaodiao/>)
English: [English HTML](<https://allluckly.cn/en/guides/diaodiao/>)

Learning path · 10 tutorials

Start with one owned track, then check importing, metadata, offline copies, queues, sleep timers and lyric sources.

[Start with the first tutorial](<https://allluckly.cn/en/guides/diaodiao-prepare-owned-audio-format-size-drm/>)[About 调调](<https://allluckly.cn/en/apps/diaodiao/>)

Supply your own music and servers. Confirm import and reopening with one known-readable track, then arrange playback. Local copies, remote catalogs and lyric availability are separate checks.

## Preparation and importing

Prepare authorised readable audio, then check importing, metadata, Wi-Fi transfer and offline readiness.

1. ### [Prepare audio for 调调: check format, size and permission separately](<https://allluckly.cn/en/guides/diaodiao-prepare-owned-audio-format-size-drm/>)

   Prepare one recognisable, traceable small audio file before importing.

   10 min read
2. ### [Import a first file into 调调 and reopen it](<https://allluckly.cn/en/guides/diaodiao-first-files-import-and-reopen/>)

   Trace a file from provider selection through importing and actual playback.

   10 min read
3. ### [Check metadata in 调调: filename, title and artwork have different sources](<https://allluckly.cn/en/guides/diaodiao-metadata-title-artist-artwork-identity/>)

   Build a field-by-field comparison for one owned track instead of relying on names or artwork.

   10 min read
4. ### [Transfer music to 调调 over Wi-Fi using the displayed address](<https://allluckly.cn/en/guides/diaodiao-wifi-browser-transfer-local-network-check/>)

   Trace one small track from a computer browser to the device, beyond merely opening the upload page.

   10 min read
5. ### [Prepare offline listening in 调调: visible, imported and playable are different states](<https://allluckly.cn/en/guides/diaodiao-offline-imported-copy-network-control/>)

   Compare one imported track online, offline and after restoring connectivity.

   10 min read

## Playback and sources

Check queues, playback modes and sleep timing, then background controls, the lock screen and lyric provenance.

6. ### [Check the upcoming queue in 调调 with three tracks](<https://allluckly.cn/en/guides/diaodiao-queue-next-track-order-small-set/>)

   Separate the current track from the upcoming queue and verify order by actual audio.

   10 min read
7. ### [Compare sequential, repeat and shuffle playback in 调调](<https://allluckly.cn/en/guides/diaodiao-sequential-repeat-shuffle-observation/>)

   Hold three tracks fixed and change only the playback mode, comparing expectation with observation.

   10 min read
8. ### [Check the sleep timer in 调调 separately from a track ending](<https://allluckly.cn/en/guides/diaodiao-sleep-timer-duration-end-check/>)

   Choose an observable short timer and check its starting conditions, ending and playback recovery.

   10 min read
9. ### [Check background and lock-screen controls in 调调 one step at a time](<https://allluckly.cn/en/guides/diaodiao-background-lockscreen-pause-output-check/>)

   Start with foreground playback and observe backgrounding, locking and recovery separately.

   10 min read
10. ### [Read lyrics in 调调: separate source text, timing and missing words](<https://allluckly.cn/en/guides/diaodiao-lyrics-source-timing-and-missing-text/>)

    Verify the track edition, then record available text, timing information and the actual lyric display.

    10 min read