Firmware v2.2 here you go!
Google drive download
Shanling M0 Firmware 2.2 notes
Changes and fixes:
1. Added Triple click shortcut, available in System settings
2. Added playback controls when using M0 in Bluetooth receiver mode, including double and triple click shortcuts
3. Added support of external m3u and m3u8 playlists
4. Added “Recently added” list in “My Music”
5. Fixed bug causing wrong song order in “My Music” browsing
6. Improved USB digital output
How to update:
1. Make sure that M0 is fully charged.
2. Unzip the file and copy “update.bin” file into root folder of micro SD card.
Note: If your M0 is on firmware 1.0 or 1.5, card must be formatted to FAT32. For update from firmware 2.0 and higher, you can use all cards.
3. Choose “System Update”in system settings and follow the displayed instructions. Wait until system restarts.
4. Check in settings “About M0” to be sure new firmware was installed.