Improvements with this firmware:

1. Improved the compatibility with PD chargers.

2. Added "always" option to the shutdown timer.

3. Rectified the bug that after using the coaxial output, white noise occurs when using the USB-DAC function.

4. Lock screen now supports screen rotation.

5. Added the battery bypass indicator.

6. Rectified the bug that some music informations was garbled (Mango OS)

7. Rectified the bug after auto power off, when the battery is very low, the current music playing was not saved. (Mango OS)

8. Improved the MTP function. (Mango OS)

Instructions For Firmware update:
1. Copy and paste the DX340_full_ota_1.06 to your SD card's root folder, or the DX340's internal memory.
2. Go to Android OS, press Settings-->System-->Updater-->local update, and tap the zip file.
3. The whole update will take about 10 minutes.  Reboot the DX340 after update completed. You can also choose to do a factory reset at this time to clear any artifacts from the previous firmware.