X3 Mark III FW1.2.1 official firmware release

X3MKIII based on FW1.1.4 firmware, FW1.2.1 mainly modifies the following contents:

1. Fix the problem of black screen crash when you enter the category playback or press the Back button for specific operations;
2. Fix the problem of abnormal sound or output white noise during EQ custom adjustment;
3. Fix the problem that the channel is reversed in a specific operation during coaxial output;
4. Fix the problem that iso files cannot correctly identify artists and album classification;
5. Fix the problem that the sleep standby is still valid when the computer is connected in the storage mode;
6. Fix some UI display exceptions;
7. Fix other software bugs.

The firmware download link:Click to view

how to upgrade X3MKIII:Click to view

Download the USB DAC driver and tutorial:Click to view