The following changed and improvements have been made to the FW1.2.4 compared to the FW1.2.1.
1. Added the USB DAC adaption to Mac computers;
2. Added Italian language support;
3. Improved the random stutter issue when playing some APE tracks locally;
4. Changed the "Reset media library" option (under System settings) to "Reset database" (you can use this option to reset the media library and also the Bluetooth data);
5. Miscellaneous improvements and bug fixes.
How to upgrade: Click here.
Please visit the X3MKIII support page and download the firmware 1.2.4 from the "Download" section at the bottom right of the page.