Improve system stability, system compatibility and audio stability
Improvements
- Improve system stability
- Improve system compatibility with iPadOS 15
- Improve audio stability
Important notes
Please download firmware file to the USB storage in advance and follow the instruction or user manual for device upgrade.
Upgrade Instructions
- On the external drive, create a folder named"uc9040_img".
- Download the complete software and unzip it.
- Save your file - "uc9040_Vx.x.xxx.bin" in the "uc9040_img" folder.
- Plug the external drive to rear USB port of the device.
- Press "PAUSE+MUTE+CUT" buttons together to enable firmware upgrade process.