Update Instruction: Decompress the file to the root directory of the SD card, insert the SD card, and boot.

1. Optimize the background of the audio bar in the top status bar
2. Add confirmation pop-up for recording and streaming stop
3. Change the LOGO to ICON in English mode
4. Optimize the recording button icon
5. Fix the F1-F2 key function BUG
6. Add the display of the current font color in the subtitle preview
7. Fix the media library function BUG