1. optimize the issue that the walkman of Android 12 can’t install APP;
2. optimize the problem that APP will auto disconnect after connecting the earbuds with APP on the phone that supports LE Audio;
3. optimize the issue that APP cannot synchronize ANC status;
4. optimize the issue that APP can't search the earbuds after connecting the earbuds with the phone supporting LE Audio;
5. optimize the issue that some earbuds can't auto power on when removed from the charging case after a full charge.