We sincerely apologize for any inconvenience this issue has caused. The occasional flashing when connected to Bluetooth earphones is caused by system glitches or connection instability.
For your reference, the detailed explanation is as follows:
1. The flashing can occur due to temporary issues with the Bluetooth connection or communication between the phone and earphones;
2. The development team is actively working to optimize the system and resolve this issue as soon as possible;
3. If you encounter this problem, please submit feedback by going to [Settings] >> [Feedback], which helps us improve the experience.