Maybe someone has had a similar problem.
Sometimes when particular app opens camera and the camera sensor is active the sensor will buzz. It is happening only in 1 app.
Second is that when i shake the phone I hear a rumble near the camera. When the camera is turned on, it is less rumble when...
On mi5s masive battery drain. I flash it via TWRP like usually. I have clean dalvik and cache several times but still the same. I barely get through the day, with previous versions I can get easy 2 or 3 days.