| Code | Function | | :--- | :--- | | *#*#34971539#*#* | Detailed camera firmware information (Sensor ID, ISP version). | | *#*#3649547#*#* | Check data connectivity and ping test for streaming. |
If your screen isn't rotating or your auto-brightness isn't working, dialing *#0*# is the fastest way to see if the hardware is broken or if it’s just a software glitch.
Monitor your battery health without third-party apps.