Samsung Phone Randomly Restarting – Complete Diagnosis Guide (2026)

You’re using your Samsung phone as usual – scrolling, playing videos, or texting – when suddenly the screen turns black.
The Samsung logo appears.

The phone automatically restarts on its own.

No warning signs. No error message.

Automatic restarts are annoying because they occur during regular usage, making you question the phone’s reliability. The bright side is that this problem is usually not related to hardware issues but software problems, overheating, or battery issues.