Phone "System UI" Not Responding (Black Screen)

4.5

The phone is on, but the screen is black and you can only see the status bar or nothing at all.

Symptoms
  • Black screen
  • Status bar only
  • Unresponsive buttons
Possible Causes
  • System UI crash
  • Low memory
  • Incompatible theme

Step-by-Step Fix

1

Force Restart

Hold Power + Volume Down for 10 seconds.

2

Safe Mode

Boot into safe mode to see if a 3rd party app is causing the crash.

3

Reset App Preferences

If you can reach settings, reset app preferences.

When to See a Technician

This is often caused by a custom launcher or icon pack that isn't compatible with the latest OS update.

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