Samsung Galaxy Note9 - Power Up in Safe Mode
Safe mode is a diagnostic state on your Galaxy Note9 that only runs system apps so you can isolate if a third-party app is causing freezing or slowness.
- With the device powered off, press and hold thePower buttonuntil the Samsung 'Galaxy Note9' screen appears then release.An alternate method is available if the device can be powered on and is responsive.
- With Samsung Galaxy Note9 still on screen, press and hold theVolume down buttonon the left edge of the phone.
- Continue to hold theVolume down buttonuntil Safe mode appears in the lower-left of the unlock or home screen then release.This may take up to 45 seconds.
- With Safe Mode enabled, ensure Airplane Mode is turned off then test device and app functionality.