f-581c5f87-174f-4c2c-87c8-a902bf35b1e9

f-52ccebda-ede8-4b5e-b45c-e0cb8d8a267d

Samsung Galaxy S9

Android 8.0

Troubleshooting

My phone's battery life is short

Sound settings

Select ring tone

Turn silent mode on or off

Screen settings

Set date and time

Turn notifications on or off

Security codes

Turn use of PIN on or off

Turn use of phone lock code on or off

Software update

Update phone software

Restore factory default settings