Samsung Galaxy S9

Android 8.0

I can't make voice calls on my Samsung Galaxy S9 Android 8.0

Cause 1 of 2: There's a connection error

If your phone doesn't receive any calls when someone calls you, it may be caused by an unknown connection error.

Step 1 of 2

Restart your phone

Press and hold On/Off.

Step 2 of 2

Restart your phone

Simultaneously, press and hold the lower part of the Volume key until your phone restarts.

Press and hold On/Off.

Simultaneously, press and hold the lower part of the Volume key until your phone restarts.