Samsung Galaxy A04s

Android 12.0

I can't make voice calls on my Samsung Galaxy A04s Android 12.0

Cause 2 of 3: 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 On/Off.

Step 2 of 2

Restart your phone

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

Press On/Off.

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