Huawei P smart 2019

Android 9.0

I can't make voice calls on my Huawei P smart 2019 Android 9.0

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 1

Restart your phone

Press and hold On/Off until your phone restarts.

Press and hold On/Off until your phone restarts.