HTC One A9

Android 6.0

I can't make voice calls on my HTC One A9 Android 6.0

Cause 8 of 14: The phone is overloaded for unknown causes

If your phone is overloaded, you can't make any calls. It may help restarting it.

Step 1 of 2

Restart your phone

Press and hold On/Off.

Step 2 of 2

Restart your phone

Simultaneously, press and hold the top part of the Volume key until your phone is restarted.

Press and hold On/Off.

Simultaneously, press and hold the top part of the Volume key until your phone is restarted.