Microsoft Lumia 535

Microsoft Lumia 535

Windows Phone 8.1

I can't make voice calls on my Microsoft Lumia 535 Windows Phone 8.1

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.

Solution: Restart your phone.

Microsoft Lumia 535
Step 1 of 1

Restart your phone

Remove the battery and leave it out for 10-15 seconds.
Insert the battery and turn on your phone again.

1 Restart your phone

Remove the battery and leave it out for 10-15 seconds.
Insert the battery and turn on your phone again.
Microsoft Lumia 535