Sony Xperia Z1

You can't make voice calls - Sony Xperia Z1

Cause 2 of 9: Flight mode is turned on

If flight mode is turned on, you can't make or receive calls.

Solution: Turn off flight mode.

Step 1 of 2

Turn flight mode on or off

Press and hold On/Off.

Step 2 of 2

Turn flight mode on or off

Press Airplane mode.
Depending on the current setting, flight mode is turned on or off.

Press and hold On/Off.

Press Airplane mode.
Depending on the current setting, flight mode is turned on or off.