Nokia Lumia 520

You can't make voice calls - Nokia Lumia 520

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 4

Find "flight mode"

Slide your finger left on the display.
Press Settings.

Step 2 of 4

Find "flight mode"

Press flight mode.

Step 3 of 4

Turn flight mode on or off

Press the indicator next to "Status" to turn the function on or off.

Step 4 of 4

Return to the home screen

Press the Home key to return to the home screen.

Slide your finger left on the display.
Press Settings.

Press flight mode.

Press the indicator next to "Status" to turn the function on or off.

Press the Home key to return to the home screen.