HTC One M8i

HTC One M8i

You can't make voice calls - HTC One M8i

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 to turn the function on or off.

1 Turn flight mode on or off

Press and hold On/Off.
Press Airplane mode to turn the function on or off.

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