Microsoft Lumia 550

Microsoft Lumia 550

Windows Phone 10.0

I can't make voice calls on my Microsoft Lumia 550 Windows Phone 10.0

Cause 1 of 13: Fixed dialling is turned on

When you turn on fixed dialling, you can only call predefined numbers and do emergency calls.

Solution: Turn off fixed dialling.

Step 1 of 7

Find "Phone"

Slide your finger downwards starting from the top of the screen.

Step 2 of 7

Find "Phone"

Press All settings.

Step 3 of 7

Find "Phone"

Press System.

Step 4 of 7

Find "Phone"

Press Phone.

Step 5 of 7

Turn fixed dialling on or off

Press the indicator below "Fixed Dialling (FDN)" to turn fixed dialling on or off.

Step 6 of 7

Turn fixed dialling on or off

Key in your PIN2 and press Enter.

Step 7 of 7

Return to the home screen

Press the Home key to return to the home screen.

1 Find "Phone"

Slide your finger downwards starting from the top of the screen.

Press All settings.

Press System.

Press Phone.

2 Turn fixed dialling on or off

Press the indicator below "Fixed Dialling (FDN)" to turn fixed dialling on or off.

Key in your PIN2 and press Enter.

3 Return to the home screen

Press the Home key to return to the home screen.

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