
Microsoft Lumia 550
Windows Phone 10.0
1. Find "Phone"
Slide your finger downwards starting from the top of the screen.

Press All settings.

Press System.

Press Phone.

2. Save voicemail number
Press the indicator below "Use default voicemail number" to turn off the function.

Press New voicemail number and key in +447836121121.

+447836121121
3. Return to the home screen
Press the Home key to return to the home screen.
