Device Guides
Samsung Galaxy S7
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I can't make voice calls
This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.
Possible cause 2:
Fixed dialing is turned on: Turn off fixed dialing.
List view
1. Find "Fixed Dialling Numbers"
Tap Phone.
Tap MORE.
Tap Settings.
Tap More settings.
Tap Fixed Dialling Numbers.
2. Turn fixed dialing on or off
Tap Enable FDN to turn on fixed dialing.
Key in your PIN2 and tap OK. The default PIN2 is 0000.
0000
Tap Disable FDN to turn off fixed dialing.
Key in your PIN2 and tap OK. The default PIN2 is 0000.
0000
3. Return to the home screen
Tap the Home key to return to the home screen.
Step 1 of 10
Tap Phone.
Step 2 of 10
Tap MORE.
Step 3 of 10
Tap Settings.
Step 4 of 10
Tap More settings.
Step 5 of 10
Tap Fixed Dialling Numbers.
Step 6 of 10
Tap Enable FDN to turn on fixed dialing.
0000
Step 7 of 10
Key in your PIN2 and tap OK. The default PIN2 is 0000.
Step 8 of 10
Tap Disable FDN to turn off fixed dialing.
0000
Step 9 of 10
Key in your PIN2 and tap OK. The default PIN2 is 0000.
Step 10 of 10
Tap the Home key to return to the home screen.
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