Samsung Galaxy S21 5G

Samsung Galaxy S21 5G

Android 11.0

I can't make voice calls on my Samsung Galaxy S21 5G Android 11.0

Cause 4 of 15: 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 10

Find "Fixed dialling numbers"

Press the phone icon.

Step 2 of 10

Find "Fixed dialling numbers"

Press the menu icon.

Step 3 of 10

Find "Fixed dialling numbers"

Press Settings.

Step 4 of 10

Find "Fixed dialling numbers"

Press Supplementary services.

Step 5 of 10

Find "Fixed dialling numbers"

Press Fixed dialling numbers below the required SIM.

Step 6 of 10

Turn on fixed dialling

Press Enable FDN.

Step 7 of 10

Turn on fixed dialling

Key in your PIN2 and press OK.

Step 8 of 10

Turn off fixed dialling

Press Disable FDN.

Step 9 of 10

Turn off fixed dialling

Key in your PIN2 and press OK.

Step 10 of 10

Return to the home screen

Press the Home key to return to the home screen.

1 Find "Fixed dialling numbers"

Press the phone icon.

Press the menu icon.

Press Settings.

Press Supplementary services.

Press Fixed dialling numbers below the required SIM.

2 Turn on fixed dialling

Press Enable FDN.

Key in your PIN2 and press OK.

3 Turn off fixed dialling

Press Disable FDN.

Key in your PIN2 and press OK.

4 Return to the home screen

Press the Home key to return to the home screen.

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