Apple iPhone 4S iOS 5

Apple iPhone 4S

You can't make voice calls - Apple iPhone 4S iOS 5

Cause 1 of 9: Caller Line Identity hasn't been turned on in your price plan and you're trying to make a call with your caller identification shown when roaming

If Caller Line Identity hasn't been turned on in your price plan and you're trying to make a call with your caller identification shown, your call won't go through when roaming.

Solution: Turn off your own caller identification.

Step 1 of 5

Find "Show My Caller ID"

Press Settings.

Step 2 of 5

Find "Show My Caller ID"

Press Phone.

Step 3 of 5

Find "Show My Caller ID"

Press Show My Caller ID.

Step 4 of 5

Turn your own caller identification on or off

Press the indicator next to Show My Caller ID.
Depending on the current setting, the function is turned on or off.

Step 5 of 5

Exit

Press the Home key to return to standby mode.

1 Find "Show My Caller ID"

Press Settings.
Press Phone.
Press Show My Caller ID.

2 Turn your own caller identification on or off

Press the indicator next to Show My Caller ID.
Depending on the current setting, the function is turned on or off.

3 Exit

Press the Home key to return to standby mode.

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