Open the Settings app
Tap Phone
Tap Call Forwarding
Turn off Call Forwarding
Wait for the setting to update
If Call Forwarding is not shown, contact your carrier
If needed, dial your carrier’s call forwarding deactivation code
Open the Settings app
Tap Phone
Tap Call Forwarding
Turn off Call Forwarding
Wait for the setting to update
If Call Forwarding is not shown, contact your carrier
If needed, dial your carrier’s call forwarding deactivation code