The settings page, will then load up.

Click on the Search Icon

Type “call forward” and select Call Forwarding

In the Supplementary Service, select again: Call Forwarding

Then Always Forward

Input the number you want to forward all Calls to.

You will get a warning that the phone is now forwarding to the number you just input.

Your phone has been set.

To disable phone calls forward just repeat the same process to go to “Supplementary Service”

Select Always Forward

Then select “Disable”

This will disable the “all calls forward” Service on your phone and set it back to Normal.