Call forwarding error message

[MEInc]

What can I do if I get an error message: "Setting Activation Failed Voice Call Forwarding On All Calls" 

I have an iPhone 5c, iOS latested update.  The Call Forward button under 'Settings' and 'Phone' does not work.  It just cycles.

[FidoPhilippe]

Hey @MEInc! Philippe here. Welcome to the community.

In or der to help you with your call forwarding, please answer the following:

Have you tried to use the codes to setup the call forwarding or just the phone menu? You can find those here.

Also, have you tried to restart your phone and/or have you reset your network settings?

Let us know.