Fortnite AMD Stretched does not work?

Hello if I want to create a profile at AMD is always there:

The custom trigger settings are not compatible with this display. Please reconfigure your settings and try again.

I try to do it according to this video:

with 1280x960 and others, but never works.

Hello if I want to create a profile at AMD is always there:

The custom trigger settings are not compatible with this display. Please reconfigure your settings and try again.

What on earth is this text not to understand?

Put that around what is there and the error message does not appear!

I have done but nothing happens trzd, or the error message is ALWAYS