DWP

Hello, I don't know why but today I tried to add a new contact. I clicked on the main screen the icon (+sign and person symbol). I expected that the input screen appears but I get a message in german language "keine Systemunterstützung" which in englisch language means "no system supp...

Please have a look at my screenshot and you will see the area with the numbers for dialing at the bottom of the screen is to small.
How can I change that?