Brand New Phone AT&T sticky random buttons?

Why would a brand new phone have random sticky first number buttons on an attempt on dialing a number? It is mind boggling. Example: dial number 304-5454 but the number 3 button has to be pressed twice in order for it to work.
MiamiBeach, July 2018


done
Warranty return. Dont fiddle

Ghhj, July 2018