RCA LED 3258 A-C code needed

I just bought an RCA LED 3258 A-C TV today. I cannot pair my Xfinity remote, which is the older silver model with the red select/ok button. I've tried every available RCA code and even some codes from other sources. None work. Any help is appreciated. Thanks.

This conversation is no longer open for comments or replies and is no longer visible to community members.