You don't state which product you have.
You need to reset to factory settings and that process depends on what product you have.
You don't state what devices you have that aren't compatible.
there may be a way to make them work.
You also didn't state what is your radio station that Alexa can't find.
Many radio stations now have their own skill have you tried that?
How have you tried to get Alexa to play your radio station?