Gotcha, missed the part that you were installing the wired keypad. In reading some forums, folks have added wired keypads to their F150s, assuming the wiring exists in the door (I have an STX, and there is no wiring in the door for the keypad). Those folks have been able to activate the keypad...
I recently installed the wireless stick-on keypad on my 24 F150, and I had to purchase a 2-day FDRS license ($50) to program the BCM to recognize it. Dealerships around me wanted at least $200 to install it. So, I spent the $50 and also did some module updates.
You do have to log in to FDRS as a non-dealer/independent repairer to go through the programming steps. Assuming you are using the latest version of FDRS, the login will be the same as the one you use at ford.com.
You should not have to relearn any keyfobs.
I don't use the keypad that often...
As many have mentioned, starting with 2024, Ford changed the radio frequency (434 MHz) of its keyfobs and the wireless stick-on keypads. With that said, I recently bought and installed an OEM wireless keypad, SK4Z-14A626-A. For some reason, when you google that part number, many sites call it an...