Here's an overview of changing the transmission fluid and filter in a 2010 Ford F150 6R80.

Mercon LV quart https://amzn.to/2xcKlnH
Mercon LV 1.25gal (5 quarts) https://amzn.to/495nwmN

Dorman 265854 transmission pan with drain plug (this wasn't available when I did my service, but would definitely be worth the money)
https://amzn.to/3t05tuy
https://www.dormanproducts.com/p1047... (always confirm fitment for your application)

*Be sure to confirm the correct filter and fluid for your application*

Transmission Filter (FT171) https://amzn.to/2NIVTt3
(FT171 generally fits 2010 and older applications)

Transmission Filter (FT188) https://amzn.to/2JS6rlZ
(FT188 generally fits 2011 and newer applications; also may fit the 2009/2010 Expedition)

*Be sure to confirm the correct filter and fluid for your application*