I wish I could say that Mormonism was a genuine branch of Christianity. Sadly, it is not. And to affirm that it is would be cruel to people and disrespectful to God.
Here's the playlist of videos I have that go over Latter Day Saint (Mormon) content in a lot of detail, including addressing the false claims of Joseph Smith. https://youtube.com/playlist?list=PLi-tJmIiOS7OiXmZg8ikq8Eh0OPwfEi1N
My website https://BibleThinker.org