Any help appreciated. Have been playing Skyrim for years, including the DLCs--Dragonborn and Dawnguard. Decided to try, for once, the Vampire side of things, but

I can't figure out the controls. Seems to be little instruction and I just might be getting stupid in my old age. Any help appreciated.

Do I always run around in my underwear? (Get my drift about the "stupid" part?)

It's pretty much the same. You can do a Google search, if necessary.

It is basically the same. Not even basically. If you are referring to vampire lord form they give you a tutorialand the rest remains the same.