Maybe you’re not supposed to do any pro stuff with it. Just watch youtube videos and browse FB or whatever it is that grandmas do these days. Many apple products don’t really feel as pro as you’re lead to believe by the marketing team.
Just today I ran into a strange issue with the iMovie on iOS. You literally can’t edit a vertical video in any sensible way. Either you shoot horizontal video or you don’t shoot at all. These are the only options Apple gives for you.