iPhone Home Screens are easier to tame once you stop thinking in “iOS 13 jiggle only” terms. Current iOS still uses jiggle mode to drag icons, but App Library, ...
iOSGuide
How to Use Any Video as iPhone Live Wallpaper (4 Methods)
iPhones do not let you set a raw video file as your wallpaper. There is no option to select an MP4 from your camera roll and apply it directly to the lock ...