I don't understand. According to what I read online, both of your desired goals are possible on iPad just as I described. Read these and try one more time:
getnotifyr.com
When it came to adding a Dark Mode option to its iOS app, Facebook was late to the game. The social network announced it was coming in June 2020, but dragged its feet for months before eventually rolling it out to mobile users in November the same year, over 400 days after Apple first introduced...
www.macrumors.com
EDIT: Ok, I just saw where they say you must be using the
floating keyboard on iPad in order for slide to type to work.