Want a machine, want to play with it, but not to live with it

Hello! I am a former anycubic mega s victim, got it gifted by a friend(because he didn’t use it) and got sucked into the rabbithole of 3d printing. Printed a few parts after calibrating and cleaning it up, but then got punched in the face with onslaught of problems that dont make sense. Tried to fix 'em all, but in result just...