Before I got serious with fixing and building things at home, WD-40 was a catchall panacea you sprayed on stuff to make it work.
If it moves and it shouldn't: duct tape
If it doesn't move and it should: WD-40
Not only does WD make something work, it makes it smell good, too!
It was, but it still is, too
sprayed on motherboard and ssd. didn't work at all
If it moves and it shouldn't: duct tape
If it doesn't move and it should: WD-40