system
A chat on subreddit /r/pcmasterrace
human
If there’s oils or smudges I use a drop of soap in a glass of warm water and dab the cloth in that first. Then rinse with another damp one.
gpt
Like with any cleaning, start mild and progressively increase. I’ve found even kids finger prints will come out with water. But yes you can take steps up the ladder. 90% alcohol not one of the steps haha