What are the rubber circles for on the back of my pc case? Should I just leave them like that if don’t have a need for them? Or are they likely to let I’m dust into the motherboard?
Edit: thanks for all the replies, so just for water cooling I have no need for.
Downvoting partially correct answers discourages participation and we’re not reddit.
Only if you care about it. I can see why people do care, but there’s really no need to, especially in this enviroment.