>>717897371>keyboard didn't work in grubAnon that's just bootloader you aren't in the OS at that point.
You need a bootloader but you can try different one.
It might even be UEFI setting causing this.
>didn't have admin or wheel somethig priviledge to install stuffYou should learn how to create accounts and set up sudo.
You are using the wiki I hope.
>internet stopped working when installing a vpnThere are so many moving parts it's hard to sometimes find a solution to a simple problem. But if you have a problem it's very likely someone else had it as well.
Remember to make backups.