I cannot open any files on my Manjaro Linux laptop. I really can't remember why it happened but I restarted my computer and now I dont have read/write access to any folder or file even though I've logged in.
Check the mode at which the partition is mounted i.e whether it is mounted in read-only or read-write mode.
You can use
Somehow you got all your files owned by root... try, as root:
the second number is the group number).
Be extremely careful with what you do as root (or using