Not sure of the same will happen to you, but switching to a Linux distro improved my Citra performance. I would recommend switching to the lightweight distro Lubuntu. It's very easy to use and runs on low spec pcs smoothly
First, download 7-zip on Windows, Keka on macOS, or p7zip (get it from your package manager) on Linux
The romsforever password should be: romsforever dot co (Replace dot with a . and remove the spaces.)