I need to use Manjaro on USB all the time but I'm having difficulty as pacman is a rolling version

[Mirdarthos]

Hi @kejops, and welcome!

I know this is for LXDE, but I’m 100% sure it can be adjusted for other DEs as well, I’ve just never done it myself. Have a look at [root tip] Manjaro-To-Go LXDE with persistance

Hope this helps!