You've made a powerful Ally this day, my friend

In 2024, I bought an ASUS ROG Ally Z1, a handheld gaming PC. Since then, I've done a lot of customisations to it, both on the software and hardware sides, and I thought it'd be a good idea to document them here; maybe I'll help someone overcome some of the problems I faced, with time saved on looking for solutions, and also provide some ideas for what you can do with this thing. As of 2026, I…