Actually, it was more moronic than that. The file i copied was named DO_FACTORY_RESET instead of DO_FACTORY_RESTORE (I think it was already wrong from where i copied it). When i corrected it i didn't even need to hold the button, as it was doing soft resets all the time.
Thanks again for your patience.
I'm confused about step 8, all the KUAL stuff. How many things do i have to install?
I installed (unzipped on root) the first one on this image, but then i saw that there was other stuff, and two versions...
Here's where i saw version 2:
https://www.mobileread.com/forums/sho...d.php?t=203326