Thanks, I appreacitate the help.
Thanks to this version of sysupdater I managed to finally downgrade a N3DS XL EU and on the first attempt too (that worked I guess, sysupdater froze 5 times in a row before even loading the options). I tried several sysupdater variants and all I managed to do...
I wouldn't risk it, I myself gave up after soft bricking a fresh out of the box EU N3DS XL twice, it always freezes shortly after sysupdater is launched, the two times I actually managed to start the downgrade process are both when it got bricked due to freezes during the process, among...
I was on my last attempt before giving up entirely on this thing and it finally went through, installed about 6 CIAs and...soft bricked.
Managed to get it up and running again, hopefully I manage to downgrade it.