Yeah, for the love of god dump everything on its SD card and on the internal memory of the console.
After copying everything important, just turn it into a normal console (as much as possible) and just play with it. Consoles were meant to be...
The Louvre guide on this console is probably more recent than the one on the cartridge! (I don't know how old is the latest eShop update, it's the 1.3 but the Nintendo website has only documented the 1.1 from 2014, and this console is copyrighted...
Caller -"Everytime I start a Pc game on my S24, playing on a external monitor, someone calls or texts me, n it kicks me out of the game." Customer Support - Click (hangs up)
I found it funny cause many many years ago, had a roommate in college that did this same dumbass branding of the school logo, but it didn't look anything like it after it healed. Just looked like a birthmark.