Just a heads up you sure your switch is turned off sounds to me it's still on when trying to manually get into rcm.
If all fails disconnect battery on switch wait a minute or 2 then reconnect it then rcm it.
Lol funny you mentioned that loaded up Mario oddesey asked for update then I realized controller asked for one out of no where I said what ever then realized my system was updated :/ then just updated sx all working fine so far.
Didn't even realize my internet was connected I usually delete my...
Just copy over sx os license.dat to your new sdcard if you haven't copied it somewhere else I would do so now as if your sdcard becomes corrupt you will have to purchase another license.
This was way before a9lh I couldn't get into system. Settings would just freeze and come out just a thought not saying it is but op stated he can't get into system settings
Something like this
https://gbatemp.net/threads/cant-access-the-system-settings.405791/
Or if you don't want to go to the hasstle of burning discs and just to play backups on live get a wasabi or xkey and play of external hard drive might pay a bit at first but will be worth it in the long run but then again how long till they cut off Xbox live on the 360 is the question you got to...
Yeah I get that white screen as well its not the app more so the hack I notice works better when you give it a bit to load the browser before you launch loadine had same prob when using computer as well
Only thing drive me crazy is all these new horror games nowadays is its so dark, all time. I can't even play them. I understand they trying to create spooky but be creative a little, not just darkness with pop out scare scenes.