My current setup:
sysNand clean: 9.0.1
emuNand Atmos CFW: 8.x.x
I updated my sysnand from 4.1.0 to 9.0.1 without burning fuses(fusecount: 5) with this method: https://gbatemp.net/threads/an-easy-but-a-bit-more-risky-way-to-update-switch-firmware-without-burning-any-fuses.511847/
Today I wanted...
I may try the new ram site, and download more RAM to my Switch. Not sure if ddr3 is the right ram
for it tho. Edit- no it uses floppy Ram, just like @AncientBoi