World famous PSP developers Coldbird, Virtuous Flame, and the rest of Team Pro has updated their Custom Firmware 6.xx for PSP. This the first stable build of PRO-C CFW that supports Prometheus Online server.
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