I have a Switch OLED modded with Picofly RP2040.
I just use:
- OFW (launched in Hetake Menu > Reboot > OFW) for Online play.
- EmuNAND for offline play.
I don't use Custom SysNAND (SysNAND CFW) to play online with mods, transfer save files, etc.
Do I need to update OFW, EmuNAND, Hetake and...