If you followed the guide fully and have the boot.firm on CTRnand then yes, you can boot and update whatever your looking at for it. If not, then you need a SD card with the boot.firm on it to boot the 3ds system
If you followed the guide fully and have the boot.firm on CTRnand then yes, you can boot and update whatever your looking at for it. If not, then you need a SD card with the boot.firm on it to boot the 3ds system