I need help port warding my nintendo swhich

is it safe to enable upnp it turn off tho my nintendo swhich is NAT type B i would like to be able to play it online if i could… i mean computer games and stuff workfine idk why the swhich is having such issues is there away to wardport it or anything? even is enable upnp would that help or be safe?

I have a nintendo switch behind my mikrotik router and no port forwarding is required and my upnp is off ???

Same here, no port forwarding and behind nat. No upnp.
Can you post your config with hide-sensitive.