How do I turn on UPNP in Warframe?
Warframe uses UPnP in order to automatically open the ports needed for playing games and communicating with friends.
To enable UPnP in Warframe:
1. click little gear in upper right of star map
2. check box by Enable UPnP
3. click Confirm
Please make sure UPnP is also enabled on your router. If you do not know how to check your routers settings, please contact your router manufacturer for instructions on how to enable uPnP on your device.