lraggi wrote If, directly connected to the printer works fine, in culauier version of windows 10, only the prinserver TL-PS310U with version 1703, the previous one, as 1607 said if it worked well....

what's the WAN IP address on your router ? When you ping the DNS, is the IP address be the same on the router? Are you able to use the WAN IP+ port to remote access your router's web interface?

Kevin SG wrote What kind of device do you want to open ports for? the port forwarding is used to open ports for local device or server, it is normal that it only accepts internal IP address with the...

I think you can try to manually create profile or test with another 4G SIM card to see what happen

What's the model.no of your modem router? How about the firmware version and hardware version? If not on latest firmware version, suggest to update to the latest first.

Have you ever visit their website before? Here has a FAQ, hope it helps: http://www.tp-link.com/en/article/?faqid=573