Marcus_KA wrote When deactivating the firewall (ZoneAlarm), there will be no bluescreen. I have tested the logging in with the firewall and the TP-Link driver: only when both are on both users...

As far as I know, not all the router can work with USB dongle 3G/4G Share this link with you: http://www.tp-link.com/en/comp-list.html

Nope, when you look at the Spec , no MAC filtering. But I think you can go to Security>>>access control to block devices

You use the whitelist or the blacklist? Can refer this FAQ: http://uk.tp-link.com/faq-1124.html

Maybe that's the issue, guess need to wait for tp-link to update the database

Hi Jon, I learned from tp-link support that this model RE580D do not support access point mode, some other model.such as RE350 , TL-WA860RE( V2 ) , RE450( V1 ) , RE400, do You can refer to this FAQ:...