@PlasticWood Hi, Maybe not the answer you were looking for, but whenever I had problems with Wi-Fi cards not connecting to the AP that I wanted them to connect to I used software like "NetSetMan" or...

@Clajner Hi, Can you please look for a sticker on the backside of your TL-WN722N that lists a serial number and a version number and report back what version you have? Version 1.x of the TL-WN722N...

@Mugetsu Hi, Do you mean you just get no connection to the Internet when using LAN ports 1 to 4, but connections within your router's own network do work fine? Or can you not make any connections at...

@Oarabile Hi, Extract the contents of the zip file and then follow the steps shown in the "TP-Link Wireless Adapter Troubleshooting Video (for Windows)" starting from about 1 minute into the video....

@ls_milkyway Ok. Your comment made me wondering about that WEP encryption. So I searched through my collection of routers until I finally found one that is old enough to still support WEP and set it...

@fuyu25 Hi, So, your Archer C6 is currently setup in Access Point Mode and is directly connected via network cable to the ISP's "receiver"? If that is how your network has been setup, I'd say that...