windows 10 wifi adapter issues

Hello everybody I noticed something strange happening on my Thinkpad X1 Extreme Gen 2 with Windows 10 Home. I conncect to the Internet via Wi-Fi and am using NordVPN to protect my connections. Normally, the Windows connection Icon and Information look like in the following 2 pictures...

I have TP-Link Wifi Adapter (Model: TP-WN821N). Since I do not have a CD ROM in my PC, I went to download the driver from TP-Link site. It was asking me for the version of the adapter (which i am not sure where to find). Hence I downloaded the latest version (V6). I clicked on the setup file...