@benso0919 What kind of Wi-Fi adapter did you use before you got the Archer TX20U Nano? In case it also was an USB adapter, was it working fine? When you say the Wi-Fi cannot be enabled, do you mean...

@rexhep Hi, Looking at this thread https://community.tp-link.com/en/home/forum/topic/762110 it would seem that a warranty replacement is the way to go.

@benso0919 Hi, Have you tried the Archer TX20U Nano in other USB ports of your PC yet? It is quite common for PCs to have more than one USB controller operating the many USB ports and occasionally...

@marito122 Hi, I remember someone mentioning a problem like this previously. The solution was to set the initial login password via the web interface, which can be accessed by a web browser via the...

@Pankajuuuuu It's quite often the case that certain regional websites of TP-Link list new firmware versions sooner than others. https://www.tp-link.com/tw/support/download/archer-ax53/v1/#Firmware

@Bartp61 Proton VPN offers a truly free VPN service that you could try. The "free" servers aren't very fast, but for the purpose of testing that's acceptable.