@Marvin_S I have tried it all ,it shows it for a while and then got disappeared again🙂

@Marvin_S windows 11 is the OS of my system.. and it is not showing any of the 5ghz network...

I have recently purchased Tp-link Archer T600U Nano Adapter to connect to my 5ghz wifi , but when i installed it ,it works fine for few days but then my 5ghz net not showed up it only shows only...