try drivers from my other links.. that one for generic realtek chipset.. it is newer and, probably, more stable.

https://www.tp-link.com/us/support/download/archer-t2u-plus/#Driver official https://www.station-drivers.com/index.php?option=com_remository&Itemid=352&func=fileinfo&id=4400&lang=en realtek latest...

@jasechiu try latest drivers for that device... or try something better: check fist what chip lies inside that device (probably realtek). Then ask google to find it for you, latest drivers for that...

@Kathy_Z thanks... i found exactly same explanation

@Kathy_Z i have exactly same usb wifi adapter from your link... i found explanation for that behavior but you still can try to ask for latest driver from realtek and and then customize it for your...

Hardware Version is V2, probably... realtek 8812au chipset inside explanation: I bought the device 2 days ago and everything works perfectly. The device connects to a 2.4ghz wifi network at...