I have the RTL8812AU 802.11a/b/g/n/ac WLAN Adapter and it used to not be detected. I downloaded a driver to get it working. But now I can connect to the internet with it but after about ~5 minutes it just disconnects and I have to unplug and re plug it.

marked as duplicate by Jeff Schaller, Rui F Ribeiro, elbarna, GAD3R, Archemar Jan 31 at 9:50

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