Windows makes the "USB connect" sound, but the adapter appears as an "Unknown USB Device." Cause: Power delivery failure. The adapter is trying to draw too much current from a low-power USB port. Fix:

The default Microsoft driver (dated 2015) is known for high latency, random disconnections, and inability to reconnect after sleep. The signal meter may show full bars while the connection stalls.

One of the greatest advantages of the Realtek RTL8188CU is its "Plug and Play" nature on many operating systems. Windows Installation

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Realtek Rtl8188cu Wireless Lan 802.11n Usb 2.0 Network Adapter [new] -