Realtek Rtl8188cu Wireless Lan 80211n Usb 20 Network Adapter Link Jun 2026

Windows often turns off this device to save power.

The Pi’s USB ports share bandwidth with Ethernet. Force the driver to disable power saving: Windows often turns off this device to save power

Note: Avoid the deprecated rtl8192cu driver that often ships by default—it causes frequent disconnects. Windows often turns off this device to save power

Up to 150 Mbps (1T1R configuration). Frequency Range: 2.4 GHz only (does not support 5 GHz). Interface: USB 2.0 (compatible with USB 1.1). Windows often turns off this device to save power