The Realtek 8188GU Wireless LAN 802.11n USB NIC Go to product viewer dialog for this item.

This is often caused by Windows turning off the device to save power. Open -> Network adapters . Right-click Realtek 8188GU... and select Properties . Go to the Power Management tab.

This error indicates a driver corruption or a USB port conflict.

For Windows 10 and Windows 11 users, the Realtek 8188GU is usually supported automatically via Windows Update. However, if the adapter shows up as an "Unknown Device" or with a yellow exclamation mark, manual intervention is required.

git clone https://github.com/oblique/create_ap cd create_ap make install sudo create_ap wlan0 eth0 MyHotspot MyPassword

git clone https://github.com/McMCCRU/rtl8188gu.git cd rtl8188gu make sudo make install sudo reboot Use code with caution. Copied to clipboard

The Realtek RTL8188GU is a single-chip Wireless Network Interface Controller (NIC). It utilizes a USB 2.0 interface to provide wireless connectivity. Key Technical Specifications IEEE 802.11b/g/n Frequency Band: 2.4 GHz (Single Band) Maximum Speed: Up to 150 Mbps Interface: USB 2.0 / USB 1.1 Security Encryption: WPA, WPA2, WEP, WPA-PSK Form Factor: Often sold as a "nano" or "mini" USB dongle

What are you using? (Windows 10, Windows 11, or a Linux distribution?)

The Realtek 8188GU Wireless LAN 802.11n USB NIC is a highly popular, budget-friendly USB Wi-Fi adapter. It connects older desktop PCs and laptops to wireless networks using the 802.11n standard on the 2.4 GHz band.

Realtek does not make it easy to find drivers directly on their public website. However, the official driver for the 8188GU is included in their , version 1030.37.1125.2020 or newer.

Let’s be honest: The Realtek 8188GU is a legacy chipset (introduced around 2014-2015). While it works fine for basic web browsing and retro emulation, it is obsolete by modern standards.