Usually, Windows handles Realtek devices via automatic updates, but sometimes manual installation is required. Method 1: Device Manager (Recommended) Plug in your Realtek RTL8188EU adapter. Right-click the Start button and select . Expand Network adapters .
The Realtek RTL8188EU is one of the most widely used Wi-Fi chipsets in the world. It powers millions of budget-friendly USB wireless dongles, providing 802.11n Wi-Fi connectivity to desktop PCs, laptops, and single-board computers like the Raspberry Pi.