(dated April 2023) WHQL certified for Windows 11 Source: Microsoft Update Catalog (search “Realtek 8723DU” and select the driver with “wi-fi” in the title)
Realtek 8723DU Wireless LAN 802.11n USB NIC is a single-chip controller that integrates 2.4G WLAN and Bluetooth 4.2 functionality. On Windows 11, the driver enables essential wireless features including fast data transfer and efficient power management. Key Features WLAN Standard : Supports 802.11b/g/n protocols for consistent 2.4GHz Wi-Fi connectivity. Integrated Bluetooth : Features Bluetooth 4.2 support, including Bluetooth Low Energy (BLE) for power-efficient peripheral connections. Antenna Diversity (dated April 2023) WHQL certified for Windows 11
Realtek 8723DU Wireless LAN 802.11n USB NIC Driver — Best Windows 11 Driver (package) Integrated Bluetooth : Features Bluetooth 4
If the device shows up with a yellow warning triangle or as an "Unknown Device": Right-click the and select Device Manager . Expand the Network adapters list. Finding the "best" driver for the Realtek 8723DU
Finding the "best" driver for the Realtek 8723DU Wireless LAN 802.11n USB NIC