to work on Windows 11 can be tricky, especially since many older drivers were originally designed for Windows 10. Whether your Wi-Fi is missing, frequently disconnecting, or simply won't install, this guide covers the most effective ways to get your hardware back online. 1. Check for Automatic Updates First
The safest way to get a stable driver is through the built-in Windows ecosystem: Right-click the button and select Device Manager . Network adapters and right-click Realtek 8723DU Wireless LAN 802.11n USB NIC . Select Update driver > Search automatically for drivers .
" (it may appear as an "Unknown Device" if no driver is present).