Prerequisiti
Let me know in the comments—I’ve covered the 8812BU, 8822CE, and 8852AE as well.
Navigate to on the left sidebar, then click on Advanced options . Scroll down and select Optional updates .
Right-click your Realtek 8723DU Wireless LAN 802.11n USB NIC and select . Navigate to the Power Management tab. Prerequisiti Let me know in the comments—I’ve covered
If you encounter issues with the Realtek 8723DU driver on Windows 11, try the following troubleshooting steps:
Note: Because this is an 802.11n (Wi-Fi 4) device operating strictly on the 2.4 GHz frequency band, it will not detect 5 GHz or 6 GHz (Wi-Fi 6E/7) wireless networks. Step-by-Step Installation Methods for Windows 11
This is the recommended method for most users. Right-click your Realtek 8723DU Wireless LAN 802
: The most direct and official source for verified drivers. Version 1030.52.731.2025 is listed for Windows 11 Client version 24H2 and later , updated as recently as July 2025.
Find or Channel Width and change it from 20MHz Only to Auto or 20MHz/40MHz Auto . This allows the adapter to bond channels together and hit the full 150 Mbps mark if your router supports it. Conclusion
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Windows 11 is optimized for 802.11ac (Wi-Fi 5) and 802.11ax (Wi-Fi 6). If you have spent three hours troubleshooting, consider spending $15 on a new USB adapter. For a better Windows 11 experience, replace it with a (AC1200) or MediaTek MT7921 (Wi-Fi 6) dongle. These have native Windows 11 drivers and support 5 GHz bands, offering speeds up to 1200 Mbps instead of 150 Mbps.
Once you have the driver file (usually a .exe setup or a .inf file), here’s how to install it.