Realtek 8723du Wireless Lan 802.11n Usb Nic Driver Windows 11 |verified|
Check the box for and select Windows 10 (or Windows 8).
Consigli di sicurezza
Realtek 8723DU Wireless LAN 802.11n USB NIC is a hardware component that allows a computer to connect to Wi-Fi networks using the 802.11n standard via a USB interface. On Windows 11, the driver is the essential software that enables the operating system to communicate with this specific hardware. Driver Availability & Compatibility Official Support : While older, the Realtek 8723DU
The 8723DU is notorious for sleeping and never waking up. After installation:
: Expand Network adapters , right-click Realtek 8723DU Wireless LAN 802.11n USB NIC , and select Update driver . Manual Install : Choose "Browse my computer for drivers." Check the box for and select Windows 10 (or Windows 8)
A known issue with this driver is the "Code 34" error, which indicates a problem with the driver and forces users to restart their computer multiple times a day.
: Right-click the Start button and select Device Manager .
If your Wi-Fi is currently unstable, forcing Windows to look for a specific update through Device Manager can resolve the issue. Right-click the and select Device Manager . Expand the Network adapters section.
If you downloaded a .zip file from the Microsoft Update Catalog , extract it first, then point Windows to that folder. Driver Availability & Compatibility Official Support : While
Windows 11 frequently puts USB network interfaces to sleep to save battery. This ruins desktop Wi-Fi dongles and laptop cards alike. Open and expand Network adapters .
SOLVED: Realtek 8723DU Wireless LAN 802.11n USB NIC Driver for Windows 11
The Realtek 8723DU is a highly integrated single-chip component that combines a Wireless LAN (WLAN) and a Bluetooth USB interface controller. It supports the 802.11n Wi-Fi standard alongside Bluetooth 2.1/4.2 functionality. While it is a reliable and cost-effective module frequently found in USB Wi-Fi dongles and budget laptops, users transitioning to Windows 11 often face connectivity, driver compatibility, or installation hurdles.
Uninstalling the old or corrupted driver is often the only way to resolve the "Code 34" error. A clean installation ensures any corrupted files are removed from your system, allowing the new driver to function correctly. : Right-click the Start button and select Device Manager
If Windows Update fails to find a working driver, you will need to download the driver package manually. Because Realtek does not consistently provide direct consumer download links on their main site for older chipsets, the is your safest bet.
Open Device Manager , expand Network Adapters , and right-click your Realtek 8723DU device. Select Properties , go to the Power Management tab, and uncheck "Allow the computer to turn off this device to save power." Click OK. Issue 2: "Can't Connect to This Network" Error
Here is the step-by-step fix:
Windows 11 may aggressively turn off the USB port to save power, failing to wake the network adapter back up when the system wakes from sleep. Step-by-Step Guide to Download and Install the Driver
Go to > Network Adapters > Right-click your Realtek device > Update driver > Browse my computer for drivers , and select the folder where you extracted the files. Troubleshooting Common Realtek 8723DU Issues on Windows 11
