Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver download and installation

Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter is a Network Adapters hardware device. The developer of this driver was Realtek Semiconductor Corp.. USB/VID_0BDA&PID_0823&MI_02 is the matching hardware id of this device.

1. Manually install Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver

1. Download the setup file for Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver from the location below. This download link is for the driver version 1030.27.0425.2018 dated 2018-05-03.
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3. Run the driver setup file from a Windows account with the highest privileges (rights). If your User Access Control Service (UAC) is started then you will have to confirm the installation of the driver and run the setup with administrative rights.
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5. Follow the driver installation wizard, which should be pretty straightforward. The driver installation wizard will analyze your PC for compatible devices and will install the driver.
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7. Restart your PC and enjoy the fresh driver, it is as simple as that.
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Realtek Semiconductor Corp. applied a digital signature to this driver.
File size of the driver: 3210805 bytes (3.06 MB)
This driver was installed by many users and received an average rating of 4.1 stars out of 25390 votes.
This driver was released for the following versions of Windows:

• This driver works on Windows 10 64 bits
• This driver works on Windows 11 64 bits

2. The easy way: using DriverMax to install Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver

The advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date. How can you install a driver using DriverMax? Let's take a look!

1. Start DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your computer.
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3. Take a look at the list of driver updates. Scroll the list down until you find the Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver. Click the Update button.
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5. Finished installing the driver!
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