Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter - two ways of downloading and installing the driver

Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter is a Network Adapters hardware device. This driver was developed by Realtek Semiconductor Corp.. USB/VID_0BDA&PID_0823&REV_0200&MI_02 is the matching hardware id of this device.

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

1. Download the driver setup file for Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver from the link below. This download link is for the driver version 1027.4.0505.2015 dated 2015-05-05.
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3. Run the driver installation file from a Windows account with administrative rights. If your User Access Control Service (UAC) is enabled 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 setup wizard, which should be quite straightforward. The driver setup wizard will analyze your PC for compatible devices and will install the driver.
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7. Restart your computer and enjoy the new driver, it is as simple as that.
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This driver is digitally signed by the manufacturer.
Driver file size: 1726314 bytes (1.65 MB)
Driver rating 5 stars out of 36964 votes.
This driver was released for the following versions of Windows:

• This driver works on Windows 7 64 bits
• This driver works on Windows 8 64 bits
• This driver works on Windows 8.1 64 bits
• This driver works on Windows 10 64 bits
• This driver works on Windows 11 64 bits

2. How to use 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, not just this one. How easy can you install a driver using DriverMax? Let's follow a few steps!

1. Start DriverMax and click on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
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3. Take a look at the list of detected driver updates. Search the list until you find the Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver. Click on Update.
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5. That's all, the driver is now installed!
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