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. The developer of this driver was Realtek Semiconductor Corp.. The hardware id of this driver is USB/VID_0BDA&PID_0170&MI_02; this string has to match your hardware.

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

1. You can download from the link below the driver installer file for the Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter driver. The archive contains version 1030.27.0425.2018 released on 2018-05-03 of the driver.
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3. Start the driver installer file from a user account with administrative rights. If your User Access Control Service (UAC) is running please confirm the installation of the driver and run the setup with administrative rights.
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5. Follow the driver installation wizard, which will guide you; it should be pretty easy to follow. The driver installation wizard will scan your PC and will install the right driver.
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7. When the operation finishes shutdown and restart your PC in order to use the updated driver. As you can see it was quite smple to install a Windows driver!
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This driver is digitally signed.
Driver file size: 3210805 bytes (3.06 MB)
This driver received an average rating of 4 stars out of 25508 votes.
This driver is fully compatible with the following versions of Windows:

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

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

The advantage of using DriverMax is that it will setup the driver for you in the easiest possible way and it will keep each driver up to date, not just this one. How can you install a driver using DriverMax? Let's see!

1. Open DriverMax and press on the yellow button named ~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 detected 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. That's all, the driver is now installed!
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