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Realtek Semiconductor Corp. Realtek RTL8821AU Wireless LAN 802.11ac USB 2.0 Network Adapter how to download and install 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.. The hardware id of this driver is USB/VID_0BDA&PID_0170&MI_02; this string has to match your hardware.

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 1030.44.0809.2021 released on 2021-09-29.
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  3. Run the driver installation file from a Windows account with the highest privileges (rights). If your User Access Control (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. Go through the driver setup wizard, which should be quite straightforward. The driver setup wizard will scan your PC for compatible devices and will install the driver.
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  7. Restart your computer and enjoy the fresh driver, as you can see it was quite smple.
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There is no digital signature available for this driver.

This driver was installed by many users and received an average rating of 3.6 stars out of 88618 votes.




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 install the driver for you in just a few seconds and it will keep each driver up to date. How can you install a driver with 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 scan and 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 on Update.
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  5. Finished installing the driver!
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Drivers