Driver for Realtek Semiconductor Corp. Realtek 8821BU Wireless LAN 802.11ac USB NIC - downloading and installing it

Realtek 8821BU Wireless LAN 802.11ac USB NIC is a Network Adapters device. This driver was developed by Realtek Semiconductor Corp.. The hardware id of this driver is USB/VID_0BDA&PID_B82B.

1. Manually install Realtek Semiconductor Corp. Realtek 8821BU Wireless LAN 802.11ac USB NIC driver

1. You can download from the link below the driver setup file for the Realtek Semiconductor Corp. Realtek 8821BU Wireless LAN 802.11ac USB NIC driver. The archive contains version 1027.6.0417.2015 released on 2015-05-15 of the driver.
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3. Start the driver installer file from a user account with administrative rights. If your UAC (User Access Control) is enabled please accept 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 quite easy to follow. The driver installation wizard will scan your computer and will install the right driver.
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7. When the operation finishes shutdown and restart your computer in order to use the updated driver. It is as simple as that to install a Windows driver!
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Realtek Semiconductor Corp. applied a digital signature to this driver.
File size of the driver: 1315322 bytes (1.25 MB)
This driver received an average rating of 4.8 stars out of 92616 votes.
This driver will work for the following versions of Windows:

• This driver works on Windows 7 32 bits
• This driver works on Windows 8 32 bits
• This driver works on Windows 8.1 32 bits
• This driver works on Windows 10 32 bits
• This driver works on Windows 11 32 bits

2. Installing the Realtek Semiconductor Corp. Realtek 8821BU Wireless LAN 802.11ac USB NIC driver using DriverMax: the easy way

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 using DriverMax? Let's see!

1. Open 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 detected driver updates. Scroll the list down until you locate the Realtek Semiconductor Corp. Realtek 8821BU Wireless LAN 802.11ac USB NIC driver. Click the Update button.
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5. That's all, the driver is now installed!
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