Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC driver download and installation

Realtek 8821CU Wireless LAN 802.11ac USB NIC is a Network Adapters hardware device. This Windows driver was developed by Realtek Semiconductor Corp.. In order to make sure you are downloading the exact right driver the hardware id is USB/VID_0BDA&PID_C820&MI_02.

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

1. Download the setup file for Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC driver from the link below. This is the download link for the driver version 1030.44.0106.2023 released on 2023-04-27.
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3. Start the driver installation file from a Windows account with administrative rights. If your User Access Control Service (UAC) is started then you will have to accept of the driver and run the setup with administrative rights.
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5. Follow the driver installation wizard, which should be pretty easy to follow. The driver installation wizard will analyze your PC for compatible devices and will install the driver.
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7. Shutdown and restart your PC and enjoy the fresh driver, as you can see it was quite smple.
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This driver is digitally signed.
File size of the driver: 5773281 bytes (5.51 MB)
This driver was rated with an average of 5 stars by 83217 users.
This driver is compatible with 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 8821CU Wireless LAN 802.11ac USB NIC driver

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. How can you install a driver using DriverMax? Let's take a look!

1. Start DriverMax and push 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 8821CU Wireless LAN 802.11ac USB NIC driver. Click the Update button.
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5. Enjoy using the updated driver! :)
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