Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC how to download and install the driver

Realtek 8821CU Wireless LAN 802.11ac USB NIC is a Network Adapters hardware device. The developer of this driver was 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. Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC - install the driver manually

1. You can download from the link below the driver setup file for the Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC driver. The archive contains version 1030.22.0202.2018 dated 2018-02-12 of the driver.
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3. Run the driver installer file from a user account with administrative rights. If your UAC (User Access Control) is running please confirm the installation of the driver and run the setup with administrative rights.
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5. Go through the driver installation wizard, which will guide you; it should be quite easy to follow. The driver installation wizard will analyze 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 by the manufacturer.
Download size of the driver: 2031334 bytes (1.94 MB)
Driver rating 4.6 stars out of 74398 votes.
This driver was released for the following versions of Windows:

• This driver works on Windows 2000 32 bits
• This driver works on Windows Server 2003 32 bits
• This driver works on Windows XP 32 bits
• This driver works on Windows Vista 32 bits
• 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. How to use DriverMax to install Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC 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 using DriverMax? Let's take a look!

1. Open DriverMax and press on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your PC.
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3. Take a look at the list of available driver updates. Search the list until you locate the Realtek Semiconductor Corp. Realtek 8821CU Wireless LAN 802.11ac USB NIC driver. Click on Update.
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5. Enjoy using the updated driver! :)
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