Driver for Realtek Semiconductor Corp. Realtek RTL8821CS Wireless LAN 802.11ac SDIO Network Adapter - downloading and installing it

Realtek RTL8821CS Wireless LAN 802.11ac SDIO Network Adapter is a Network Adapters 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 SD/VID_024C&PID_B821.

1. Manually install Realtek Semiconductor Corp. Realtek RTL8821CS Wireless LAN 802.11ac SDIO Network Adapter driver

1. Download the driver setup file for Realtek Semiconductor Corp. Realtek RTL8821CS Wireless LAN 802.11ac SDIO Network Adapter driver from the location below. This is the download link for the driver version 3008.35.0601.2016 released on 2016-06-17.
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3. Run the driver installation file from a Windows account with the highest privileges (rights). If your UAC (User Access Control) 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 setup wizard, which should be quite straightforward. The driver setup wizard will analyze your PC for compatible devices and will install the driver.
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7. Shutdown and restart your computer and enjoy the updated driver, as you can see it was quite smple.
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This driver is digitally signed.
Size of this driver: 2324156 bytes (2.22 MB)
This driver was rated with an average of 4.2 stars by 72684 users.
This driver is fully compatible with the following versions of Windows:

• This driver works on Windows 8.1 64 bits
• 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 RTL8821CS Wireless LAN 802.11ac SDIO Network Adapter driver

The most important 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 easy can you install a driver using DriverMax? Let's take a look!

1. Open DriverMax and push on the yellow button named ~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 available driver updates. Scroll the list down until you locate the Realtek Semiconductor Corp. Realtek RTL8821CS Wireless LAN 802.11ac SDIO Network Adapter driver. Click on Update.
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5. That's all, the driver is now installed!
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