Realtek GC21-Audio - two ways of downloading and installing the driver

GC21-Audio is a MEDIA device. The developer of this driver was Realtek. The hardware id of this driver is USB/VID_0B05&PID_9D09&MI_00; this string has to match your hardware.

1. Realtek GC21-Audio - install the driver manually

1. You can download from the link below the driver installer file for the Realtek GC21-Audio driver. The archive contains version 6.3.9600.232 dated 2019-09-06 of the driver.
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3. Start the driver installer file from a user account with the highest privileges (rights). If your User Access Control (UAC) is started please accept of the driver and run the setup with administrative rights.
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5. Follow the driver setup wizard, which will guide you; it should be pretty easy to follow. The driver setup wizard will analyze your PC 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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This driver is digitally signed.
The file size of this driver is 9010050 bytes (8.59 MB)
This driver was rated with an average of 4.3 stars by 32233 users.
This driver is fully compatible with the following versions of Windows:

• This driver works on Windows 2000 64 bits
• This driver works on Windows Server 2003 64 bits
• This driver works on Windows XP 64 bits
• This driver works on Windows Vista 64 bits
• This driver works on Windows 7 64 bits
• This driver works on Windows 8 64 bits
• 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. Installing the Realtek GC21-Audio driver using DriverMax: the easy way

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 see!

1. Start DriverMax and press on the yellow button that says ~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 available driver updates. Scroll the list down until you find the Realtek GC21-Audio driver. Click the Update button.
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5. That's it, you installed your first driver!
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