Realtek Z21 USB Ethernet Controller - two ways of downloading and installing the driver

Z21 USB Ethernet Controller is a Network Adapters device. This Windows driver was developed by Realtek. USB/VID_2655&PID_8153&REV_3100 is the matching hardware id of this device.

1. How to manually install Realtek Z21 USB Ethernet Controller driver

1. Download the driver setup file for Realtek Z21 USB Ethernet Controller driver from the link below. This download link is for the driver version 10.55.0627.2022 dated 2022-06-27.
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3. Start the driver installation file from a Windows account with the highest privileges (rights). If your UAC (User Access Control) is enabled then you will have to confirm the installation of the driver and run the setup with administrative rights.
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5. Follow the driver installation wizard, which should be pretty straightforward. The driver installation wizard will scan your PC for compatible devices and will install the driver.
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7. Restart your PC and enjoy the fresh driver, it is as simple as that.
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There is no digital signature available for this driver.
File size of the driver: 0 bytes (0 B)
Driver rating 3.3 stars out of 20820 votes.

2. Using DriverMax to install Realtek Z21 USB Ethernet Controller driver

The advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date, not just this one. How can you install a driver using DriverMax? Let's take a look!

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. Search the list until you find the Realtek Z21 USB Ethernet Controller driver. Click on Update.
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5. Finished installing the driver!
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