Overview

This article provides the solution for when trying to install the Kerio VPN client, you get the following error message:

Error 28201. Failed to install VPN device driver. Command: UPDATE. Action: LookupDevice. Result: E_UNEXPECTED, device is already registered.

Information

Requirements:

1. The Kerio Control VPN client on Windows.
2. Latest Kerio Control versions (9.2.8 and above).
3. The resolution steps from the Failed to install VPN Device Driver article were already executed.

Process

1. Restart your PC.
2. Click on the Windows menu, type in cmd, right-click on the Command Prompt and click on Run as Administrator.

   

3. Run the following commands:
   • netsh winsock reset
   • netsh int ip reset

   

4. Continue from step 3 on the Failed to install VPN Device Driver article.

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Confirmation

The VPN client is installed correctly.