HOW TO FIX CISCO VPN CLIENT ON WINDOWS 10 (32 & 64 BIT). FIX REASON 442: FAILED TO ENABLE VIRTUAL ADAPTER

How correctly install Cisco VPN Client on Windows 10 (32 & 64 bit) using simple steps, overcome the ‘This app can’t run on this PC’ installation error, plus fix the Reason 442: Failed to enable Virtual Adapter error message. The article applies to New Windows 10 installations or Upgrades from earlier Windows versions and all versions before or after Windows 10 build 1511. We also include all required VPN files directly downloadable from Firewall.cx to save time and trouble from broken 3rd-party links.

To simplify the article and help users quickly find what they are after, we’ve broken it into the following two sections:

  • How to Install Cisco VPN client on Windows 10 (clean installation or upgrade from previous Windows), including Windows 10 build prior or after build 1511.
  • How to Fix Reason 442: Failed to enable Virtual Adapter on Windows 10

HOW TO FIX REASON 442: FAILED TO ENABLE VIRTUAL ADAPTER ON WINDOWS 10

When attempting to connect to a VPN gateway (router or firewall) using the Cisco VPN Client on Windows 10, it will fail to connect because of the following reason: Reason 442: Failed to Enable Virtual Adapter.

This fix is very easy and identical to Windows 8 Cisco VPN Client fix, already covered on Firewall.cx:

1. Open your Windows Registry Editor by typing regedit in the Search the web and Windows prompt.

2. Browse to the Registry Key HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\CVirtA

3. From the window on the right, select and right-click on DisplayName and choose Modify from the menu. Alternatively, double-click on DisplayName:

Figure 4. Modify & correct the Windows 10 Cisco VPN Registry entry

For Windows 10 32bit (x86) operating systems, change the value data from “@oem8.inf,%CVirtA_Desc%;Cisco Systems VPN Adapter” to “Cisco Systems VPN Adapter”.

For Windows 10 64bit (x64) operating systems, change the value data from “@oem8.inf,%CVirtA_Desc%;Cisco Systems VPN Adapter for 64-bit Windows” to “Cisco Systems VPN Adapter for 64-bit Windows” (shown below):

Editing the Value Data for the Cisco VPN Client

The registry key now shows the correct DisplayName value data:

The correct 64bit Windows 10 registry values for the Cisco VPN Client to work

At this point, you should be able to connect to your VPN Router or Gateway without any problems.

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