Kaspersky Error Installing Driver Klim6sys X64 Upd _top_ Jun 2026

This error is not unique to Kaspersky; it can affect the installation of any software that uses an NDIS filter, such as other antivirus programs or VPN clients.

Standard Windows uninstallation often leaves registry keys and hidden driver files behind. Kaspersky provides an official tool designed to wipe these completely.

Kaspersky Error 27300 (often accompanied by code 2147024894 ) occurs when the installer fails to properly register the driver, which acts as the Kaspersky Anti-Virus NDIS Filter kaspersky error installing driver klim6sys x64 upd

Old Kaspersky files, particularly from previous failed installs or older versions, can conflict with new driver installation.

In the right pane, look for . If you see klim6 listed there, right-click and Modify to remove only that specific name, leaving other values (like netvsc ) intact. This error is not unique to Kaspersky; it

Select . If missing, use Have Disk and point it to the klimx64 folder in your Kaspersky installation directory.

Run the tool, select the Kaspersky version you were trying to install, and click . Kaspersky Error 27300 (often accompanied by code 2147024894

If all else fails, you can use Windows' built-in recovery options.

If Kavremover does not work, you may need to manually install the driver package before running the main installer.

The is a critical installation failure that occurs when the Kaspersky setup wizard fails to register its Network NDIS Filter driver ( klim6.sys ) within the Windows networking stack. This issue forces an automatic installation rollback, preventing the deployment of Kaspersky Standard, Plus, Premium, or Kaspersky Endpoint Security (KES). What is the klim6.sys Driver?

The error is almost always a "file in use" or "access denied" issue. By using the Kavremover tool in Safe Mode , you eliminate 90% of the causes. If the problem persists, checking the System32/drivers folder and cleaning the Registry are your best bets for a clean install.