typically occurs during the installation of Kaspersky software when the system fails to install the klim6.sys driver , which acts as a packet network filter. This failure is often caused by leftover drivers from previous security software, corrupted system files, or conflicts with other network-filtering applications like VMware or Cisco AnyConnect. Common Causes
, a specific and surprising cause for this on some systems is the absence of a connected keyboard during the installation process. How to Fix It error 27300 error installing driver klim6sysx64 exclusive
If the automated tool fails, you may need to manually kick the driver out of your network configuration. Right-click the button and select Device Manager . How to Fix It If the automated tool
Run a full system scan with:
If a previous version of the driver is locked, you can force its deletion via the command line. Command Prompt as an Administrator. Run the command: sc delete klim6 Command Prompt as an Administrator
Download the kavremover tool from the official Kaspersky support site. Step 2: Restart your computer into Safe Mode (Press F4 after reboot, or use msconfig → Boot → Safe boot). Step 3: Run kavremover.exe as Administrator. Step 4: Type the security code shown on screen. Step 5: Select the Kaspersky product you were trying to install (or select "All detected products"). Step 6: Click "Remove." The tool will forcibly delete all Kaspersky drivers, including klim6sysx64 . Step 7: Reboot normally and attempt the installation again.