Error 27300 Error Installing Driver Klim6sysx64 Exclusive Jun 2026

before installing Kaspersky.

Type the following command and press Enter to remove the driver: sc delete klim6 Restart your computer. Attempt to install Kaspersky again. Method 3: Disable Driver Signature Enforcement

This error is a frustrating but common issue, particularly in Windows 10 and 11 environments. It indicates a conflict between the installer's low-level driver ( klim6.sys ) and your current system configuration. error 27300 error installing driver klim6sysx64 exclusive

For real hardware (mouse, keyboard, GPU, chipset, etc.), always download drivers from the – not from pop‑up prompts, “driver updater” tools, or third‑party download sites.

Error 27300 typically occurs when installing Kaspersky software on Windows, specifically failing to install the (Kaspersky Labs Interceptor and Mutualizer) network driver before installing Kaspersky

Windows requires all drivers to have a digital signature. Sometimes, the Kaspersky driver signature conflicts with Windows policies. Go to > Update & Security > Recovery . Under Advanced startup , click Restart now .

If the installer cannot replace the file because it is locked, you can manually remove it. Navigate to C:\Windows\System32\drivers . Locate the file named klim6sysx64.sys . Method 3: Disable Driver Signature Enforcement This error

If the driver is "stuck," you can manually delete the service via the Command Prompt: Open Command Prompt as an Administrator. Type sc delete klim6 and press Enter . Attempt to reinstall the software.

Navigate to the following path: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Network Look for a DWORD value named .

When the installer displays this error, it means it cannot load, register, or overwrite this specific driver file. This is often caused by:

Select the previously installed product version from the dropdown menu and execute the clean.