Error 27300 Klif.sys-x64: Kaspersky

Here is the order of operations to resolve this. Start with #1 and move down.

The most reliable first step is using Kaspersky’s own tool. It forcibly cleans all remnants of Kaspersky drivers, including klif.sys . kaspersky error 27300 klif.sys-x64

If the error occurs on Windows 10/11:

Check for and remove other antivirus programs that might still be active or partially uninstalled. 3. Repair Windows System Integrity Here is the order of operations to resolve this

In this long-form guide, we will explore what error 27300 means, why the klif.sys-x64 driver is critical, what causes the problem, and how to fix it step-by-step on Windows 10 and Windows 11 (64-bit systems). why the klif.sys-x64 driver is critical