Kaspersky Error 27300 Klif.sys-x64 -

The System File Checker (SFC) tool can help repair corrupted system files.

If you've tried all the above and still get the error, it's time to collect more information for Kaspersky Support: kaspersky error 27300 klif.sys-x64

| | Driver(s) Affected | Solution Summary | | :--- | :--- | :--- | | 0x8000ffff or -2147418113 | klif.sys, mklif.sys, klim6.sys | Rebuild the Cryptographic Service database ( catroot2 ) | | 2146500025 | klim6.sys | Temporarily disable driver signature enforcement | | 2147024894, 2147023824, etc. | klif.sys, klgse.sys, klhk.sys | Use Kavremover to clean previous installations | | 2147024883 | klim6.sys | Rename the 'Config' registry key (Windows 7/8 only) | | 2147023838 | klkbdflt2.sys | Connect a keyboard (server OS only) | | 2146500043 | mklif.sys | Ensure the CPU architecture (ARM/Snapdragon) is compatible | | Various (Any) | (Any) | Reinstall VMware/Cisco AnyConnect or any conflicting applications | | 2147416359 | (Any) | Check the Network Setup Service is set to 'Manual' | The System File Checker (SFC) tool can help

Ensure your operating system is fully updated. Missing security certificates or root updates can cause Windows to reject the digital signature of the driver, leading to a rollback and Error 27300. Verify Hardware Connection (Servers) Missing security certificates or root updates can cause

Editing the Registry can be risky. It's recommended to back up the registry before making any changes.

Several factors can trigger this driver installation failure:

If system files are corrupted, the driver cannot load into the kernel.