Windivert Driver Cannot Be Installed You Must Restart Your Computer Jun 2026

The error "WinDivert driver cannot be installed, you must restart your computer" generally occurs when an older version of the WinDivert service is still registered in the system or if active processes are preventing a fresh driver from loading. Because WinDivert is a kernel-mode driver, Windows often requires a reboot to clear locked memory or stubborn registry entries that point to non-existent or conflicting file paths. Common Causes for the Error

Windows Security features like can block WinDivert because it is a kernel-mode driver. The error "WinDivert driver cannot be installed, you