Windivert Driver Cannot Be Installed You Must Restart Your Computer |top| -

Because WinDivert operates at the kernel level (the core of your operating system), Windows treats it as a critical system driver. Consequently, Windows has strict rules about installing, updating, or removing this driver—often requiring a reboot to finalize changes.

Some Antivirus programs (like Sophos) block WinDivert because it intercepts network packets. Try temporarily disabling your antivirus or adding the application folder to your Exclusions list. Because WinDivert operates at the kernel level (the

Because it installs a kernel-mode driver, Windows requires: Windows has strict rules about installing

Graceful Driver State Manager Target Scenario: Handling the "System Restart Pending" error (ERROR_ACCESS_DENIED / 0x5) during WinDivert installation. Because WinDivert operates at the kernel level (the

This error usually happens when a previous version of the WinDivert driver is still active or registered in a way that prevents a new installation