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

When the error occurs, do not show a generic Windows error message. Show a context-aware modal.

The application lacks the administrative authority required to install a kernel driver. When the error occurs, do not show a

Ensure that you are running the WinDivert driver installation as an administrator: When the error occurs

Check if the application utilizing WinDivert is updated for your version of Windows. and custom firewalls. However

WinDivert (Windows Packet Divert) is a powerful user-mode packet interception library. It is widely used by network security tools, VPNs, proxies, and custom firewalls. However, users frequently encounter a frustrating installation loop error:

WinDivert registers a kernel-mode driver. If the host application is executed without full administrative rights, Windows blocks the installation.