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

The error is a safety mechanism by Windows to prevent network conflicts. While the prompt tells you to restart, the issue is usually that a background process is the driver file immediately upon boot. The "Clean Boot" method (Step 1) resolves this issue in 90

Your security software is likely the primary blocker. Temporarily disabling your antivirus is a good diagnostic step.

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. The error is a safety mechanism by Windows

This article provides a comprehensive guide to understanding this error and, more importantly, the top, proven solutions to fix it. Why Is This Error Happening?

Hold the while clicking Restart in the Windows Start Menu. Temporarily disabling your antivirus is a good diagnostic

To prevent future blocks, go to > Manage settings .

Modern Windows updates block drivers that do not have valid, Microsoft-enforced digital signatures. If you share with third parties, their policies apply

Antivirus or another driver is blocking it. Corrupted system files. Top Solutions: "WinDivert Driver Cannot Be Installed"

Antivirus programs frequently block packet diversion drivers to protect your network stack. If your security software silences the block, it manifests as an installation failure inside the application.

Look for any processes related to the program giving you the error (e.g., openvpn.exe , game-related processes, or windivert.exe ). Right-click them and select . Try running your application again. 3. Run as Administrator

Why does this happen, and more importantly,