Windivert Driver Cannot Be Installed You Must Restart Your Computer !!better!! <100% Confirmed>

Do not simply keep restarting your computer. That rarely solves the root cause. Instead, follow this logical troubleshooting sequence.

Modern versions of Windows (Windows 10 and 11) strictly require all kernel drivers to be digitally signed by Microsoft. Older or modified versions of WinDivert lack this signature.

Go to > Advanced options > Startup Settings > Restart .

If it exists and contains references to windivert.sys , back up your registry key, then delete those specific lines or the value itself. Do not simply keep restarting your computer

To identify which program is currently using the driver, open Task Manager , go to the Performance tab, and open Resource Monitor . In the CPU tab, search for "WinDivert" under Associated Handles to see which apps need to be closed. WinDivert not working on Windows 10 20H2 #253 - GitHub

One of the most frequent triggers of this error. Driver Signature Enforcement is a Windows security feature that . This is designed to prevent malicious or unstable code from running with high-level system privileges. Since the WinDivert driver may not always have the specific Microsoft signature required, Windows security steps in to prevent its installation, leading directly to the error you're seeing.

This error happens because the Windows kernel is rejecting the WinDivert driver, preventing it from interacting with your network stack. In this comprehensive guide, we will break down exactly why this happens and provide step-by-step solutions to fix it for good. Understanding WinDivert and the Root Cause Modern versions of Windows (Windows 10 and 11)

If a corrupted installation or lingering files are the issue, a clean reinstallation is the answer. This process is often recommended by developers to fix the problem permanently.

WinDivert (Windows Packet Divert) allows user-mode applications to capture, modify, or drop network packets. To do this, it installs a temporary kernel-mode driver ( WinDivert.sys ). The installation fails and triggers the restart prompt due to three main culprits:

Type the following command to stop the service and press Enter : sc stop windivert Use code with caution. If it exists and contains references to windivert

If you have used other VPNs or network tools, they might conflict with WinDivert.

If the error persists, the most effective fix is often to disable Memory Integrity, a core security feature in Windows.

Click , choose Folder , and select the entire directory where your application resides. Step 5: Unblock the Driver Files Manually