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

Windivert is a user-mode packet diversion driver that allows applications to capture, modify, and inject network packets on Windows systems. It's a crucial component for various network monitoring, testing, and security tools. However, the installation process can sometimes be disrupted by system errors or compatibility issues, leading to the "Windivert driver cannot be installed" error.

Aggressive antivirus programs occasionally quarantine WinDivert.sys . Add the installation directory of your application to your antivirus exclusion/exception list. Conclusion

Right-click the Windows Start button and select or Command Prompt (Admin) . Type the following command and press Enter : sc stop windivert Use code with caution. Next, type this command and press Enter : sc delete windivert Use code with caution. Windivert is a user-mode packet diversion driver that

Your PC will reboot into a blue troubleshooting screen. Go to > Advanced options > Startup Settings > Restart .

WinDivert (Windows Packet Divert) is a powerful user-mode packet capture library. However, it requires a kernel-mode driver ( WinDivert.sys ) to function. When this driver fails to load, applications relying on it will fail. Type the following command and press Enter :

If it fails, first uninstall:

Before restarting, perform these checks to avoid repeated failures. When this driver fails to load

Copy these files and paste them into your application's folder, replacing the old, outdated files. Step 5: Configure Antivirus and Windows Defender

WinDivert cannot install a kernel-level driver from a standard user account. Close the application completely. Right-click the application executable ( .exe ). Select . Check if the driver initializes successfully. 2. Manually Remove the Leftover WinDivert Service

Click and select the entire folder where your application is located. Step 6: Temporarily Disable Driver Signature Enforcement

If disabling Memory Integrity didn't work, the next step is to temporarily relax the driver signature rule.