Temporarily disable antivirus like Sophos or specialized firewalls. Ensure .sys and .dll files are in the program folder.
Type the following commands one by one, pressing Enter after each: sc stop windivert sc delete windivert Use code with caution. Modern Windows 10 and 11 security features can
Modern Windows 10 and 11 security features can prevent "unsigned" or older drivers from loading. Go to > Device Security . Click on Core isolation details . Toggle Memory Integrity to Off . Restart your computer and try running the software again. 3. Verify File Placement Toggle Memory Integrity to Off
Navigate to: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\WinDivert . and Delete the WinDivert folder. Restart your PC. Summary Checklist Old driver stuck Run sc delete windivert in Admin CMD. Windows Security block Turn off Memory Integrity in Core Isolation. Incompatible software Modern Windows 10 and 11 security features can