Windivert Driver Cannot Be Installed You Must Restart Your Computer -

If these fail, try using the windivertctl tool by running windivertctl.exe uninstall from your application's directory. 2. Disable Core Isolation (Memory Integrity)

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

Type the following commands one by one, pressing Enter after each: sc stop windivert sc delete windivert Use code with caution. If these fail, try using the windivertctl tool

If the software still insists on a restart, you may need to clear the driver's registration manually: Open regedit (Registry Editor).

Tip: Some users found that manually copying WinDivert64.sys into C:\Windows\System32 resolved persistent installation errors . 4. Clean the Registry (Last Resort) Go to > Device Security

WinDivert requires specific files to be in the same folder as your .exe . Ensure your program directory contains: WinDivert.dll WinDivert64.sys (for 64-bit systems) WinDivert32.sys (for 32-bit systems) WinDivert.inf

: Windows "Core Isolation" or antivirus software (like Sophos) is blocking the driver from loading. Restart your computer and try running the software again

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