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

⭐ (Annoying, but fixable)

If you are using an older version of WinDivert, or a modified version packaged by a third-party developer, Windows 10 and Windows 11 may block it under Driver Signature Enforcement rules.

Make sure you are always right-clicking your application and choosing "Run as Administrator." WinDivert requires high-level permissions to interact with your network stack. ⭐ (Annoying, but fixable) If you are using

Right-click WinDivert64.sys (or the 32-bit version) and select .

Modern 64-bit versions of Windows require all kernel-mode drivers to be digitally signed. Outdated versions of WinDivert may violate enforcing policies like Driver Signature Enforcement. Step-by-Step Solutions to Fix the Error Modern 64-bit versions of Windows require all kernel-mode

: If you are running this in a virtual machine (VM), some environments do not support the low-level driver access WinDivert requires.

: An older version of the WinDivert service is still registered in Windows but points to a file that no longer exists or is incompatible. : An older version of the WinDivert service

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Overzealous Endpoint Detection and Response (EDR) or antivirus tools frequently flag WinDivert as a potentially unwanted program (PUP) or rootkit due to its packet-injection capabilities. Step-by-Step Solutions