Windivert Driver Cannot Be Installed You Must Restart Your Computer

(Core Isolation) can block WinDivert because it is a low-level kernel driver. Windows Security Device Security Core Isolation details

The WinDivert driver is a crucial component for various network monitoring and security tools, including Wireshark, Tcpdump, and others. However, some users may encounter an error when attempting to install the WinDivert driver, which states: "WinDivert driver cannot be installed: You must restart your computer." In this article, we will explore the possible causes of this error and provide step-by-step guides on how to resolve the issue. (Core Isolation) can block WinDivert because it is

Now install your app (Proxifier/Windscribe/etc.) again. The WinDivert driver should install successfully. Now install your app (Proxifier/Windscribe/etc

Don’t just click "Shut Down." Click Restart . This forces Windows to clear the kernel and reload all drivers, including WinDivert. 2. Manually Remove Old WinDivert Services This forces Windows to clear the kernel and

Before diving into technical fixes, try a "Cold Boot." Windows 10 and 11 use a feature called , which saves the state of drivers to the disk instead of fully refreshing them during a "Shut Down."

If your software uses a specific version (e.g., 1.4), use sc stop WinDivert1.4 and sc delete WinDivert1.4 .

Only do this if the problem persists and you trust the source of WinDivert.