Windivert Driver Cannot Be Installed: You Must Restart Your Computer

: Attempting to load a 32-bit driver on a 64-bit system (or vice versa) can trigger installation failures.

Find the folder (it may have a version number attached). Right-click the folder and select Delete . Reboot your PC immediately after. 3. Disable Core Isolation (Memory Integrity)

The error message appears under several scenarios:

public enum SystemState

Modern Windows security can block older or unsigned drivers. Go to > Privacy & Security > Windows Security . Select Device Security > Core isolation details . Toggle Memory Integrity to Off . Restart and attempt the installation again. 4. Verify File Placement

Based on your request, it seems you are encountering a persistent WinDivert error where the driver installation fails, and the system demands a restart (often caused by a "System Restart Pending" state in Windows).

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