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Windivert Driver Cannot Be Installed You Must Restart Your Computer Top

1. Restart Your Computer

The simplest and most straightforward solution is to restart your computer. This often resolves issues related to driver installations, as it clears the system's driver cache and allows for a clean installation.

are all present in the folder of the program you are trying to run. Check for Conflicts Save all work and close all programs

Solution 5: Remove Leftover WinDivert Files (Clean Reinstall)

If WinDivert was partially installed before (from a different tool or an aborted installation), leftover files can prevent new installations. The flag "driver cannot be installed" may actually mean "a conflicting driver is already loaded." Save all work and close all programs

  1. Save all work and close all programs.
  2. Click Start > Power > Restart (not Shut Down – Windows Hybrid Shutdown may preserve the lock state).
  3. Wait for the full reboot.
  4. Run the application as Administrator immediately after restart.