Secure Boot can prevent non-Microsoft-signed drivers from loading. Disabling it is more advanced but often necessary on older systems.
: The driver cannot install without elevated rights. Always right-click your application and select Run as Administrator Antivirus Interference : Security software like Always right-click your application and select Run as
Unlike older techniques (like LSP/Winsock hijacking), WinDivert is clean, stable, and doesn’t require a reboot after initial installation—except when something goes wrong. Run the application as
Because WinDivert can intercept and modify network traffic, many security systems flag it as a False Positive or block its driver signature. ad blockers like AdGuard
Gather logs: C:\Windows\INF\setupapi.dev.log and C:\Windows\System32\LogFiles\Scm .
Run the application as . WinDivert requires administrative privileges to register its service; running as a standard user will trigger the "cannot be installed" error every time. Why does this happen?
This is a very common and frustrating error, typically associated with software that needs to intercept or modify network traffic (such as VPNs, ad blockers like AdGuard, or firewall applications like SimpleWall).