Even after applying multiple fixes, the error may return. The is Fast Startup combined with a leftover driver service entry in the registry.
Overly aggressive security software often quarantines WinDivert64.sys (the driver file) as a "potential risk" due to its packet interception behavior. When the application tries to install the driver, Windows returns a failure that manifests as the “must restart” error. Even after applying multiple fixes, the error may return
Temporarily disable “Kernel driver protection” or “Early launch anti-malware (ELAM)” during installation. Even after applying multiple fixes