A .reg file is a Windows Registry script. wscsvc.reg is a (not a native Windows file) typically created by advanced users or system administrators to modify settings related to the Windows Security Center service , whose internal service name is wscsvc .
Sometimes, the service exists but has incorrect DACLs (permissions). Run these commands in an : wscsvc.reg file
Instead of using a .reg file, you can fix WSC via : you can fix WSC via :