In start search box type services. In the list click on services (not the .exe if it shows). Scroll down to security centre and double click. Make sure automatic is selected and then start the service.
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
What’s happening in VR right now: From psychedelic art to combat therapy
Siri not working? Try these troubleshooting fixes
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.