What i've done in the past is run the norton uninstaller, reboot and then run CCleaner to clear out the registry entries.
You might have to start in safe mode to run the uninstaller, but I'm not really sure on that.
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.