"Symantec" also known as "Norton" kernel extension is "not loaded" I have never downloaded either "Symantec" or "Norton" or any other security product. Uninstall Norton device security on Mac There is no badge nor name of either "Symantec" or "Norton" in Applications Remove Norton Mac Files tool I have downloaded the tool but opening with Terminal does not provide a space in which to add the admin password. On the Norton site there is no mention of a direct contact to make an enquiry. Delete these files & restart... /Library/LaunchAgents/com.microsoft.OneDriveStandaloneUpdater.plist ~/Library/LaunchAgents/com.adobe.ARM.***.plist Both are dragged into trash Microsoft Silverlight dragged into trash Microsoft Shockwave and not found in applications Sorry the screen shots are not attaching