There are lots of things going on at startup, many of them hidden from view but would possibly cause apoplexy if you saw them.
Does your computer work OK?
If it does, I wouldn't worry about it.
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.