you have quite a lot of stuff loading at startup and possibly running in the background. You need to stop this running in order to carry out scandisk. Make sure you do not have your screensaver running while this is going on.
Huawei P10 review
1995-2015: How technology has changed the world in 20 years
An overview: What leading creative agencies are doing to improve diversity
New iPad, iPhone SE & Red iPhone 7 on sale now
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.