Did you disconnect from the web and stop ALL anti-virus programs when you installed it,I found it best also to boot into safe mode. It apparently is so fussy (typical m'soft) that it makes a mess of the install if av progs are running
Surface Pro 5 News - release date, UK price, features, specs
Gear VR vs. Daydream: Which delivers the best VR experience?
Best Mac antivirus 2017
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.