I always find the best thing to do in these cases is to remove the hard drive , put it in a caddy and format it using a different PC , usually through either Windows Explorer , or in Disk Management .
Huawei P10 review
1995-2015: How technology has changed the world in 20 years
How VR is being used to simulate space
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.