- Disable hibernation.
open cmd as administrator
powercfg/h off - Disable pagefile.
http://tunecomp.net/win10-page-file-disable/ - Disable system protection.
http://www.tenforums.com/tutorials/4533-system-protection-turn-off-drives-windows-10-a.html
Now search for defrag, run
Now search for partition, right click partition, select shrink