Same problem, been going on for several days.
Toshiba Satellite c55-A5105 laptop
Intel Celeron N2820 2.13 GHz
500 GB HD
Windows 10 Home 64 bit
Version 1709
Build 16299.371
UPDATE 5/21/2018
Gave up and installed build 1803 of Windows. Took several hours, but solved problem.