Do a system restore to 2 days ago
To restore your PC to an earlier point in time
Swipe in from the right edge of the screen, then tap Search. (If you're using a mouse, point to the top-right corner of the screen, move the mouse pointer down, then click Search.)
Enter Control Panel in the search box, then tap or click Control Panel.
Enter Recovery in the Control Panel search box, then tap or click Recovery.
Tap or click Open System Restore, then follow the instructions.