Note: A Windows 7 copy is needed (Disk, USB..).
The fastest and easiest solution is to restore Windows if you have create a copy:
- Insert your Windows Disk / USB.
- Hit F12 during start up and chose either CDROM or 'other bootable device' found under the Harddrive option.
- Chose repair computer.
- When this screen comes up, chose System Restore and and latest restore:
Avoid installing Windows Updates a week or two in case they coursed the problem.
..guide not finished.