It’s not clear how many folks have been hit with this particular gremlin, but seemingly it's a fair few.
According to some users on the lengthy Microsoft support forum thread regarding this issue (and also some tech sites, such as Ghacks), the root of the problem is an expired Windows file (in the Auth Cabs directory) which went out of date on December 3.
3, 2017: This story was updated to specify that the free upgrade for those seeking assistive technologies will expire Dec. After that, all users will need to pay for the Windows 10 upgrade, which starts at 9.
Doing so can cause a corruption of the operating system, which can often only be fixed by reformatting the computer.Let’s not forget that Windows 7 is still the most-used desktop operating system out there.You may want to update drivers for your Windows 7 to fix some hardware issues or get better PC performance.But what really needs to be considered when exploring a solution? Well, why stick with Vista, when you can upgrade to Microsoft's new release, Windows 7? The first 4 steps are optional, but strongly recommended.