by Jaber Al Nahian | 21 Oct, 2014 | Windows
It may happen to you that you have found an Windows.old folder on your system drive (mostly it’s C drive) and discovered that it is the main reason your system drive is hugely filled up for no reason. If you are unsure about the folder, you might get confused if...
![[Fix] Setup has failed to validate the Product key on Windows 8.1 Upgrade](https://www.techgainer.com/wp-content/uploads/2014/06/Windows-8-1-failed-on-product-key-validation.jpg)
by Jaber Al Nahian | 27 Jun, 2014 | Windows
While installing or upgrading to Windows 8.1 from your local drive, “Something Happened; Setup has failed to validate the product key” error message may halt your installation. Here’s an easy solution to the problem. This type of problem mostly...
