While Microsoft is strongly recommending everyone to upgrade Windows 8 to Windows 8.1, not every user would like to go ahead with this upgrade. If you are too busy to upgrade your OS and are happy with Windows 8 while it still remains supported, then there is no reason to upgrade right away. However, by default, it is not possible to decline the offer because it has no options in the user interface. It will be displayed every time you visit the Windows Store. In this article, we will see how to disable the Windows 8.1 store upgrade offer if you don't want to upgrade yet.