If your running windows 8[.0] without the free windows 8.1 update you need to install this free update now. If you don't you will no longer receive the security and reliability updates
...Today, June 10, is Microsoft Patch Tuesday. It's also the deadline for consumers running Windows 8.1 to install the Windows 8.1 Update if they want to continue to receive patches and fixes from Microsoft.
win81update1rumors
Microsoft originally imposed a deadline of May 13 on consumer users to move to the Windows 8.1 Update. On May 12, Microsoft announced a deadline extension to June 10.http://www.zdnet.com/windows-8-1-consumers-its-time-to-move-to-update-1-7000030378/
http://www.zdnet.com/windows-8-1-consumers-its-time-to-move-to-update-1-7000030378/
Today, June 10, is Microsoft Patch Tuesday. It's also the deadline for consumers running Windows 8.1 to install the Windows 8.1 Update if they want to continue to receive patches and fixes from Microsoft.
win81update1rumors
Microsoft originally imposed a deadline of May 13 on consumer users to move to the Windows 8.1 Update. On May 12, Microsoft announced a deadline extension to June 10.