This single package combines all previously released updates from the release of SP1 to April 2016. However, despite promising that Windows 7 would only have one service pack, Microsoft decided to release a 'convenience Officially, Microsoft only released a single service pack for Windows 7 - Service Pack 1 was released to the public on February 22, 2011.
Since the release of Windows 7 back in 2009, hundreds of updates have been issued for the aging OS, and anyone who has done a clean install of Windows 7 knows how painful the updating process can be.
