With the updates today, it marks the end of extended support for Windows 7. Compared to Vista, Windows 7 was very popular and the outcome was a huge increase in the number of new computers sold.
The one and only service pack was released on February 22, 2011. A platform update for SP1 was released on February 26, 2013.
Today Windows 10 has been the focus of Microsoft who wants everyone to be using the same operating system. To this day Windows 7 and 8 keys still work with Windows 10 fine.
Windows 7 x64 was very popular but may still stuck to the 32-bit version. The larger amount of memory seen in store bought machines motivated pre installing the 64-bit version.
Upgrade Windows 7 to Windows 10. Run the program and it will help you migrate to Windows 10.