October 31, 2016, is the EoS (End of Sales) date for Windows 7 and Windows 8.1. That means that as of November 1, OEMs will no longer be able to sell PCs with those operating systems installed.
EoL (End of Life) for Windows 7 is January 14, 2020 and January 10, 2023 for Windows 8.1, after which time no further security updates will be provided for them.\
You have one month left to buy a Windows 7 PC | ZDNet
EoL (End of Life) for Windows 7 is January 14, 2020 and January 10, 2023 for Windows 8.1, after which time no further security updates will be provided for them.\
You have one month left to buy a Windows 7 PC | ZDNet