Is convenient to not install KB3112343 (Windows 7) and KB3112336 (Windows 8.1) ? Is it about compulsory upgrade to Windows 10? KB3112343 This update enables support for additional upgrade scenarios from Windows 7 to Windows 10, and provides a smoother experience when you have to retry an operating system upgrade because of certain failure conditions. This update also improves the ability of Microsoft to monitor the quality of the upgrade experience. KB3112336 This update enables support for additional upgrade scenarios from Windows 8.1 to Windows 10, and provides a smoother experience when you have to retry an operating system upgrade because of certain failure conditions. This update also improves the ability of Microsoft to monitor the quality of the upgrade experience.
I think this is best discussed in the win 7 or 8 forums on this board, there should already be discussion threads about these updates.