For such users, we have posted a detailed tutorial to stop automatic upgrade to Windows 10 which can be found at following link: Many Windows 7 users are satisfied with their operating system and don’t want to upgrade to Windows 10. Windows 10 Automatic Upgrade on Your Computer Again
It happens when the Windows 7 computer is set to automatic download and install updates. Sometimes the whole Windows 10 ISO file is downloaded on user’s machine without any confirmation and asks user to upgrade the computer to the latest Windows version. Microsoft has released many updates for Windows 7 which help users in upgrading their Windows 7 OS to Windows 10.
Ever since Microsoft released its latest OS Windows 10 to public and announced about free upgrade to Windows 10 within first year of its launch, the company has been very busy in sending Windows 10 upgrade to Windows 7 machines via Windows Update.