Microsoft has faced criticism for changing the pop-up box encouraging Windows users to upgrade to Windows 10.
Clicking the Red Cross on the right hand corner of the pop-up box now activates the upgrade instead of closing the box.
And this has caused misperception as typically clicking a red cross closes a pop-up notification
The upgrade could still be cancelled, when the scheduled time for it to begin appeared, Microsoft said.
The change occurred because the update is now labeled “recommended” and many people have their PCs configured to accept recommended updates for security reasons.