Windows 10 upgrade notifications can be disabled with a registry edit
Since July, Microsoft has offered Windows 10 as an optional free upgrade for many users of Windows 7 and Windows 8.1. As we let you know last October, the Windows 10 upgrade will soon become a "recommended update," meaning that the install files for the new OS will automatically download for anyone using the default Windows Update settings. However, users who've decided to stick it out with their older Windows versions do have some options for blocking the upgrade and suppressing the offer notifications.
According to Microsoft, the Windows 10 upgrade can be blocked in several ways. First, Microsoft has released updates that install a new Group Policy Object. Computers with this update "will never detect, download, or install and upgrade to the latest ...