A Microsoft account (formerly known as a Windows Live ID) is a single email address and password you use to sign in to various Microsoft products and services.
Think your computer might have a virus? The Microsoft Security scanner is a free download that will scan your computer and help you remove viruses, spyware, and other malicious software.
To get updates for Windows and other Microsoft programs at the same time, including updates for Microsoft Office (Word, Outlook, Excel, PowerPoint, and more), go to the Microsoft Update website.
It pays to keep your email address as private as possible, but sometimes it seems like there’s nothing you can do to keep it out of the hands of spammers.