Windows Essentials 2012 suite reached end of support on January 10, 2017.
As of January 10, 2017, Windows Essentials 2012 is no longer supported on Windows 10, and is unavailable for download.
Windows Essentials 2012 included Windows Movie Maker, Windows Photo Gallery, Windows Live Writer, Windows Live Mail, Windows Live Family Safety and the OneDrive desktop app for Windows. Although it is no longer available for download, already installed applications will continue to work as they do today.
Windows 10 offers features similar to those you've enjoyed in Windows Essentials. For example, now you can create and edit photos and videos with the latest version of the Photos app. For this and other applications, you may want to consider upgrading to Windows 10. The latest version of the Photos app includes the ability to create and edit videos with music, text, motion, filters, and 3D effects. Visit Microsoft Store for more video creation and editing apps.
Windows 10 also offers many other features similar to Windows Essentials such as updated email, family safety, and OneDrive.
Note
Any websites offering free downloads of Windows Movie Maker are not offering sanctioned Microsoft products. Be cautious as these products may contain viruses or hidden costs.