Windows 10 RS4/10.0.16251.0.rs prerelease.170721-2122

Windows 10 build 16251 (with a build tag of 10.0.16251.0.rs prerelease.170721-2122) is a post-RTM build of the Microsoft Windows 10 operating system. This build was released as the thirteenth Redstone Wave 3 build to Windows Insiders on July 26, 2017.

Features

 * 1) Link your phone and PC to Windows
 * 2) Web search results in Cortana without opening your browser
 * 3) Use Cortana voice commands to lock, sign-out, shutdown, or turn off your PC
 * 4) Improved Boot Up Experience
 * 5) Input Improvements
 * 6) Microsoft Edge Improvements
 * 7) PC Gaming Improvements
 * 8) Bug fixes