10.0.16251.1000.rs_prerelease.170721-1512
| Major version | 10 |
| Minor version | 0 |
| Build number | 16251 |
| Build revision | 1000 |
| Lab string | rs_prerelease |
| Build time | 2017-07-21 15:12:00 |
| Family | Redstone 3 |
| Source type | Public release |
| Source details | <p>https://blogs.windows.com/windowsexperience/2017/07/26/announcing-windows-10-insider-preview-build-16251-pc-build-15235-mobile/</p> |
| Leak or release date | 2017-07-26T00:00:00Z |