10.0.20219.1000.rs_prerelease.200917-1440_Forward
| Major version | 10 |
| Minor version | 0 |
| Build number | 20219 |
| Build revision | 1000 |
| Lab string | rs_prerelease |
| Build time | 2020-09-17 14:40:00 |
| Family | 21H2 [Iron] |
| Source type | Public leak |
| Source details | Windows Update |