6.4.9854.0.winmain_prs.141001-1447
| Major version | 6 |
| Minor version | 4 |
| Build number | 9854 |
| Build revision | 0 |
| Lab string | winmain_prs |
| Build time | 2014-10-01 14:47:00 |
| Family | Threshold |
| Source type | Logging! |
| Source details | Retrieved from Windows Update logs of Windows 10 Technical Preview |