6.4.9860.0.fbl_release.141008-2044
| Major version | 6 |
| Minor version | 4 |
| Build number | 9860 |
| Build revision | 0 |
| Lab string | fbl_release |
| Build time | 2014-10-08 20:44:00 |
| Family | Threshold |
| Source type | Public release |
| Source details | Distributed through the Windows Store upgrade system on 21/10/2014 |
| Leak or release date | 2014-10-21T00:00:00Z |