Windows Phone 8 build 9509
| Build of Windows Phone 8 | |
| OS family | Windows NT |
|---|---|
| Version number | 8.00 |
| Build number | 9509 |
| Architecture | ARM32 |
| Compiled on | 2011-08-30 |
| Base build | |
| 6.2.8070.0.fbl_core1_mobile_dev.110820-1322 | |
Windows Phone 8 build 9509 is a build of Windows Phone 8. The eMMC dump was entirely corrupted (with only one recoverable boot loader from its base build) and thus this build is lost.