Windows 10 Mobile build 14391
| Build of Windows 10 Mobile Anniversary Update | |
 | |
| OS family | Windows 10 (NT 10.0) |
|---|---|
| Version number | 10.0 |
| Build number | 14391 |
| Build revision | 0 |
| Architecture | ARM32 |
| Build lab | rs1_release |
| Compiled on | 2016-07-13 |
| SKUs | |
| Mobile | |
| About dialog | |
Windows 10 Mobile build 14391 is a pre-release build of Windows 10 Mobile Anniversary Update, which was released to the Windows Update server as an update from an existing version of Windows 10 Mobile and as a delta for build 14390.[1]