Windows Phone 7.5 build 8107
| Build of Windows Phone 7.5 | |
 | |
| OS family | Windows NT |
|---|---|
| Version number | 7.10 |
| Build number | 8107 |
| Build revision | 79 |
| Architecture | ARM32 |
| Build lab | WM7_Main_ship |
| Compiled on | 2011-12-07 |
Windows Phone 7.5 build 8107 is an update build of Windows Phone 7.5, which was only sent out to Lumia phones.