Windows 10 build 20145 (rs_opt)
| Build of Iron | |
| OS family | Windows 10 (NT 10.0) |
|---|---|
| Version number | 10.0 |
| Build number | 20145 |
| Build revision | 1001 |
| Build lab | rs_opt |
| Compiled on | 2020-06-05 |
Windows 10 build 20145 (rs_opt) is a build of Iron, the 21H1 development semester of Windows as a service. An issue related to this build was posted to Visual Studio's Developer Community by a Microsoft employee on 11 June 2020.[1]