Windows 10X build 19540

10.0.19540.1000.rs_prerelease.191218-1507
Build of Windows 10X
10.0.19540.1000.rs_prerelease.191218-1507
OS family
Architecturex64
Compiled2019-12-18
Timebomb
Works in
SKUs
WindowsCore

Windows 10X build 19540 is an unleaked build of Windows 10X. This build is mentioned in a screenshot on Microsoft Docs in the article about the Microsoft Emulator, along with builds 19531 and 19561.

Source[edit | edit source]

Use the Microsoft Emulator - Microsoft Docs