Windows 10 build 21390.2025

Windows 10 build 21390.2025 is the third update of build 21390.1. This build was released on 14 June 2021 to Windows Insiders in the Dev Channel. It was compiled to test Microsoft's servicing pipeline.

This is the last build of Cobalt to use the Windows 10 desktop experience, as the next build, 21996, switches to the Windows 11 experience.