Windows 10 build 21390.2025

Windows 10 build 21390.2025 is the third update of build 21390.1. This build was released to the Dev Channel on 14 June 2021 as a means of testing Microsoft's servicing pipeline. This is the last available build to use the Windows 10 user interface, as well last available build (excluding CUs) which supports IA-32 architecture (32-bit x86 systems) and to have NTVDM to run 16-bit apps.