Critical updates were delivered for the Windows Kernel, Internet Explorer, and the Scripting Engine to mitigate emerging threats.
: Windows Server 2016 entered its extended support phase on January 11, 2022, which will last until January 13, 2026. In this phase, Microsoft continues to provide security updates (free of charge), but non-security updates are only available through paid support. windows server 2016 build 14393970 enus april 2017 2021
Sometimes IT pros or lab managers need an older baseline for: Navigating Legacy Builds: A Look at Windows Server
Even in 2021–2023, KB4015217 remained available on: which will last until January 13