The December 2018 release of (which built 10.0.17763.13 ) was a critical turning point for the 1809 kernel. It wasn't just about file deletions. This update fundamentally hardened the core components by including security updates for:
Накопительные обновления: 13 июля 2021 г. : r/Windows10 kernel os 1809 13
Version 1809 was notable for the "ReFS deprecation" controversy. The December 2018 release of (which built 10
If you encounter "Kernel OS 1809 13" or a system running Build 17763.13 , here is your checklist for handling it: kernel os 1809 13