https://www.techradar.com/news/older-versions-of-windows-10-get-fresh-fixes-with-performance-tweaks

Microsoft has already pushed out this month's Patch Tuesday security update, but now it's also deployed fresh cumulative updates for those running Windows 10 who haven’t yet upgraded to the latest April 2018 Update.

This round of tweaking covers the Windows 10 Fall Creators Update, Creators Update, and Anniversary Update.