While Microsoft released the first ISO images for Windows 10 19H1 at the end of October, the build has now been removed, as Windows 10 Insider Preview build 18272 will expire soon.
Build 18272 RSS
Microsoft today released the first Windows 10 SDK Insider Preview for the 19H1 development branch. Unfortunately, it still hasn't been announced yet, so there's no way of telling what's new.
Alongside of a new Windows 10 Insider Preview build in the Fast ring today, Microsoft said that it's releasing the first official ISO images for the upcoming feature update to Windows 10.
Microsoft released Windows 10 Insider Preview build 18272 to the Fast ring today with a long list of minor new features. There's also a long list of fixes, improvements, and known issues.
Microsoft today released Windows 10 for PCs Insider Preview build 18272 to the Fast ring. As usual, it only contains some minor new features like improvements for sign-in options and more.