Windows 10 for PCs build 16291 now available in the Slow ring September 22, 2017 by admin Tweet As Microsoft gears up for the public release of the Fall Creators Update, it’s released yet another Windows 10 Insider Preview to Insiders on the Slow ring, bringing the build number to 16291. Read more… Neowin Related Posts:Windows 11 Insider Release Preview build 22621.1926…Windows 11 24H2 build 26100.712 is now available for…Windows 11 24H2 Build 26100.1876 is rolling out to…Windows 11 24H2 Insider Release Preview channel…Windows 10 22H2 Release Preview Insider build…