Windows 10 build 9926 gets KB3040021 and KB3038930 in preparation for the next build Published on February 18, 2015
Microsoft Patch Tuesday February 2015 fixes 56 issues and Windows 10 gets two updates Published on February 10, 2015
Windows 10: Rolls out update KB3036140 bringing 18 enhancements to the preview Published on February 4, 2015