Microsoft two days ago released a patch for all supported Windows 10 versions that addresses a critical vulnerability in Internet Explorer 11. The same patch today released to users of the pre-release build 18305 of Windows 10.
Tag: Windows 10 Build 18305
Windows 10 Build 18305 (Fast Ring)
Microsoft is releasing a new build from the development branch (the next Windows 10 version, currently known as version 1903, or 19H1). Insiders in the Fast Ring are getting Windows 10 Build 18305.