Windows Insider Preview Build 14926 for PC & Mobile to Fast Ring: Announcing Windows 10 Insider Preview Build 14926 for PC and Mobile | Windows Experience Blog.
Note: If running old builds, please see the blog post about expiration dates.
Included in the length list of fixes is that the Adobe Acrobat crashing issues has been fixed. For those using Oracle VM VirtualBox, it will crash on launch after upgrading to this build. As always, see the blog post for a complete list of fixes and issues.
