Windows 10 build 14915

Windows 10 build 14915 is the third officially released Insider Preview build of Windows 10 Creators Update. This build was released to Windows Insiders in the Fast Ring on 31 August 2016.

Changes

 * Improvements to the Delivery Optimization feature that was first introduced in the November Update.
 * Fixed the bug relating to the power button on the Start menu.
 * Various improvements and bug fixes.

Bugs

 * Adobe Acrobat Reader crashes when trying to launch it.
 * A black screen may appears when signing out and switching to another user account. Rebooting should allow to sign in to that account.
 * Bash may stop working after upgrading to this build. To get it to work again, go to Programs and Features in the Control Panel, navigate to "Turn Windows features on or off" or launch  from Search, scroll down and tick "Windows Subsystem for Linux (beta)", click OK and then reboot.
 * The Personalization part of the Settings app will crash when you navigate to the Colors page.
 * If upgrading to this build on a Surface Pro 1 or 2, Windows may loses network connectivity.