Microsoft has now pushed Windows 10 Mobile Build 14393.187 to Insiders in Slow and Release Preview Rings. You can read what the build brings in terms of fixes and improvements below.

We have earlier reported a rumor claiming that Microsoft may be planning to push Windows 10 Mobile Build 14393.187 as the next Anniversary update CU. Now the build has been listed with changelog on Windows 10 update history page. While we are not sure when Microsoft is planning to release it and whether to Insiders or non-insiders or to both, you can read the changelog already.

As per Jon from Microsoft, Build 14393.187 may be out for Mobile soon, albeit not today.

Keep in mind that this changelog has changes / fixes for both PC and Mobile.

Windows 10 PC / Mobile Build 14393.187 changelog:

This update includes quality improvements and security fixes. No new operating system features are being introduced in this update. Key changes include:
  • Improved reliability of Windows Shell, map apps, Internet Explorer 11, and Microsoft Edge.
  • Addressed issue causing push-button reset to not work correctly and roll back on devices with language set to any of the Unicode languages.
  • Addressed issue causing devices to crash after disconnecting an e-reader that was attached to the device.
  • Addressed issue causing devices to not recognize a Secure Digital (SD) card if it is inserted and removed multiple times.
  • Addressed issue causing some apps to not respond to the commands in the app bar in Windows 10 Mobile.
  • Addressed issue that sometimes blocks alarm notifications in Windows 10 Mobile.
  • Improved support for using the camera app in Windows 10 Mobile Enterprise.
  • Addressed additional issues with rendering 4K resolution, missing Start menu tiles when running on battery, Internet Explorer 11, Microsoft Edge, Bluetooth compatibility, graphics, display rotation, app compatibility, Wi-Fi, Feedback Hub, Miracast, Windows Shell, revised daylight saving time, and USB.
  • Security updates to Microsoft Edge, Internet Explorer 11, Microsoft Graphics Component, Windows kernel, and Adobe Flash Player.