January 5, 2018—KB4073117 Update for Windows 10 Mobile (OS Build 15254.158)
OS Build 15254.158
Improvements and fixes
This update includes quality improvements. No new operating system features are being introduced in this update.
This build includes all the improvements from KB4056891.
If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.
For more information about the resolved security vulnerabilities, see the Security Update Guide.
Known issues in this update
Microsoft is not currently aware of any issues with this update.
How to get this update
This update will be downloaded and installed automatically from Windows Update.