Windows 10 KB4340917 applies to version 1803. This brings windows build to 17134.191. This is a cumulative update for version 1803 .
- Addresses additional issues with updated time zone information.
- Addresses an issue that prevents OpenType fonts from printing in Win32 applications.
- Improves the ability of the Universal CRT Ctype family of functions to handle EOF as valid input.
- Addresses an issue with registration in the “Push to Install” service.
- Addresses issues related to peripherals that use Quality of Service (QoS) parameters for Bluetooth connections.
Many other fixes are included. Microsoft telemetry servers have been able to speed up the process of fixing problems.
This update will reboot the system several times as it contains a lot of core system components.