This security update includes improvements and fixes that were part of update KB4093121 (released April 17, 2018) and addresses the following issues:
- Addresses an issue that prevents customers from typing Hangul correctly with Microsoft's Korean IME in Microsoft Word Online.
- Addresses an issue that may cause an error when connecting to a Remote Desktop server. For more information, see CredSSP updates for CVE-2018-0886.
- Security updates to Internet Explorer, Windows apps, Windows kernel, Microsoft Graphics Component, Windows storage and filesystems, HTML help, and Windows Hyper-V.
For more information about the resolved security vulnerabilities, see the Security Update Guide.