KB4586787

Updates the 2020 DST start date for the Fiji Islands to December 20, 2020.

Updates to improve security when using Microsoft Office products.

Allows administrators to use a Group Policy to enable Save Target As for users in Microsoft Edge IE Mode.

Allows you to restrict the JScript Scripting Engine to a process.

Updates the 2020 DST start date for the Fiji Islands to December 20, 2020.

Addresses a security vulnerability by preventing applications that run as a SYSTEM account from printing to local ports that point to a file. Failing print jobs log error 50, “The request is not supported.” in event ID 372 in the PrintService\Admin event log. To address this issue in the future, make sure your applications or services run as a specific user or service account.

Security updates to the Microsoft Scripting Engine, the Microsoft Graphics Component, the Windows Wallet Service, Windows Cryptography, and Windows Fundamentals.