Replaced Windows Update dialog with toast notification.
New Ninjacat Icon for Windows Insider Program in Settings app.
Added Windows Defender Application Guard for Microsoft Edge in Enterprise Edition.
New features in Microsoft Edge's PDF Reader.
New experience for Gmail accounts in Mail and Calendar app.
Added ability to revert in virtual machines.
Windows Subsystem for Linux Gains Serial Device support.
Turning the night light schedule off in Settings now turns night light off immediately.
Updated the share icon in File Explorer in the Share tab to match new share iconography.
Preview builds of Windows 10 version 1709 The update would originally reached end of service on April 14, 2020, but this was postponed to October 13 of the same year due to the COVID-19 pandemic, after the release of build 16299.2166. The final release was made available to Windows Insiders on September 26, 2017, before being released to the public on October 17. The first preview was released to Insiders on April 7, 2017.