Windows 10 October 2018 Update, version 1809, tutorial: Steps to properly upgrade to version 1809 using the Media Creation Tool without loosing your files, apps, and settings. ** Important: Windows 10 version 1809 (October 2018 Update) is expected to release sometime in October. If you use the Media Creation Tool before the official release date, you WON'T get version 1809. Warning: Do **NOT** try to install this update. Microsoft has pulled the October 2018 Update after reports of users losing their documents during upgrade (). If you're planning to upgrade, do it at your own risk, and perform a full backup () before proceeding. You've been warned.