For those of you that did not see the news earlier in the week, Microsoft was forced to pull the Windows 10 update released for October due to an expected data loss issue.  Microsoft has since fixed that update and re-released it for beta tester verification.  Please continue to monitor this process to ensure you safely patch your Windows 10 environments.

https://www.theverge.com/2018/10/9/17957506/microsoft-windows-10-october-2018-update-data-deletion-fix