Quote:Today, Microsoft announced in a support document that the Windows 10 October 2018 Update has been pulled and you can no longer download the feature update.

Microsoft explains that the company is investigating the reports and the update will be republished when a fix is deployed to address the critical bug.
"We have paused the rollout of the Windows 10 October 2018 Update (version 1809) for all users as we investigate isolated reports of users missing some files after updating," Microsoft explains in a support document. "We will provide an update when we resume rolling out the Windows 10 October 2018 Update to customers".