General Availability of Windows 8.1 is next month on the 18th of October.

That is just:

  • 24 days
  • 2,073,600 seconds
  • 34,560 minutes
  • 576 hours
  • 24 days
  • 3 weeks (rounded down)

To get Windows 8.1 Preview systems around the world ready Microsoft released an update for 8.1 Preview systems under Knowledge Base article 2880312.

That update would have hit Windows Update yesterday and was labeled as an Important.

According to the Knowledge Base article Windows 8.1 Preview systems will need this update before installing Windows 8.1 RTM to have the best upgrade experience to 8.1 RTM.

This update will improve the user experience when you upgrade to the Release to Manufacturing (RTM) version of Windows 8.1 when it is released. After the update is applied, download failures and installation issues will be reduced when you upgrade through the Windows Store.