Assume that you have a computer that is running Windows RT, Windows 8, or Windows Server 2012, and that has a pending firmware update. When you upgrade the operating system to Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2, the pending firmware update is migrated. In this situation, the computer crashes.
How to obtain the updateThis update is applied when you upgrade to the release version of Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2. The update prevents the migration of the pending firmware update. You may be prompted to accept this update during the upgrade process.
Update replacement informationThis update does not replace any previously released update.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates