This article describes an update that adds support for Ultra High Speed (UHS-1) SD cards that allows the system to set the correct registers on the power management integrated circuits (PMICs) in Windows 8.1.


To obtain this update, install theĀ November 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2.


Microsoft has confirmed that this is an update for the Microsoft products that are listed in the "Applies to" section.

More Information

For more information about software update terminology, see the Description of the standard terminology that is used to describe Microsoft software updates.

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