This update corrects an error that may occur on a limited number of Surface Pro 3 devices where the full charge capacity of the battery is misreported to the operating system and device firmware. This update corrects the firmware component that functions as a "fuel gauge" so that the battery capacity is accurately reported. For more information, see Surface Pro 3 Battery FAQ.
How to get this update
This update will be downloaded and installed automatically. It will be listed in the Windows Update history as follows:
System Firmware Update – 11/7/2016
There are no prerequisites for installing this update.
You may be prompted to restart the computer after you apply this update.
Update replacement information
This update doesn't replace a previously released update.
Surface Pro Embedded Controller Firmware (v22.214.171.124)
Learn about the terminology that Microsoft uses to describe software updates.