Consider the following scenario:
You enable the screen autorotation setting on a Windows 8-based device.
You rotate the device.
You disable autorotation and then lock the screen in place.
You shut down and then restart the device.
In this scenario, the screen orientation is unexpectedly changed.
This issue occurs when the fast startup setting is enabled in Power Options.
Note By default, fast startup is enabled in Windows 8.
To resolve this issue, install the Windows 8 and Windows Server 2012 update rollup 2836988. For more information about how to obtain this update rollup package, click the following article number to view the article in the Microsoft Knowledge Base:
2836988 Windows 8 and Windows Server 2012 update rollup: May 2013
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