Windows 8.1 OOBE modifications to reserve Windows 10

Applies to: Windows 8.1 EnterpriseWindows 8.1 ProWindows 8.1

This update is integrated in the Windows 8.1 out-of-box experience (OOBE) and lets you reserve a free Windows 10 upgrade during the Windows 8.1 OOBE process. This update applies only to the Windows 8.1 OOBE process and will be available only at the time that OOBE updates are installed.

You can find answers to common questions about the free upgrade at the Windows 10 Q&A page.

Update detail information


There are no prerequisites to install this update.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.


See the terminology that Microsoft uses to describe software updates.