.XRM-MS File Extension

Microsoft Security Certificate

Developer Microsoft
3.2  |  9 Votes
Category System Files
Format N/A

What is an XRM-MS file?

Certificate file created by Microsoft and an Original Equipment Manager (OEM), such as Dell, to digitally verify the purchase and authenticity of software; contains encrypted certificate data signed with Microsoft and OEM keys; used to activate software on individual computers.

More Information

XRM-MS files are used when a manufacturer pre-installs software on a computer, such as Microsoft Windows. They typically can be found on the manufacturer's recovery disk.

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Programs that open or reference XRM-MS files

Updated December 28, 2009

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