.SLUPKG-MS File Extension

XrML Digital License Package

Developer Microsoft
2.4  |  5 Votes

What is an SLUPKG-MS file?

Software license file used by Windows; contains a digital license used to verify that a software install or upgrade has been purchased; may also contain software rights and conditions information; often seen when upgrading versions of Windows, such as from Windows Vista Home to Vista Ultimate.

More Information

SLUPKG-MS files are created using the eXtensible rights Markup Language (XrML) standard.

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