Thanks for your inquiry.
you open a document in Microsoft Word 2013 that was created in an
earlier version of Word, Compatibility Mode is turned on, and you see
Compatibility Mode in the title bar of the document window. In Microsoft
Word 2013, you can find various compatibility options for this document
under File | Options | Advanced | Compatibility options for: section.
In Aspose.Words, the CompatibilityOptions class is used to specify these
compatibility options. Please check the detail of Aspose.Words.Settings.CompatibilityOptions class from here:
You can use CompatibilityOptions.OptimizeFor
method which allows to optimize the document contents as well as default
Aspose.Words behavior to a particular versions of MS Word. Use this
method to prevent MS Word from displaying “Compatibility mode” ribbon
upon document loading.
Hope this answers your query. Please let us know if you have any more queries.