Microsoft Word Macro-Enabled Document Template 2007 onwards
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From Microsoft Office 2007 onwards, the core output format of MS Word has been based on the Office Open XML (OOXML) file format. The ISO standard for OOXML is ISO/IEC DIS 29500. An OOXML file format consists of a compressed zip archive that is designated according to which file type it is. Further detail on OOXML can be found within fmt/189 - Microsoft Office Open XML.
Identify it
| Extensions | .dotm |
|---|---|
| MIME types | application/vnd.ms-word.template.macroenabled.12 |
| PRONOM | fmt/599 |
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Open it
No software is recorded for this format — see its family, Microsoft Word.
Convert it
No conversion recorded. One of the tools above may export it; search for a chain.
Sources
From PRONOM. Updated 2013-11-12.