aspose.words.saving.OoxmlSaveOptions class. Can be used to specify additional options when saving a document into the [SaveFormat.DOCX](../../aspose.words/saveformat/#DOCX), [SaveFormat.DOCM](../../aspose.words/saveformat/#DOCM), [SaveFormat.DOTX](../../aspose.words/saveformat/#DOTX), [SaveFormat.DOTM](../../aspose.words/saveformat/#DOTM) or [SaveFormat.FLAT_OPC](../../aspose.words/saveformat/#FLAT_OPC) format... doc = aw . Document () builder = aw . DocumentBuilder...compatibility_options . optimize_for ( aw . settings . MsWordVersion ....