DOT file format is used to store the Microsoft Word document template. The file is used as a main structure file on which the user adds the data or information.

The DOT file stores the structure of the document and is used to load the applied effects and added elements on the document which collectively form a single template. This file stores the template information and data so that it can be applied to the main document. When this DOT file is applied to the document file the DOT file, the DOT file translates the template data to the main document.