Information
This policy setting allows you to determine whether users can open or save Visio files with the format specified by the title of this policy setting. \n If you enable this policy setting, you can specify whether users can open or save files. \n The options that can be selected are below. Note: Not all options may be available for this policy setting. \n - Do not block: The file type will not be blocked. \n - Save blocked: Saving of the file type will be blocked. \n - Open/Save blocked: Both opening and saving of the file type will be blocked. \n If you disable or do not configure this policy setting, the file type will be blocked.
Solution
Policy Path: Microsoft Visio 2016\Visio Options\Security\Trust Center\File Block Settings
Policy Setting Name: Visio 2000-2002 Binary Drawings, Templates and Stencils