У вашего броузера проблема в совместимости с HTML5
VSDX Annotator for Mac renders all the Visio drawing content. It shows the document exactly the same way as it is displayed by MS Visio.
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https://nektony.com/products/vsdx-annotator-mac
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Discover View Options:
- Open and preview any MS Visio drawing
- Navigate multipage documents
- Scroll and zoom drawing
- Switch document layers
- Show and hide Shape Data, Hyperlinks, Guides and Annotations
- View documents with embedded OLE-objects, EMF- and WMF-- - metafiles
- View objects outside page boundaries and gradient-filled objects
- View original dimension units