Convert vssx to vss

What is the difference between .vssx and .vss?

Description: The VSSX file format is based on the OpenOffice format adopted by Microsoft since 2007. It is based on the ZIP archive that represent the overall file format based on XML file format specifications. The binary file format equivalent of VSSX was VSS that was supported till Visio 2007. You can view the contents of VSSX file format by replacing its extension with .ZIP and open in any archiving file format such as WinZIP.; A Visio Stencil File (.vss) is a type of vector graphics format used to store shapes and stencils from Microsoft Visio. It contains a collection of shapes with relevant information such as size, shape, color, and text. The file can be used to create diagrams, flowcharts, and other types of visuals in Visio.