VSTO Viewer

Software programs supporting files with VSTO extension

VSTO viewer did not handle your file? Take advantage of other options For starters, we suggest installing software that supports VSTO files You can try to open your VSTO file with one of these applications. By choosing the option to install dedicated software, you will also be able to e.g. edit the VSTO file and sometimes even convert the VSTO file.

What are the pros and cons of such a solution?

First of all, you need to know that you need to install specific software that supports VSTO files on your computer. In this case, it is not possible to view the VSTO file online. This method is more complicated, but it offers more possibilities for working with the VSTO file. Meet a few applications designed to work with VSTO and go to the full list - VSTO File Opener

Examples of software programs that work with the VSTO format

Microsoft Visual Studio

Other options

If you haven't been able to preview the contents of the VSTO file yet, or you don't want to install any dedicated programming to handle these files, you can try something else. A large proportion of the data formats are simply archives or plain text files. In this case, you can try to open your VSTO file with the simplest text editor, for example with "Notepad". This does not guarantee success, but in most cases it will allow you to see the contents of the VSTO file to some extent.

The second attempt may be with a data archiving program. Check if you can open your file with eg Winrar. If our theory proves to be correct, you should see the tree of files contained in the archive. Go to the information page about the VSTO file extension. to see what kind of data it contains.

External solutions

Go to a third-party website and try to find help

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