Microsoft Office 2010 Publisher X86 -thethingy- Link

is a functionally limited, obsolete desktop publishing tool that reached end-of-life in 2020. The thethingy suffix almost certainly denotes an unauthorized, potentially malicious modification. Running this software today — especially on a production machine or one connected to the internet — constitutes a significant security, legal, and operational liability.

On Windows 10/11, you can simply right-click the file and select "Mount." MICROSOFT OFFICE 2010 PUBLISHER X86 -thethingy-