Right-click the file and select "Extract here."
Bugs that the developers are aware of but haven't fixed yet. File: Threshold_Road_v0.68_Public_Build.7z ...
If you are looking for the information typically contained in this type of documentation, it usually covers: Right-click the file and select "Extract here
Look for an .exe file (on Windows) usually named Threshold Road.exe . To help you find exactly what you need, could you tell me: File: Threshold_Road_v0.68_Public_Build.7z ...
Since the file is a .7z archive, you cannot open it with standard Windows/Mac zip tools without third-party software.