Use a tool like 7-Zip or WinZip to access the internal files.
To officially "put together" the feature in a development environment: carpentry.7z
You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip. Software Carpentry Workkshop: Contributor Code of Conduct Use a tool like 7-Zip or WinZip to access the internal files