Watch this step-by-step demonstration to see exactly how to install 7-Zip and use it to extract your files:
: Hover over 7-Zip in the menu and select Extract files... (to choose a destination) or Extract here (to unpack everything in the current folder). For macOS Users: arivia.7z
: You can often right-click the file and select Open With > Archive Utility . Watch this step-by-step demonstration to see exactly how
Use the command line by installing the p7zip package. Run 7z x arivia.7z to extract the file with its full directory structure. arivia.7z