None of the Above: Perhaps it’s one of the other supported flavours of Linux? Do the ‘Is an Unrar Utility Installed? (Mint 19.3)’ task, it should be the same process; then come back here.
If the answer is ‘No’ because your personal computer does not already have an Unrar utility installed; now’s the time to install an Unrar utility on your personal computer.
None of the Above: Read through this external article for guidance on a few other flavours of Linux. https://www.tecmint.com/how-to-open-extract-and-create-rar-files-in-linux/ Tip: While ‘7-Zip’ is available for Linux, the ‘Unrar’ package seems to be more widely supported on the Internet. Recommend you use ‘Unrar’ for Linux. Tip: The ‘Unrar’ license is fine and free for us to use because we are only unraring/decompressing the files. We are not creating new ‘.rar’ files.