If you are testing a piece of software you are unsure about, try running it inside a Virtual Machine (VM) or a "Sandbox" environment first to protect your primary operating system. Common Troubleshooting
As he downloaded and installed the software, John couldn't help but wonder about the website's owner. Who would give away such valuable software for free? And what was the story behind the password? password www.mysoftwarefree.com
If the folder is empty after extraction, your antivirus likely quarantined the file. Check your antivirus history to "Restore" the file. If you are testing a piece of software