If you use an outdated browser (e.g., an old version of Firefox or a forked Chromium build), you are essentially inviting ransomware, keyloggers, and trackers into your system.
If you are one of the millions holding onto a trusty Windows 7 machine, you might be asking: Can I use the DuckDuckGo browser on Windows 7? Is it safe? How do I install it?
Upon opening, DuckDuckGo runs a "Privacy Checkup" specifically for Windows 7: