Many free DNS services include built-in security layers. They can automatically block known "phishing" sites, malware-laden domains, and even annoying trackers before they ever reach your computer. 3. Bypass Censorship and Geo-Blocking
Go to System Settings > Network > Advanced > DNS . Click the "+" icon to add your preferred addresses.
If a website is blocked in your region at the ISP level, switching to a global free DNS can often bypass these restrictions, giving you access to a truly open internet. 4. Privacy
Switching to a is a "set it and forget it" upgrade. For five minutes of work, you get a faster, safer, and more private internet connection. If you aren't sure which one to pick, start with 1.1.1.1 —you’ll notice the difference in speed almost immediately.
