When searching for "Free Screensaver Downloads," be cautious. Many older "classic" screensaver sites bundle downloads with unwanted software or "bloatware."
Run any downloaded file through your antivirus before opening.
Since Windows no longer uses ".scr" files as frequently, most users set these as static backgrounds or "Lock Screen" images: your preferred 1920x1080 image. Right-click the file on your desktop. Select "Set as desktop background."
Usually includes a joke about the user’s browsing history.
Best for mobile-friendly versions and live wallpapers.