Why Facebook Makes Your Images Look Like Crap, and How to Fix It
If you use Facebook, you’ve probably uploaded a picture at some point. While Facebook is great for sharing, it also uses some pretty ruthless compression (compared to other sites, anyway) that makes your pictures look like crap. Here’s how to prevent that from happening.
Sep 1, 2015 ... If you use Facebook, you've probably uploaded a picture at some point. ... This makes them smaller in size, but it can also ruin image quality.