- Facebook says its new app icon was just a glitch after all 9to5Mac
- Why is the Facebook icon black? Social media users have some theories for widespread issue Asbury Park Press
- Facebook’s Surprise Change to Its Classic Icon Was Just a Glitch Business Insider
- Why is the Facebook app logo black? Some users report color change USA TODAY
- No, the black Facebook app icon isn’t a new logo. Here’s why you’re seeing it. Mashable