That left my Facebook icon with the dark background after the app update. My phone was not in dark mode. The iOS update to 17 ...

That left my Facebook icon with the dark background after the app update. My phone was not in dark mode. The iOS update to 17.6.1 also was available for my phone, which I also installed.

Many Facebook users are confused, and a bit unhappy, after a technical issue caused their Facebook app icon mysteriously changed colors, adding a darker look to their home screens. Dozens of the ...