According to Downdetector, most of the problems were with Facebook Messenger, though some are having problems with Facebook.

Hundreds of users reported issues with Facebook and Facebook Messenger the afternoon of April 15, according to DownDetector.

Meta said it will shut down its standalone Messenger website on April 16, redirecting users to Facebook’s messaging platform for ...

To make its iPhone messaging app run better—especially on older phones—Facebook rewrote it from the ground up. The new version is going live now. Along the way, it supplemented its original text-based ...