Facebook users may experience the Attachment Unavailable in Messenger error while trying to send a file, photo, or video. There could be various reasons for this ...

Meta has revealed more details about how third-party messaging apps can be interoperable with WhatsApp and Messenger. The company is being required to open up its apps to a certain extent to comply ...

Meta is making changes to WhatsApp and Messenger in order to add interoperability with third-party chat apps — in Europe, that is — and the company is sharing how it would work in a new post. Based on ...

For years, Meta (then Facebook) wanted to unify Facebook Messenger, WhatsApp, and Instagram. It began implementing that plan by allowing Instagram users to talk to Facebook Messenger users three years ...