How to Remove Third-Party Accounts Like Facebook From Your Mac

With the release of iOS 11, Apple nixed its built-in integration with Twitter, Facebook, Flickr, and Vimeo, a feature that allowed iPhone and iPad users to store their third-party account information and access it within apps that needed to use those services. Apple has yet to remove the equivalent feature from macOS, although this is likely to change in a future version. In the meantime, this