In addition, please try the following steps to troubleshoot the issue you're experiencing:
- Click out of the app (e.g., click Profile or Inbox at the top of any Facebook page), and then re-open the app.
- Refresh the page (Ctrl + R on PCs; Cmd + R on Macs).
- The app hangs during the loading screen.
- The app loads, but is really slow.
- The app loads, but will constantly be out of sync.
Lastly, if you are seeing an "Offline mode" or timed out error in your browser as if they’re not connected to the Internet when you try to access you third-party app, you may be experiencing connectivity issues. We'd recommend that you talk directly to your network provider in regards to this issue.