My app Facebook isn’t working. I hope to solve this problem

Hi there Gfr-ful,

We understand you're experiencing an issue with signing in to this app, and we'd like to share some steps that may help.

Check out this resource: If an app unexpectedly quits, stops responding, or won’t open

While the title doesn't specifically mention the issue you're experiencing, the steps may help resolve it anyway.

Cheers!