On the web
1
Open the report
At the bottom of the sidebar, next to Help center, click the bug icon (Report a problem).
2
Describe what happened
Under What happened?, write what you were doing and what went wrong. Steps like “I opened a conversation, clicked Send, and the message stayed grey” help most.
3
Add a screenshot (optional)
Under Screenshot (optional), paste an image (Ctrl+V, or Cmd+V on a Mac), drag one onto the window, or click to choose one. Images of up to 10 MB are accepted.
4
Send it
Click Send report. A confirmation appears, and you can keep working.