Recover a deleted description or card name
Recover a card's old description by viewing its JSON.
Troubleshooting
Identify and fix specific errors and common issues in Trello.
Reinvite someone who didn't get their invitation email
Steps to help a person receive their invitation so they can join your Trello board.
Emailed attachments show up as winmail.dat file
How to troubleshoot attachments in older versions of Microsoft Outlook
Bidirectional warning in code blocks
Identify bidirectional characters in Trello code snippets to make sure they're intentional.
Can't log in or access Trello
Emails sent to Trello Inbox never arrive
Configure mail servers so that emails are delivered properly
Power-Up isn't working
Submit a bug or improvement request
Troubleshooting Trello desktop and mobile