Amazing Fields Not Loading? Enable Third-Party Cookies for Trello

Amazing Fields, like all Trello Power-Ups, requires third-party cookies to be enabled for *.trello.com. Power-Ups are embedded inside Trello using iframes, and they rely on browser local storage to save settings. If third-party cookies are blocked, Amazing Fields cannot store these settings and will not load correctly.

How to identify this issue

Amazing Fields will display a warning dialog when it detects that the required cookie settings are missing. If you see this warning, follow the steps below for your browser.

Fix for Chrome

1. In Chrome, go to chrome://settings/cookies.
2. Click "Take the Privacy Guide" and go to "Third-party cookies."
3. Under "Sites that can always use cookies", click "Add."
4. Enter "[*.]trello.com" and make sure "Including third-party cookies on this site" is checked.
5. Click "Add" to save, then reload Trello.

Fix for Firefox

To make these changes in Firefox, you can:

• Go to "Settings"
• Click on "Privacy & Security"
• Select "Manage Exceptions..." in the Cookies and Site Data section.
• There, you can add an exception for the service you want to allow. Make sure you include "https://"