To install the add-on, follow these steps:
- Log in to your Jira Cloud instance as an administrator.
- Go to the Administration icon .
- Locate Add-ons from the menu and click it.
- Click 'Find new add-ons' and locate Trello Board Inside Jira.
Click 'Get app' button.
Click 'Get it now' to confirm add-on installation.
The system will display a progress message.