Steps

• On the website where you want to uninstall an app (package) from, click the Control Panel link on the Boomla Toolbar.
• Click the Apps icon next to your desired branch (you may have only 1).
• Find the package you want to uninstall by its domain.
• Click the trash icon to uninstall it.
• Confirm the uninstallation.
• You will get an error if the package is used on your website. In that case, you will get a list of the files using the package. Remove them before you can proceed.