You can update your Crawler Toolbar manually or automatically.
To update your toolbar manually:
Go to Crawler Toolbar Settings.
Select the "Update" tab.
Click on the "Download and Install Updates Now" button.
You can also update your toolbar automatically, when you click on the "Advanced Settings..." button on the "Update" tab.
Select the "Automatically download and install updates (recommended)." option.
Click on the "Apply" button.
Click on the "OK" button to exit the Crawler Toolbar Settings.