Organizing images : Ratings
Star ratings are a great way to help you to find your best images quickly. You can assign ratings to images in your catalog to quickly select or filter images.
To assign star ratings
1 In the Thumbnail panel, select the images that you want to rate.
2 Do one of the following:
Click one of the stars on the Top toolbar.
Press Ctrl + [1,2,3,4, or 5].