Image Access filter lets you view only the images that you have access to. By Disabling, you will be able to view imagery that you do not have access to.
To enable the "Image Access" filter in Plugins-
1. Log in to Planet Plugin and then go to Filters.
2. Enable the "You can Download" filter. Now, you're all good to search for images that you have access to.
By disabling the "You can Download" filter -
You will be able to view all the images that you do not have access to. Though you can see the details of the image, you will not be able to download and it will request you to purchase the imagery.