Click on OK in order to implement the specified filter adjustments. Click on cancel to leave the dialog without defining a new filter. Specify or modify the text here according to what you'd like to filter. Adjust here whether the URL must match or just contain the specified text to be filtered. Adjust here which part of the URL the filter should use. Turn this option on to filter images from the specified URL when image filtering by URL is enabled. Turn this option on to filter images matching the specified size when image filtering by size is enabled.