1. To start record images links, click on extension icon, then "Record". Collect images just by navigate on pages (indicator in bottom right corner shows number of current collected images).
2. After you finish collect images (navigation on current page until all needed images loads, open new tabs or go on next pages in pagination etc.), click on extension icon again, then "Stop record" -> "Download record"
3. After filtering, load related documents needed images (original images will be selected by default if detected on page - category "Original (HD)" - sites where this images can be detected automaticly listed here), click "Download manager" or "Download", then "Start downloading"
Note : During recording process if number of currently collected images not updates during new images shown on page, you can try to update it manualy by click on indicator in bottom right corner - this will rescan current tab. Usually it's not necessary because extension scan updates on tab automaticly.