Register for a free account Register to create image groups, download images, export content to PowerPoint, get access away from campus and on mobile devices, and much more. Registered instructors can add shareable notes to content and create folders to organize image groups. While at your campus, go to library.artstor.org and click on the Register link on the upper right corner. Note that you will need to log in to your registered user account at your subscribing institution once every 120 days to maintain your remote access.