First, sign in to your account by clicking the button on the top of the page. You will see the photo book that you created last. Add more pictures to this book or pick any other book by clicking the hamburger menu in the upper, right-hand corner of the site and selecting .
In order to add photos to your PastBook, click in the upper, left-hand corner, and choose one of the options.
Click “Upload” or “From social or cloud services” and pick the source from which you would like to add your photos. You can upload from your computer, Instagram, Facebook, Flickr, Google Drive, Dropbox, Gmail, OneDrive, Google Photos, WebDAV, Evernote, Box or take a picture with your camera. Keep in mind, that the Filepicker Widget allows importing pictures from multiple sources in one session: while the files are uploading in the background, you can continue browsing and selecting more content.