Step 2: Uploading Photos to Flickr
All the photos that are to be in the gallery need to be uploaded to Flickr.
Step 3: Select the Flickr Album
Once your photos are uploaded, go to the album that the photos were added to. Now in the URL select the album ID.
For example, the bolded part is the Album ID:
Step 4: Log into the Admin Panel
Log into the Admin Panel by putting /login after the URL of your website and inputting your website credentials. When inside the Admin Panel, select from the left sidebar the menu item that says “Flickr Album Gallery”
For example: http://samplechurch.com/login