How to Login to Flickr using Photo Transfer App Plugin
1 Tap the "Login" button.
2 Enter your Flickr login info and Tap the "Sign in" button.
Now you will be able to Select & Download photos to your device as well as Select & Upload photos from your device to your Flickr account.
3 Allow Photo Transfer App to Upload and Download photos to your Flickr account by pressing " OK, I'll Authorize It".