Disable album downloads
You can change your settings in Picasa Web Albums to prevent visitors from downloading your photos. To change your download settings:
- Sign in to your account at http://picasaweb.google.com.
- Click the gear icon in the top-right corner and choose Photos settings.
- Click on the Privacy and Permissions tab.
- In the 'Allow any visitor to:' section, uncheck the box labeled 'Download my photos.'
- Click Save changes.
If you are a Google+ user, changes to this setting will also apply to your albums in Google+.