<p>Moodle 1.9.7 contains a number of security fixes to user passwords and backups to protect the user data on your site. As a result some of your settings and permissions relating to backups may have changed.<br />
See the <a href="http://docs.moodle.org/dev/Moodle_1.9.7_release_notes" target="_blank">Moodle 1.9.7 release notes</a> for full details.</p>