Steps for upgrading 7.x version of Drupal to any later 7.x version
Preupgrade steps
- Make a full backup of all files, directories, and your database(s) before starting, and save it outside your Drupal installation directory. Instructions may be found at http://drupal.org/upgrade/backing-up-the-db
- It is wise to try an update or upgrade on a test copy of your site before applying it to your live site. Even minor updates can cause your site's behavior to change.