How To Upgrade OwnCloud? It is strongly recommended to create a backup before starting the update process. If you have important data, create and try to restore a backup to ensure that everything works properly. Upgrading From The OwnCloud Admin Panel ownCloud already has an “Updater” installed that allows upgrading the ownCloud application from the admin panel directly. For security reasons, ownCloud files do not have write access for the web server user, but this will be required i…