ownCloud does not have a feature for the automatic or for initiating the installation of new version releases. Third Party applications will need to be "restored" from backups or re-installed. Moving to a new release can be achieved by reinstalling the new Amahi package or installing the new ownCloud release manually. Third Party applications will need to be "restored" from backups or re-installed. Reinstalling a new Amahi package is a safer practice.