https://relaunch.pdir.de/docs/en/contao/themes/odd/update/You can update the theme easily via the Contao Manager. Then open the install tool and update the database. Tip A database backup beforehand never hurts! Update from version 1.x to 2.x When updating the theme from version 1 to 2, a few changes are necessary, because Contao Bootstrap and Bootstrap Grid are no longer dependencies of the theme in version 2.Hugoen-US