These functions are for the advanced user. They allow you to use the shopping cart to its fullest extent, and also let you fine tune settings on the site.
Lock Design stops accidental deletion of a scheme by a user who is ‘just looking’ in the schemes section. This is handy for the user who has a customized scheme.
When changing from Manual to Alphabetical sorting, the arrows that allow you to sort your navigation menu will disappear. We recommend that this option not be changed, as for larger sites, it can require considerable resorting to return the order to the desired position.