This is the result of the CD user having the value saved (overridden) in his dconf database (AFAIU there shouldn't be a "~/.config/dconf/user" file on the CD at all.
This is the result of the CD user having the value saved (overridden) in his dconf database (AFAIU there shouldn't be a "~/.config/ dconf/user" file on the CD at all.