A user code or name is entered upon starting DatLab. This window pops up automatically after opening DatLab. The current user is displayed in the O2k signal line and usernames are connected with personal graph layouts. Users can be renamed and deleted (with all linked personal layouts) using menu 'File\Manage users'.
Reference: MiPNet21.16 DatLab 7 Innovations
MitoPedia O2k and high-resolution respirometry: DatLab