The corresponding user group should now be assigned to the process roles of the process definition.

Switch to the tab Administration => Development => Process Editor .

Select a process role (represented) by a "Lane" (click on the background of a lane) andedit its properties in the right pane:

Select the corresponding usergroup in the"Actors group" field and save the form.

Perform this assignment for the 4 lanes as follows.

As a result, the tasks within a lane will now be offered (only) to those user accounts of the assigned user group:

Process Role / Lane	Actors group
All agents	User
Manager	Manager
Developer	Developer
Tester	Tester