Activate the developer mode, then go to .
Inherited means that users added to this application group are automatically added to the following ones. In the example below, users who have access to the group Administrator of Sales also have access to Website/Restricted Editor and Sales/User: All Documents.
The Menus tab is where you define which menus (models) the user can have access to.
Access Rights rules are the first level of rights. The field is composed of the object name, which is the technical name given to a model. For each model, enable the following options as appropriate:
Read: the values of that object can be only seen by the user.
Write: the values of that object can be edited by the user.
Create: values for that object can be created by the user.
Delete: the values of that object can be deleted by the user.