In 'Roles' section click on 'New Role'
Write down the name for new role.
Next, you need to assign access to the sections of the role. Originally, you have two sections must be accessed.
Access assign of other sections is up to you. Those sections are:
In addition to access assignment, you also can set limits on visibility & activity in the section.
The next step - assign access to the actions for the role. A total of 3 actions are given:
In 4 different sections:
You can also add a description to the role, if it's needed. When you're done adjusting settings for a new role, click the 'Create role'.