From the home page to the menu bar.
Scroll to the bottom of the list and select "SETTINGS".
Select "Roles and permission".
Click on "Manage Roles".
Create a role except for the default roles .i.e. admin, employee, and client.
Click on save.
Click on permissions.
Now you have the list of permissions with the option to add, view, update and delete.
Slide the button from left to right with a click to grant permission to the respective role you've chosen.
Admin can grant the permission to only add and view or the only view and update or view, update and delete or only view or grant permission to all four i.e. add, view, update and delete according to the role.
Admin can grant the permission to add, view, update or delete the following: