To change role settings, click on the three dots (Actions) -> Edit, or click on the pencil icon (Edit) in the role profile.
In the Basic information block, you can change the name of the role and additional information about the role. You cannot change the role type, because it is set only when you add the role. (See Adding a role)
In the access settings block, you can directly select what access rights users with this role will have. To do this, check or uncheck the box next to the access description.
To know exactly how a particular checkbox will affect the role settings, read the access description carefully.
Click Save to save your changes.