Only Admin users can edit user permissions. This can be done from both the Admin Settings> All Users tab or Users module from the main menu.
Check out the gif or steps below to edit from the Admin Settings.
Edit User Role Gif (Admin Settings)
Admin Settings Guide
Select Admin Settings from the main menu.
Click the All Users tab.
Click on the name of the existing user to open their profile form.
Select the Edit Profile button to change the User's profile details.
Select Edit Permissions to change the user's role to an entity.
Hit Save to keep changes or Discard Changes to exit.