You have the option to disable approvers’ ability to email their employees from the web application. If you choose to hide the Email Selected button, then approvers won’t see it on the following screens.
Approval View
Approval Not Created
The Hide email button on approval screens check box defaults to turned off, which means that approvers see the option to email their employees. Turn on this check box to remove the option to email employees from approval screens.
Note: If you remove the email option from approval screens, this does not affect any emails that the system sends to users.