Please do as follows to deactivate and remove a leave type in your leave module and update the removal from your eportal:
Go to the Leave module.
Click Setup and select Leave Type.
Disable the Active checkbox and click Save.
Go to the Process Leave and highlight all these leave types and click Delete.
Log in to ePortal as admin.
Click Settings, and select eLeave Setting.
Select Configuration and click Copy All Leave Type from EPE.