Yes, It is possible.
Note: Undo checkout is possible only before night audit.
Reason: After Night audit, we locked all data for the previous date and that can not be changed, also by performing night audit, you will move to next day, so can not make changes in previous working date
How to Access: In order to perform undo checkout operation please follow the below steps and video.
Location: eZee absolute PMS stay view >> Click on Front Office >> Departure List.
User Privilege: eZee absolute configuration >> User >> Edit user >> Privileges >> Front Office >> Access To Allow Undo CheckOut
Screenshot -1: Go to the Departure list.
Screenshot-2: Search for the guest you checked out >>> select the transaction >>> click on undo checkout button.