The IP Printers should be centralized on the server and load the printers drivers on the server and share them to all POS and Tablet/MobilePOS.
The local printers (Serial or USB) you have to load on the individual POS.
Also, suggest that we look at changing POSDroid to run on different POS from main cashier as that is too busy to be also running Handhelds.
Lets discuss later.