[Koha] Automatic issue slip from hp printer

hi community koha 3.4.1 is installed on server of ubuntu linux lts at server room of my organization and we access it from our windows clients. i want to print automatic issuance and return slip at every chek in and check out transaction. similarly i have put one computer for self check out and i want to print an automatic receipt. i have an hp network printer installed on both computers. how i can do this? note i m new to linux and work on windows environment -- Regards Abdul Vali Librarian - ASE School