How do I fix my uniwell NX5400 cash register?
IE 03 error code solution not working? Uniwell NX5400F?
Chaange Company name & date on cash register?
how can I add item prise for first time on my uniwell nx5400?
X/Z reports showing time and date?
uniwell cash register?
How do I change the Tax on a Unwell 5400 Tii?
how to change the the discount pcerntage?
how do i remove the tax in UNIWELL NX-5400 please send me a procedure?