How can I add an extra 4% charge to my checkout payment systems?

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1

Hello, I have question We use 4 payment system we need add an additional 4 percent to the order in addition to the payment system (Service charge credit card, Amazon pay , Pay Pal +4% , Zelle payment- not services charge 4%)

2

i can help you to solved your problems that you have it is very easy to did Contant me alicestella707@gmail.com

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Write

4

Hello I write to email can write here solution ?