Add Amonut To Paypal Payments


I need to add a specific customizable amount to PayPal total.

I know I could use Surcharges on Payment options, but I don't want ot to be shown as a “surcharge”, better add it as a “reservation fee”

I am checking /Payments/paypal.php…I tried something brutal as

but this amount is not shown when I get redirected to PayPal payment

am I on the right file? or has it something to do with caching? (tried admin.php?cc nothing chancges)

any hint?

I was on the right track indeed…

I simply had to modify