How to stop QR code for online payment from printing

We like others here print multiple copies of the invoices at time of dispatch.  We have wasted so much paper today.  We have a big portion of account customers who would never use this function.  We like many other businesses have EFTPOS facilities for in person.

Double sided printing doesn't work for our invoice format.

This is a disaster needs to be an Option we can turn off.  Or I need a discount on my subscription to cover the cost burden.