Can I change my method of payment to CRA after my return has been net-filed?

[TurboTaxSusan]

There's no way to change it in the software, but you can pay in a different way than what you indicated when you filed. This CRA page lists all the ways you can pay your taxes owning: https://www.canada.ca/en/revenue-agency/services/payments-cra/individual-payments/make-payment.html