Allow me to step in and provide some insights about assigning a payment method on the invoice, JS2138.
The invoice form doesn't have a payment method field. That's why you're unable to select the EFT or any other payment options.
You may need to check again the required columns before importing invoices.
Or visit this article to see what data you can and can't include when importing invoices: Import multiple invoices at once.
After importing invoices, you can record their payments and select the EFT option from there. The Receive payment form has the Payment method field on it.
Don't hesitate to post again if you have other QuickBooks concerns. I'm always right here to provide the information that you need.
