See how to change the closing register mode, between total amount and payment method.
1. Access the Register screen.

2. Click on the gear icon in the upper right corner.

3. In the Close register by option, select between Payment method or Total.

The total option considers the grand total sum of the transactions for the closing, regardless of the payment method.
4. Click on Save - F2.

Done! The register closing mode has been changed and will be applied to the next register closing you perform.