Hello Everyone,
Thanks in advance for the answers.
https://www.uscis.gov/n-400#:~:text=%24640.,may pay your fee online.
https://www.uscis.gov/pay-with-a-credit-card
So if we file N400 via mail, we need to fill G-1450 and it to our package to pay with credit card. I was wondering how do I pay with credit card if I am filing online?