Verification Codes Aren’t Sending To My Email At All.

I’m currently locked out of making any account changes to my account because my two-factor authentication (2FA) is enabled and I’m not receiving ANY verification code emails. And YES I’ve checked my spam and junk folders, confirmed that my email address is correct, and made sure there are no filters blocking incoming messages, but the codes still aren’t coming through. This leaves me in a loop where I can’t update my email or adjust any of my settings or my account details without a code that won’t send to me. HELP ME CHANGE MY EMAIL PLEASE TO MY ACCOUNT!!!