If you don't have access to the authentication code and you haven't saved the backup codes, you can't turn off 2FA on your Discord account. And the only option you're left with is to create a new ...

Click it, and you’ll be prompted with the standard QR code you should be used to seeing if you’ve enabled two-factor authentication for your other accounts (which you should do!).

Click on the button that reads, Enable Two-Factor Auth, then type your Discord password into the box. ... Open the app on your device, then use it to scan the QR code in the image.

Discord has made security key multi-factor authentication (MFA) available for all accounts on the platform, bringing significant security and anti-phishing benefits to its 500+ million registered ...