If you can log in to your account
1.Log in to your OKX account. Go to security settings under your profile icon.
2.Click change under authenticator app.
3.Follow the on-screen instructions and click confirm.
4.You will receive an Email/SMS notification upon changing GA successfully.
If you can't log in to your account
You can reset your google authenticator by yourself on the 2-step verification page, or contact customer service to reset your google authenticator
Note that you won’t be able to withdraw funds within 24 hours after resetting or changing your authenticator app.