Using Yahoo! can reduce your experience for several reasons. Email account. The web page may not load or work, or the username or password may be invalid. However, let's focus here on the issues you face when you Lost Yahoo Account.
Go to the official website > Select "Sign in" > Enter your email > Press "Next".
Tap "Forgot Password" > Fill in Number > Submit.
Make sure your phone number is valid > Submit "Verification Code".
Tap "Next" > Confirm by setting a new password and re-entering it > Next.
Try logging in again.