When you create a Yahoo account or make security adjustments to an existing account, we'll text you a verification code. It's necessary to enter when prompted to verify your account or modifications, enter the verification code.
If you received a verification code by text message but didn't set up an account or modify your security settings, someone may have mistakenly entered your number when they mistyped theirs. Don't worry; they won't be able to utilize your mobile number since they lack access to your phone in order to obtain the verification code.

Sometimes, in order to protect your account and make sure you're the one



Email issues: Verify that your backup email account wasn't deleted, the email wasn't put in your junk folder, and your ISP wasn't blocking Yahoo.
The link for verification is no longer active. You must ask for a new URL because the current one has expired.
You'll need to establish a new account if you can't acquire a verification code because you lost your password and the recovery information is incorrect.
Check to be sure you've entered the right phone number or email address.
The carrier or email service provider might have banned the communication.
You might have labeled these emails or notification messages as garbage data.
To prevent this kind of information from being banned, contact your carrier by SMS.
Email: Look in the spam mailbox for the verification email.
It's possible that your phone stopped the verification message.
Verify the SMS blocklist settings. If the message is not already blocked, navigate to Messaging > Blocked, tap the threedot menu, and check the blocked message list.
A weak network connection can be the issue.