[Best*] How To Fix Yahoo SMTP Server Not Working?

The Smtp servers are generally responsible for outgoing tasks on the email. When you send an email through your account, the SMTP server will handle the message delivery process. 

Suppose you are using the webmail version. The SMTP servers will be automatically configured on your account. So you don’t have to do anything on your account.

However, If you are going to set up the yahoo account on Outlook or any third-party mail application, you must have to configure the SMTP servers properly. Otherwise, the mail application will keep showing the “Yahoo SMTP Server Not Working” error. 

Why is my Yahoo SMTP server not working?

Usually, the SMTP.Yahoo.Com server stops working because of the incorrect port number, address or encryption type. Besides this, SMTP servers might sometimes stop working for the following reasons. 

yahoo smtp not working

  • The Username Or Password has been changed on the yahoo account. 
  • Antivirus or Firewall is blocking the Outgoing servers and ports. 
  • Proxy/VPNs are running on your device. 
  • Application-related problem. 

How To Fix Yahoo SMTP Server Not Working On Outlook? 

If you are currently unable to send the emails from your yahoo account because of the SMTP not responding error. You should make the following changes to the Yahoo account or outlook application. 

Update the Password – 

If you have recently changed the password of your Yahoo account password but didn’t update it on the outlook app. It will no longer be able to sync with the yahoo servers.

At such point, you will start getting the smtp.yahoo.com not responding error, and it will keep asking you to enter the password. 

  • Open the Outlook app. 
  • Click on the Files
  • Press the Account Setup
  • Select the Yahoo account and click on the edit button. 
  • Enter the new password in the password section. 
  • Click on the Next button. 
  • Now click on the finish button. 

Check The SMTP Settings- 

If you didn’t change the password, but still, smtp.yahoo.com servers are not responding on the Outlook app., you should go back to the account settings and check the SMTP server settings. Make sure that they are matching to the following one. 

Outgoing server address – smtp.mail.yahoo.com

Port no-465 or 25 

 Encryption type- Yes. 

If settings are not matching to the above information. Please edit them in your outlook application. 

  • Open the Outlook app
  • Click on the files
  • Now click on the account setup
  • Select the Yahoo account and click on the edit button. 
  • Now enter the server address
  • Press the more settings button. 
  • Now click on the advanced button. 
  • Here, you need to enter the port number – 465 and the Encryption type as SSL
  • Click on the ok button. 
  • Now click on the Next button. 
  • Finally, press the finish button. 

Configure The Yahoo Account Using App Password – 

If you have activated the 2-step security on the yahoo mail account. You have to generate the app password. After that, use this password to set up the yahoo account on the mail application. Otherwise, the yahoo SMTP server is not working problem. 

  • Open the browser
  • Go to the mail.yahoo.com 
  • Press the sign-in button. 
  • Now login into the yahoo account. For more information, you need to visit: why I can’t access my yahoo mail account? 
  • Click on the profile pic, and press the account info. 
  • Go to Account security
  • Now sign into the yahoo account once again. 
  • After signing into the yahoo account, you need to click on the generate app password.

Once you get the app password, you need to configure your Yahoo account on the outlook application via that password. 

Disable The Antivirus- 

Sometimes, SMTP.yahoo.com does not respond because of the antivirus problem. If the antivirus is blocking the outlook application, you will get the send & receive errors in Outlook. So you need to unblock the outlook application from the settings. 

  • Open the Antivirus
  • Click on the settings
  • Now click on the blocked antivirus
  • Now select the outlook application and click on the unblock button. 

Configure The Outbound Rule On Firewall – 

When Firewall is blocking the outgoing (SMTP) servers, you won’t be able to send the emails from the Outlook application. In such cases, you must set up the outbound rule to configure the account. 

  • Open the Control Panel
  • Go to the windows defender firewall. 
  • Press the advanced settings option. 
  • Now click on the outbound rule.
  • Click on the new rule
  • Now select the Port option. 
  • Enter port no- 465 and click on the Next button. 
  •  Now select Allow the connection option and click on the Next button. 
  • Now select all options and click on the next option. 
  • Give a name to the outbound rule and click on the Finish button. 

Reconfigure The Account using the automatic settings – 

If you have already tried all these options, but yahoo SMTP is not working on the outlook app, you need to check the outgoing settings. 

  • Open the Outlook application
  • Go to the account setup
  • Select the yahoo account
  • Press the delete account option. 
  • Now click on add button. 
  • Enter the name, email address & password. 
  • Click on the Next button. 

How To Fix Yahoo SMTP SMTP Not working On iphone?

When Smtp.mail.yahoo.com is not working on the iphone, delete the account from your phone and then re-add the account again. It will start working fine. 

  • Open the settings
  • Click on the Passwords & Accounts
  • Tap on the yahoo account
  • Now tap on the delete account button. 
  • Click on the delete button. 
  • After deleting the account, you need to click on the add account
  • Press the yahoo Option. 
  • Enter the yahoo email address and click on the Next button. 
  • Now enter the password and click on the sign-in button. 

Once you add the yahoo account again, you will no longer get the SMTP error. If you are still not receiving emails or getting SMTP errors. 

Ajay Rathaur

I am a tech blogger who is always excited to write about technology. Especially related to printers and computers, and email. Along with writing, I have also worked as a technical support engineer for 5 years.

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