Yahoo SMTP Server Not Working. How to Fix It?

Yahoo SMTP Server Not Working. How to Fix It?

Third-party email programs such as Outlook and Mac Mail use POPs or IMAP protocols to connect to a Yahoo Mail account. Even if set up with the appropriate settings, you should not have any problems with your Yahoo Mail account in the email client; however, sometimes, for a variety of reasons, you may find that the Yahoo SMTP server is not working properly. In that case, you might consider solving the problem by following the steps given below.

  • Guide to Troubleshooting “Inactive SMTP Server”

SMTP, short for Simple Mail Transfer Protocol, is the communication process for electronic mail transmission. Error with SMTP server means you may experience problems sending or receiving email messages. If you are experiencing SMTP server malfunction in your Yahoo Mail account, consider taking the following steps:

  • Check for any problems with your Yahoo Mail account.

Before attempting to use your account via a third-party email program, be sure to address any errors or issues you may encounter while performing the following actions:

  • You will first need to sign in to your Yahoo Mail account from a web browser.
  • Once you are signed in to your Yahoo Mail account, you will need to write a new email message and enter your email address in the “To” field.
  • After writing the email message, you will need to click on Send Now, wait and see if you receive the message within five minutes.
  • If an error occurs on your screen, you will need to correct it before proceeding.

 

  • Make sure you are using the correct IMAP or POP settings.

If you have set up your Yahoo Mail account with IMAP or POP settings, be sure to set up your account with the appropriate settings. In some cases, even if the information appears to be accurate, the drive data stored by the application may be corrupted or may contain invalid characters. In that case, you can try deleting your account in the app and reinstalling it for complete authentication. In addition, you may want to contact your service provider if you need specific instructions for your application. Below are the POP and IMAP settings for Yahoo Mail.

Yahoo Mail POP settings

Incoming email server (POP)

Server: mail.yahoo.com

Port: 995

Requires SSL: Yes

Outgoing Mail (SMTP) Server

Server: mail.yahoo.com

Port: 465 or 587

Requires SSL: Yes

Requires TLS: Yes (if available)

Requires authenticity: Yes

Your login details

Email Address: Your full email address

Password: The password for your Yahoo account.

Requires authenticity: Yes

Yahoo Mail IMAP settings

Incoming email server (POP)

Server: mail.yahoo.com

Port: 993

Requires SSL: Yes

Outgoing Mail (SMTP) Server

Server: mail.yahoo.com

Port: 465 or 587

Requires SSL: Yes

Requires authenticity: Yes

Your login details

Email Address: Your full email address

Password: The password for your Yahoo account

Requires authenticity: Yes

 

  • Check that any Software blocks the ports we use

Programs such as Firewalls, Antivirus Software, and Network Protocols can sometimes block ports. The application will not be able to connect to Yahoo servers. In that case, you will need to check your Internet Service Provider or security software provider to know how to view and open ports.

  • See if the conditions mentioned below apply to your situation

Make sure you are not using old POP or IMAP. If so, you’ll need to update them before you can send or receive emails in your Yahoo Mail account.

Yxx` will need to create and use a third-party email application password. You can create and manage application passwords for your email application in Account Security> 2-Step Verification.

If you have added an email address to your Yahoo Mail account, you will need to verify that you have verified that email address you have added to your account. If the email address is not verified, it can cause 553 error codes when trying to send a message from a third-party email application. To complete the verification process, you will need to follow instructions that you would not receive from any other email address.

 

  • Consider Contacting your application provider or Use a separate application.

If your Yahoo account is running without an app and checking for possible solutions, then the problem lies in the app you use to access your Yahoo Mail account. In that case, it is best to approach your app developer as they have additional steps to solve the problem to fix the problem. Alternatively, you might consider using a different third-party email program like Outlook, Thunderbird, Mac Mail, etc.

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