How To Fix Roadrunner Error 550 - Quickly Click & Solve

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Are you try to log-in to your account but you are unable to access your email account, you will receive an Unauthorized Error 550 i.e., “unable to send or receive emails” If you want to know How To Fix Roadrunner Error 550. So, don’t be panic! Our email customer care technical team will help you. They are available 24*7 for your help. You just dial email customer care toll-free number. Because The problem could arise due to SMTP authentication. Make sure that your email account is properly configured with SMTP authentication, then you won’t receive ‘error 550’ on your computer screen.

Open Mail settings and click on ‘My server want authentication’ to enable SMTP.
If you are MS-Outlook user, then you will get this done automatically. Simply click ‘Yes’ followed by installing the program.

How To Fix Roadrunner Error 550?

1. Check for email address typos

Email Error 550 can occur due to typos in an email address. Make sure the email address you entered is correct, and there are no extra spaces or misspellings. There are also chances for the recipient to have given you the wrong email address. Confirm with them as well.

Along with that, check whether your email address is entered correctly and your email has contents in it. Some mail servers will reject an email having no content in it.

2. Check whether the email IP is blacklisted

If your email IP is blacklisted in a DNS blacklist, most of your emails won't reach the recipient and will bounce instead.

If your email IP is blacklisted, it means either:

Someone exploited the webmail application's vulnerability and is uploading a spam script into it.
Someone has access to your email account and is using it as a tool to send out spam messages.

Along with these, different blacklist databases have different criteria for flagging an email IP. So, it is best advised to find the database to analyses your options.

You can check whether your email IP has been blacklisted click here.

Once you find the blacklist database, you can move ahead with removing your email IP from the blacklist.

3. Try sending email after sometime

There are chances that the recipient's server is temporarily down due to several reasons. Inform the recipient that the server may be down, and ask for an alternative email address or wait for a few minutes or hours till you try again.

4. Try changing your outgoing mail port

If your email application uses port 25 as an outgoing mail port, there are chances for servers to block the email as spammers use port 25 often to send spam messages. Try changing your port to 26, 465, 587 or 2525.

If you are using a firewall, you will have to verify the change in port to allow traffic to pass.

5. Check whether IP filtering is enabled

Your SMTP server may be set up to authorize users from only a specified set of IP addresses. If that's the case, you won't be able to send messages from other locations. You can quickly resolve this by contacting the admin of your mail server.

6. Enable SMTP authentication

In most email applications, the SMTP authentication is automatically configured. In case, the application fails to configure it; you won't be able to send emails. Luckily, you can configure SMTP manually.

If you are using Mozilla Thunderbird, follow these steps.

1. From the top menu, click on Tools and select Settings.

2. Under Settings, select Outgoing Server (SMTP) and click Edit.

3. Choose the SMTP server you wish to configure and click Edit.

4. Check or add your username and password.

5. Click OK.

If you are using Outlook, follow these steps

1. Click on File Tab and select Account Settings.

2. Verify and select your email in the Email Tab and click on the Change icon above it. The Internet Email Settings open.

3. Click on the Outgoing Server Tab.

4. Now, make sure the box “My outgoing server (SMTP) requires authentication” is ticked and “Use same settings as my incoming mail server” circle-box is selected.

5. Click OK followed by the Finish button.

Do note that the steps to enable SMTP authentication will differ depending on the email application you use.

7. Troubleshoot the SSL method

As discussed, a majority of email clients use an auto detect feature to set up SMTP. While setting up SMTP manually, there will be several combinations of SSL available, including:

1. None

2. STARTTLS

3. SSL/TLS

During manual setup, you will need to verify the SSL method used by the SMTP server and configure the email client subsequently.

8. Contact your ISP

If the above solutions fail to resolve your issue, then it's advised to contact your Internet Service Provider for assistance. There are chances that your ISP's filtering system might be blocking your email.

How To Solve Forgot Roadrunner Email Password

Conclusion

As you can see, email error 550 may or may not be easily resolvable, depending on its cause. Email errors can happen even if your recipient's inbox is full. Also, with several hackers trying to exploit vulnerabilities of email applications, it is best advised to use email security software and change your passwords consistently.

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If the above-written steps don't seem to be that abundant useful to resolve Roadrunner Error 550 Code. There's an added easy manner through that you'll get reliable help. All you need to try and do is to place a call at Email Customer Care (+1-888-857-5157) and keep tuned with the technicians who answer your call. They need an inclination to deal with all types of printer-connected issues with a pinch. For more information you can click our website.

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