HP Printer SMTP Gateway Not Responding [Solved]

In this article, we will guide you on how to fix the HP printer SMTP gateway not responding problem.

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HP Printer SMTP Gateway Not Responding [Cause]

If your HP printer email gateway is not responding, the major culprit behind this problem is incorrect web server configuration. Correcting the web server configuration is usually the solution to this issue. However, there are other things you can do to fix this HP SMTP gateway not responding problem which we will share with your shortly.

Read this: HP Printer Is Not Responding [Proven Solutions] to learn about other HP printer not responding issues and how to fix them.

HP Printer SMTP Gateway Not Responding [Solutions]

Do the solutions below to fix the HP printer SMTP gateway problem not responding. You should only try the next solution if the previous one failed to resolve the issue.

1. Change the Configuration of your HP Embedded Web Server

To change the configuration of your HP Embedded Web Server (EWS), do the steps below:

Step 1: Open an internet browser on your computer with an active internet connection.

Step 2: Click on the browser’s URL field.

Step 3: Type the IP address of your HP printer.

If you don’t know the IP address, simply print out a network configuration report page. The IP address should be on it.

Step 4: Press the “Enter” key on your keyboard.

Step 5: Do the following:

i. Type your email address in the “Default From” field.

ii. Enter the name you want to be displayed when you send an email in the “Default Display Name” field.

iii. Fill the “SMTP Server” field with “smtp-mail.outlook.com” if you are using a Hotmail account.

For Gmail, type “smtp.gmail.com”.

For yahoo mail, type “smtp.mail.yahoo.com”.

iii. Type “587” in the “SMTP Port” field.

iv. Check “Always Use secure connection SSL/TLS”/

v. Uncheck “Validate Server Certificate”.

vi. Set “Maximum Size of Email” to “Unlimited”.

vii. Check “Server Requires Authentication”.

viii. Type your email address in the “User name” field.

ix. Type the password of your email account in the “Password” field.

Step 6: Save your changes.

Step 7: Close the window.

Before you try to print via scan to email, ensure that are using the correct DNS and gateway settings.

If needed, use a public DNS server address.

If you entered an IP address in the field for the SMTP server, ensure that you confirm with your provider that the IP address is still valid. If it has been changed, ask for the new IP address.

If the HP printer SMTP gateway not responding issue is not resolved after doing the above steps, do the next solution.

2. Disable Connections from Less Secure Sources

Note: This solution is only for Gmail users.

How to Disable Connections from Less Secure Sources

To disable connections from less secure sources, do the following:

Step 1: Open an internet browser on your computer.

Step 2: Go to this webpage.

Note: The link will not work if your account has a 2-step authentication security feature enabled.

Step 3: If you are asked to verify your account, sign in to your Google account.

Step 5: Click on the toggle switch next to “Allow less secure apps”. Once you do this, your settings will be updated immediately.

Check if the HP printer SMTP gateway not responding issue has been resolved.

If the issue persists, do the next solution.

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3. Downgrade your HP Printer Firmware to an Older Version

In some cases, the HP printer SMTP gateway not responding issue occurs after upgrading the printer firmware. In such a case, what you need to do is to downgrade the firmware to the previous or older version.

Caution: Before you carry out the process of downgrading your HP printer firmware, ensure that you set up a system restore point that will help you go back to your former settings in case you run into bigger issues.

How to Downgrade your HP Printer Firmware to an Older Version

To downgrade your HP printer firmware to an older version, do the following:

Step 1: Go to the official HP website and download an older version of your HP printer firmware.

Step 2: Download the Ncat application on your computer.

Step 3: Transfer the firmware file you downloaded to the directory that contains the “ncat.exe” downloaded file.

Step 4: Press the “Windows” and the “R” keys on your keyboard.

Step 5: Type this: “cmd” in the run box.

Step 6: Click “OK” or press the “Enter” key on your keyboard.

Step 7: Type the command below when the window for the Command Prompt opens:

ncat.exe -w 100 [your printer’s IP address] < ojpro_8710_1834A_08212018.rfu

Note: Do not fail to type your printer’s IP address in the bracket where the command above has “your printer’s IP address”.

Step 8: Press the “Enter” key on your keyboard to execute the above command.

Step 9: Wait for the return of the command prompt.

Step 10: After the command prompt returns, restart your HP printer.

Step 11: When your printer is in a ready state, confirm if the downgrade of the firmware was successful.

Now that you have carried out the downgrade, check if the HP printer SMTP gateway not responding issue has been resolved.

If it is not resolved, contact HP Customer Support for further assistance.