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What is [pii_email_37f47c404649338129d6] error and how to fix it ?

We will teach you how to fix the email error code [pii_email_37f47c404649338129d6] and more review your answer. Email is considered a top-notch system if it comes to addressing internationally with anybody. Usually, people send and receive emails from friends and colleagues. Nowadays, email is used for marketing purposes also.

There are several email services provider available, but Microsoft Outlook is notably more significant than others. The best feature of Outlook is that people can store massive data on it with security and safety. But sometimes, users of Microsoft email facing some errors. But no need to worry in this article will guide you on how to remove these errors quickly. 

What is [pii_email_37f47c404649338129d6] Error?

What is this non-descript error, why it comes? And how can we fix it?

 “failed to connect to the server. Socket Error: 10051 Error Number: [pii_email_37f47c404649338129d6], can appear because of a conflict with the SMTP server set up with your software wrong when installation.This error will block the user from sending emails to other accounts, but not to get emails or view emails in their inbox.

How to solve [pii_email_37f47c404649338129d6] Error ?

There are many ways to solve Microsoft Outlook errors.You can learn and simply follow below mention guidance for fix these types of errors.

Way no 1: Verify Outlook Settings

One of the basic reason of showing this error due to wrong installation setup,so first of all we need to confirm and verify about Outlook setting.

Step 1: Click on Outlook.

Step 2: Check the Tools menu and then click Accounts.

Step 3:  If you have many Outlook accounts, select the one showing this error and chose Properties.

Step 4: View if it is set as per email server by checking its ID.

Step 5: Click in More Settings, chose the Outgoing Server tab, and assure that the Outgoing Server Authentication is active.

Step 6: On the Advanced tab, make assured that SMTP & POP settings are equal to the email hosting provider.

Step 7: Dont forget to Save settings by clicking ok.

Way no 2: Review for Duplicate Accounts

The other main reason of this error coming ,duplicate accounts of Microsoft Outlook.So we need to search and delete it.

Step 1: Open Outlook.

Step 2: Then move to Account Configuration.

Step 3: Open the Mailing tab.

Step 4: If you have any duplicate accounts then check the list of emails.

Step 5: Remove duplicate accounts by clicking on delete.

Way no 3: Fix Windows Repair Tool

We can easily diagnose and solve many bugs and errors also this error [pii_email_37f47c404649338129d6] with Microsoft apps and programs because window has a built-in report tool.

Step 1: GO to the Control Panel.

Step 2: Chose Programs and attributes.

Step 3: Check Microsoft Outlook in the list of programs.

Step 4: Click on Edit and then Repair the Microsoft Outlook.

Step 5: Watch and follow the Wizard in the new window to have the repair tool automatically for fix the error.

Way no 4: Disable Antivirus Program

Antivirus applications are recognized to cause problems occasionally. In this matter, it might be blocking Outlook from connecting from client email. We need to disable it to fix the error, but after some time to turn it back on.

Step 1: Begin with Control Panel.

Step 2: Click to Update and & Security.

Step 3: Click on Windows Security.

Step 4: Chose Virus & Threat Protection.

Step 5: Go on Manage Settings.

Step 6: Check Real-time Protection and disable it.

Way no 5: Modify Server Port Number

We can manually solve this error by changing the server port number, so follow the steps below.

Step 1: Open Outlook.

Step 2: Move to File and Account in the Settings.

Step 3: Picked the email that is causing problems.

Step 4: Click in More Settings and then Internet Email Settings.

Step 5: Click to the Advanced tab and change the SMTP port number from 465 to 587.

Step 6: Save settings by clicking ok.

Way no 6 : Uninstall and Reinstall the Microsoft Office

If mater still not solved after using all mentions ways the we need to simply uninstall and then reinstall Outlook.

Step 1: Go to the Control Panel.

Step 2: Open Programs and Features.

Step 3: GO Microsoft Office or Outlook on the list and click Uninstall.

Step 4: Follow the instructions to uninstall the program which will appear in new window.

Step 5: When uninstalled the program completed, reinstall Microsoft Office and Outlook.


I am confident , we can solved the [pii_email_37f47c404649338129d6] error via above mentions ways.There are many Microsoft Outlook errors and also have many solutions to fix these errors. if you have facing still same issue then you can contact Outlook Support directly for immediate support.


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