How to fix the [pii_email_37f47c404649338129d6] Error?

Something does not compute.

When you see [pii_email_37f47c404649338129d6] Error, you know there’s a problem. We can help you fix it.

What does this [pii_email_37f47c404649338129d6] error mean?

When you get this error message, it means that there’s a glitch in your Microsoft Outlook – a software application that is popular with many computer users for emailing and managing personal data. This error is among the most common problems experienced by Outlook users.

This Outlook [pii_email_37f47c404649338129d6 error is sent as a result of a problem in SMTP. That stands for “Simple Mail Transfer Protocol”, which is essentially the “mailman” in your computer. The SMTP server is connected to the Outlook app, and to mailing. So, if you’re seeing error code [pii_email_37f47c404649338129d6], it’s because there’s a problem with the SMTP process.

The problem could be the result of an issue with the username, password, or with the authentication procedure. Though you’ll be able to continue to receive emails, you won’t be able to send them – which, of course, means your email system will only be doing half its job.

It’s frustrating to experience this kind of glitch, but it’s no cause for alarm. The remedy is usually pretty straightforward. One of the options below should help resolve the issue.

How to fix the [pii_email_37f47c404649338129d6] Error?

There are a few different approaches you can try.

Be sure you back up your files before you begin to avoid losing any material you’re working on.

Method 1: Use the Auto Repair Tool in Windows

The auto repair tool can be used to diagnose an app and correct problems in Outlook.

  • On Control Panel, select Attributes and Programs
  • Locate Microsoft Outlook on program listing
  • Select all the alternatives, and locate the error that is persisting
  • Select Edit, then Repair
  • A window automatically runs using Wizard and will fix problems showing up in the program

After running this program, restart your PC, and open Microsoft Outlook. If the error [pii_email_37f47c404649338129d6] still exists, you can use the following method.

Method 2. Check server requirement settings

  • Launch Microsoft Outlook
  • Select Tools, then tap on Accounts
  • Locate the account creating the error, select Properties
  • Check ID to see whether it’s set in accordance with the email server.
  • Select More Settings, then click on outgoing server tab to see if it’s enabled
  • Locate the Advanced tab and see if the POP and SMTP settings are the same as the email host
  • Select OK to save settings

Now restart the Outlook after clicking on OK, and check to confirm the [pii_email_37f47c404649338129d6] error is corrected.

Method 3. Check duplicate account or Delete Duplicate account

  • Select Outlook Menu
  • From Menu, open Account Settings, then select Mailing tab
  • Locate the duplicate account in the list and select it
  • Press Delete key
  • Duplicate accounts that may have been causing the error message have been deleted

Method 4. Change server port number

  • Launch Microsoft Outlook
  • Locate File and Account settings
  • Select email on the Account setting and locate your email account.
  • In the email window, select More Settings and tap on Internet Email Settings
  • Change the number of the SMTP port from 465 to 587.
  • Select OK to save the settings.

Method 5. Disable antivirus

Disabling antivirus temporarily can prevent Microsoft Outlook from establishing an email client connection.

  • Open Control panel and go to Settings.
  • Go to Update & Security
  • In Windows, locate Security
  • In Windows Security, select Virus & Threat Protection
  • In Virus & Threat Protection settings, select Manage Settings
  • Disable Security (real time)

Launch Microsoft Outlook now, and try sending an email. If you still see the [pii_email_37f47c404649338129d6] error, try the next step.

Before doing that, remember to re-activate your virus and threat protection.

Method 6. Reinstall Microsoft outlook

If all other efforts have failed to work, it’s time to go back to basics.

The final option for the [pii email 37f47c404649338129d6] error is to uninstall and reinstall the outlook again. Add a new account to use after reinstallation.

  • Open Control Panel and choose Program and Features
  • Locate Microsoft Office 365
  • Double click Microsoft Office 365
  • Follow screen instructions to complete uninstallation
  • After uninstallation is completed, reinstall Microsoft Outlook
  • Step 6: After creating a new account, add it to Outlook, and see if email works

How to fix the [pii_email_37f47c404649338129d6] Error?

It’s a common error message, and there are a number of possible reasons that you’re experiencing this glitch.

The good news: it can be easily resolved. As outlined above, there are several simple, straightforward options you can try. Just take it to step by step, and your mail will get moving again!

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