How to solve the error [pii_email_37f47c404649338129d6]?


What is [pii_email_37f47c404649338129d6] and why does it occur?



How to solve error [pii_email_37f47c404649338129d6]?


Solution 1: Check if there is a duplicate account

If Microsoft Outlook is configured through a duplicate account, you may see the pii_email_37f47c404649338129d6 error. This is the case for you. The solution is very simple. If you are not sure this is causing the pii_email_37f47c404649338129d6, follow the steps. If your problem is resolved by the end of this solution, it is most likely due to a duplicate account. Please don’t panic, and we have plenty of other solutions for you.

Follow the steps to find a duplicate account:

Open control panel on your desktop and change the view to “large category.”

Then click on Mail

Once you refer to the email, a pop-up screen will appear. On this screen, click Email Accounts.


After verifying a duplicate account, remove the duplicate accounts / all accounts and add a new account. Now go back and see if this pii_email_37f47c404649338129d6 error is fixed or not. If the problem is still not resolved, move on to the next solution.

Solution 2: Check the SMTP configuration

It is better to check the SMTP configuration for Microsoft Outlook because a misconfiguration causes 80% of the time [pii_email_37f47c404649338129d6] in the SMTP. Verifying the SMTP configuration is pretty straightforward. Just follow the steps below:

Follow the steps mentioned in pii_email_37f47c404649338129d6 solution 1 to open “Email accounts” settings where you deleted the email account.

Double click on the email and click on “More settings.”

If server you are using uses authentication, Check “My server requires authentication.”

Then, go to Advanced tab and make sure that the correct port number is being used. It is the port number to use for IMAP and SMTP.

IMAP: 993

SMTP: 465

After SMTP setup, close the application and restart your computer. After restarting Microsoft Outlook, check whether [pii_email_37f47c404649338129d6] is still displayed or not. Still, if the problem is not resolved, continue to the next solution.

Solution 3: Use SCANPST.exe

If you’ve never heard of SCANPST.exe, you might be wondering what it is. Many Outlook users have complained to Microsoft about many issues like [pii_email_37f47c404649338129d6]. Follow the steps below to use SCANPST and resolve the pii_email_37f47c404649338129d6 error.

Open the file explorer. (My computer)

Go to Program Files> MS Office> Office18 (depending on the version of MS Office you are using, if you are using MS Office 2014, it should be like Office14)

Find the SCANPST.exe folder and open the application as an administrator.

Click Browse, select the PST file that you want to repair, and click Start.

Highlight “Create a backup” and click Browse to select the location where you want to save the backup file. Then click on “Repair.”


Solution 4: Disable Antivirus and Windows Defender


Disabling Antivirus is easy. Open whatever antivirus program you are using, and there should be a button that says “Disable Antivirus” or “Disable Antivirus”. Select one of the buttons and see if the pii_email_37f47c404649338129d6 error still appears or not.

To turn off the Windows Defender, follow these steps:

Select Start> Settings> Update, and then Security> Windows Security> Virus and threat protection> Manage settings (or Virus and threat protection settings in previous versions of Windows 10).

Disable real-time protection.

Disabling Antivirus or Windows Defender fixed pii_email_37f47c404649338129d6 for most of our visitors, so you should give it a try.

Solution 5: clear cookie and cache

In our previous articles explaining how to fix various errors, we always say clear the cookie and cache. To solve [pii_email_37f47c404649338129d6], you can try clearing the cookie and cache. To do this, follow the steps:

Enter Ctrl + R on the keyboard to open the Run dialog box.

Then enter “% appdata%”.

Delete all the files in %appdata% or select the MS Outlook folder and delete it.

After you’ve cleared all of the AppData, it’s time to delete the files from Local AppData. To do this, follow the steps.

Enter Ctrl + R on the keyboard to open the Run dialog box.

Then enter “% Localappdata%”.

After you have the LocalAppData, delete all files in the folder again.

After clearing the cache and all cookies, go back to Microsoft and see if the problem is resolved or not.

Solution 6: Reinstall the app


Open the program and functions via control panel

Search for Microsoft Office (Microsoft is part of the Office suite.)

Double click on Office 365

Follow the steps mentioned on the screen

Reinstall the app by downloading the newest version from the official MS Office site.

Create a new account and add it to MS Office.

Check once if you can still see [pii_email_37f47c404649338129d6] or not.


It is certainly frustrating to receive [pii_email_37f47c404649338129d6] while submitting the assignment or project on time, but you will not have to solve the problem without guidance. So, I hope the 6 points above fixed your bug [pii_email_37f47c404649338129d6]. If the error persists, comment below on the exact steps, you took. We will do our best to fix it for you.

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