How to Fix [pii_email_37f47c404649338129d6] Error In Outlook?

Microsoft Outlook Desktop Application is a durable software that is protected by SSL and TLS security encryption provided by Microsoft. However, it sometimes shows [pii_email_37f47c404649338129d6] error. When Outlook causes such errors, the work becomes unstable and tedious. For the non-technical user, such bugs can compromise their productivity. Therefore, I we will provide solutions to this problem with the help of effective methods.

Why does the error [pii_email_37f47c404649338129d6] occur in Outlook?

This problem occurs when a user tries to connect to the mail server via SSL encryption, and the connection is not established. In addition, SSL encryption for email accounts may be disabled. There are two types of encryption provided for sending and receiving emails through SMTP servers, namely, SSL and TLS. If encryption is not connected due to incorrect settings, the mentioned error may appear.

What happens when Outlook crashes [pii_email_37f47c404649338129d6]?

When this error occurs in Outlook, the following symptoms can be easily noticed:

Windows OS starts crashing irregularly.

Requests stop responding, and the device needs to be restarted.

It takes a long time for the mouse and keyboard to respond.

Ways to correct error in outlook [pii_email_37f47c404649338129d6] 

There are many ways a person can fix this error, but here are the best ways to do it:

Reset SMTP and POP server settings.

Use SCANPST.exe to repair PST files.

Check/delete duplicate accounts.

Repair MS Office request from Control Panel.

The above methods are described below, so keep reading to correct the error immediately.

# 1 Reboot SMTP and POP server settings

To fix the error code [pii_email_37f47c404649338129d6] in Outlook, you need to modify SMTP and POP server settings. Follow the steps below:

For MS Outlook 2016:

Run MS Outlook on your device.

Go to File Menu >> Information >> Account Settings >> Manage Profiles.

In the Mail Setup box, click the Email Accounts tab.

Now, select your email account and double-click on it.

Tap the More Settings button.

Now, check that the outgoing server is set up. My SMTP server needs authentication.

Next, go to the Advanced tab and check the IMAP and SMTP server port number settings.

IMAP: 993

SMTP: 465

Next, check that the encrypted connection is set to SSL / TLS. And, click the OK button.

For MS Outlook 2010:

Open the MS Outlook application on your computer or phone.

Go to File tab >> Info >> Account Settings >> Account Settings.

Double click on your email account here.

Select more settings options

Check the Advanced section, IMAP, and SMTP port settings. 

IMAP: 993

SMTP: 587

Next, check if the encrypted server connection is set to SSL and TLS. Click the OK button.

For MS Outlook 2007:

Open Control Panel on your computer. Sort View by Large Category Select mail settings.

In the Mail Setup box, click the Email Accounts option.

Select your chosen mailing account and select the “Change button”.

Go to more settings.

Now check in the Advanced menu that the incoming and outgoing server settings are configured as described below. Also, check that the encryption method is set to SSL. Tap OK to close the settings.

IMAP: 993

SMTP: 465

# 2 Try Using SCANPST.exe to repair PST files

SCANPST.exe is provided by MS Outlook that repairs corrupted PST files. So, To fix the error like this [pii_email_37f47c404649338129d6] and [Pii_email_e6685ca0de00abf1e4d5]you need to remove PST corruption using SCANPST.exe. Follow these steps:

Open Windows Explorer on your computer.

Now, go to the following location: C: \ Program Files \ Microsoft Office \ Office 14. This will open the location where the Microsoft Office files are installed.

Here, find the SCANPST.exe application. Then run the program on your computer.

Browse the .pst file and click Start to proceed with the repair process.

Next, choose Makeup Backup. Then select the Browse button to locate the backup file. Now, select the repair option to end the process.

# 3. Check/delete duplicate accounts

Error [pii_email_37f47c404649338129d6] may also appear if MS Outlook is configured with duplicate accounts. The steps outlined below will remove duplicate accounts.

Run the control panel on your device.

Set up view in a larger category. Now click on the Mail Settings option.

Select the Email Accounts menu.

In the account settings, select the duplicate account, and click the Delete button.

# 4. Repair MS Office request from Control Panel

MS Outlook Error [pii_email_37f47c404649338129d6] can also occur when an application from MS Office is required. Therefore, to repair the MS Office application, you need to follow the steps below.

First, Open the Control Panel application on your computer.

Select the option to uninstall the program.

Here, select the MS Office application, and click the Change button.

Select the repair option. Click the Continue tab.

Follow the steps to repair the MS Office application.

Then restart your system and open the MS Outlook application.


MS Outlook is an essential utility that enhances safe and stable work. But many times, MS Outlook can show errors in [pii_email_37f47c404649338129d6]. So, to correct the mentioned error, I have provided self-tested methods. Even non-technical people can undoubtedly fix this error in MS Outlook using the above-given methods.

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