How To Fix Error Code [Pii_email_c742a940ba384394925d] In Outlook? – Quick Solution

by Marilyn Harris

Microsoft Outlook is an important part of communication and you can most important & the best email service provider. By using this service you can send or receive emails from your colleagues or anywhere. Most importantly this is one of the most secure email services in the world.

Sometimes it shows some errors and you can get frustrated that why this error is happening to me. So don’t worry we are providing the solution to the most famous error that is [pii_email_c742a940ba384394925d], and we know this is the most irritating error. Before moving for a solution we first have to know about this.

Many error codes can occur when using Microsoft Outlook. Each of the error codes has its strange way of dealing with it. In other words, each error code like [pii_email_c742a940ba384394925d] has its own recovery method. Likewise, each error code has its meaning and reason for the occurrence. If you see such an error code, it simply means that the system has been down and cannot function properly. 

Cause Of [Pii_email_c742a940ba384394925d] Error


Unlike the previous error [pii_email_be5f33dbc1906d2b5336] which was caused by the misconfiguration in SMTP and [pii_email_37f47c404649338129d6]  which was caused by the incompatible version of Outlook, there is not the proper cause for [pii_email_c742a940ba384394925d]. Meaning it may be caused by anything.  Below we have mentioned some of the causes for [pii_email_c742a940ba384394925d]:

  • The Outlook version you are using is not compatible with the version of your Operating System
  • You are using an outdated version of Outlook
  • The files of Outlook are corrupted
  • The settings of the outlook are misconfigured
  • You are using pirated version of Outlook.
  • You have used multiple accounts in Outlook
  • Your Outlook account is corrupted
  • There was some problem with the installation process
  • There was a problem with the SMTP configuration

METHODS OF SOLVING [Pii_email_c742a940ba384394925d] Error

Method 1: Clear Cache and Cookies

  • Clearing cache and cookies will make your previous strings clean and all the browser data will be wiped out. It will remove unattended data.
  • Close and Reopen Microsoft Outlook.
  • Close multiple accounts or windows if you are using all of them.
  • Check for Microsoft 365 updates. (Update the Latest Version)
  • If an update is required, update all new comes and restart your pc now open outlook and see if the error [pii_email_c742a940ba384394925d] is solved.

Method 2: Use VPNs

A network problem is not limited to the internet speed or connection problem. Sometimes, the network provider may block some of the services from their network. We haven’t heard of any network providers blocking the Outlook service but it’s worth trying to bypass the restrictions set by the network providers.

Yes, we can bypass the services blocked by the network providers. For example, if Facebook is banned in your school network then you can bypass this limitation using the VPNs. If you are wondering what is VPN then, VPN is the Virtual Private Network that will help you to change your IP address and access the geo-restricted content. Here geo-restricted means the services restricted by the network providers.

Below are some of the VPNs that we suggest to our users. All of the VPNs mentioned below are premium ones but we are not affiliated with any of them. We are simply mentioning the best one in the market. 

  • Nord VPN
  • Surfshark VPN
  • Express VPN
  • CyberGhost VPN
  • IpVanish VPN
  • Private VPN

After connecting to the VPN and try to send an email with the Outlook client and check whether you are still getting [pii_email_c742a940ba384394925d]  error or not. If you are still getting the error then move on to the next solution.

Method 3: Use Auto Repair Tool

If the above method doesn’t work, use the auto repair tool form program and features from the control panel to fix the [pii_email_c742a940ba384394925d] error automatically. Follow steps:

  • Go to the control panel click on program and features (you can also search programs and features directly from the search box in the windows tab)
  • Now look at office 365 in programs and features or select any Microsoft application.
  • Click on edit from the top of the programs and features a window and then select “Repair” then follow the instructions on the screen.

The tool auto diagnoses the problem and fixes it automatically too. If this method also does not works then you can follow more methods.

Method 4. Uninstall Outlook Program

If error [pii_email_c742a940ba384394925d] is still irritating you and not resolved yet. Try using a web-based version of the Microsoft Outlook application or uninstall the current program and install it again.

Follow the steps to uninstall the program:


  • Control Panel.
  • Program and Features
  • Search For Microsoft Office 365 ( Outlook is the part of Microsoft Office 365)
  • Click on Microsoft office 365.
  • Follow the instructions on the screen to complete the removal of the program.
  • After the program is removed, install Microsoft Outlook again with the latest version.
  • Create a new account, and check if the error is solved.

Method 5. Open In Browser

Even after reinstalling Outlook, you are still viewing [pii_email_c742a940ba384394925d] means your Desktop version is not compatible with the Outlook you are using. It’s possible that none of the Outlook versions is compatible with your desktop. If you find a suitable version of Outlook you can install that Office package. If you still can’t find a suitable version then it’s better to open Outlook in your browser by going to Outlook’s official website. Open the website and enter your email and password and log in.


This article is only to help you to find the solution to your all errors related to Microsoft Outlook i.e [pii_email_c742a940ba384394925d]. We are providing the best solutions to solve this problem in the outlook. We hope one of the above methods will work for you. If you haven’t solved the problem yet then you can tell us in the below comment section. We will guide you or our readers and help you get rid of this error permanently. You can also contact Microsoft Support to solve this issue. You must need to know other Outlook errors too.

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