How to Solve [pii_email_c1646d6cd617ef1be6ab] Error in Outlook?

Microsoft Outlook has been widely used by a wide number of clients, from individuals to businesses. The popularity of Microsoft Outlook mainly arises from its usability and functionality. Easy to use the feature in Microsoft Outlook makes it unique and helpful for sending or receiving the message without any hassle.

Apart from these, the users also face errors such as the [pii_email_c1646d6cd617ef1be6ab] error. It is a new type of error in Outlook. When you are looking for a better option to easily resolve the issue regarding the [pii_email_c1646d6cd617ef1be6ab], then here is your better option.

Reasons for [pii_email_c1646d6cd617ef1be6ab] Error:

The [pii_email_c1646d6cd617ef1be6ab] error is the most frequent error code that most of the people could have encountered in Microsoft Outlook. [pii_email_c1646d6cd617ef1be6ab] error shows the incompatibility of the Outlook application for the system. Normally, this error could be caused when there are any corrupted application files. The cause of its [pii_email_c1646d6cd617ef1be6ab] error could be due to the result of information that is saved from Outlook. Common reasons for this [pii_email_c1646d6cd617ef1be6ab] error are listed below such as

  • MS Outlook application could be outdated or requires updating
  • Operating System (OS) could be incompatible with the MS Outlook application
  • Use of 3rd party version of Outlook
  • Use of pirated version of Outlook
  • Corrupted MS Outlook application files
  • Use of corrupted accounts in Outlook
  • Misconfigured Outlook settings
  • Changed default settings wrongly
  • Use of multiple accounts in Outlook

Above are the most common reasons for the [pii_email_c1646d6cd617ef1be6ab] error in the Microsoft Outlook. Normally, when you have deleted the cookies and cache, then it would also have deleted the faulty data. This could also results in the [pii_email_c1646d6cd617ef1be6ab] mistake.

You may also like to read, Fix MS Outlook Error [pii_email_6b2e4eaa10dcedf5bd9f] (Solutions)

How To Solve [pii_email_c1646d6cd617ef1be6ab] error in Microsoft Outlook?

Fixing the [pii_email_c1646d6cd617ef1be6ab] error in Microsoft Outlook is quite an easier process. Numbers of solutions are available for easily fixing the application.

Solve outlook error [pii_email_c1646d6cd617ef1be6ab]

Here is your guide that allows you to easily find the causes and solutions of the [pii_email_c1646d6cd617ef1be6ab] error in Microsoft Outlook.

Quick Fix:

Making the preliminary checks on the internet connection, corrupted files in RAM and many others are quite important for ensuring that you could easily resolve them. Upon following the below steps, it is quite easier to fix the [pii_email_c1646d6cd617ef1be6ab] issues in the applications.

Check Internet Connection:

Checking on the speed of the internet is quite an efficient option so that it would be easier to fix the issues. You can also access the sites such as to know about internet speed. When you have a fast internet solution, then it is easier to resolve the issue.

Restart Your PC:

Restarting your PC clears the RAM. This also mainly removes unstable programs, corrupted files, and threads.

Delete Duplicate And Multiple Accounts:

Most people have faced the [pii_email_c1646d6cd617ef1be6ab] error due to the presence of duplicates as well as multiple accounts. Deleting the duplicate account would be a suitable option for resolving the issue.

  • Go to Control panel on PC
  • Search for “Mail”
  • Click it
  • Click on “E-Mail accounts. “
  • See all list of Outlook accounts saved on the desktop
  • Look for Duplicate Accounts and Multiple Accounts
  • Select it
  • Click on the “Remove” button

Solve outlook error [pii_email_c1646d6cd617ef1be6ab]

  • Delete all the accounts on your computer
  • Keep only one

Check Whether The Installed Outlook Version Is Compatible With Your Computer:

Normally, the [pii_email_c1646d6cd617ef1be6ab] error could be caused due to the incompatible outlook version. Updating the application to the compatible version of Outlook would be suitable for resolving the problem.

  • Open Microsoft Outlook
  • Select “About Microsoft Office Outlook” on the Help menu
  • See the version of your Outlook
  • Check whether the version of Outlook is compatible with the computer version
  • Uninstall Outlook and install the compatible version of Outlook


Choosing the best efficient solution is quite important for the [pii_email_c1646d6cd617ef1be6ab] error. Normally, it is much more simple for resolving [pii_email_c1646d6cd617ef1be6ab] errors in Microsoft Outlook. There is no need to access the complex files to rectify the error.