How to Solve [pii_email_c1646d6cd617ef1be6ab] Error

[pii_email_c1646d6cd617ef1be6ab] Error

In this era of technology where the internet has taken over our lives, whether it’s work or entertainment, specific applications are central to our everyday lives. Microsoft Outlook is amongst the most common apps/websites used for sending or receiving emails for businesses or work and helps us keep connected to the world.

While Microsoft Outlook works perfectly in most cases, sometimes things may not go as well. Outlook has several issues of bugs. When using Microsoft Outlook, if you see the [pii_email_c1646d6cd617ef1be6ab] error code, it means your Outlook isn’t working properly. What can you do to make it work properly? How can this error be resolved, and what can be done to fix it?

In this article, we’ll take you through the solutions of [pii_email_c1646d6cd617ef1be6ab] Error. Before heading to the solutions, let’s know more about this problem and why does it occur in the first place.

Why Does [pii_email_c1646d6cd617ef1be6ab] Error Occur?

Before knowing about how to resolve the issue, you need to be aware of the reasons for its occurrence.

[pii_email_c1646d6cd617ef1be6ab] Error is among the most common and well-known errors when using Microsoft Outlook. The reason behind this error is the incompatibility between your computer and the Outlook software. Sometimes, the cause can be corrupted files of the applications. Here are some of the most common causes of this error occurring.

  1. This error may occur because your device’s OS (operating system) isn’t compatible with the Microsoft Outlook app.
  2. Your Microsoft Outlook application may be outdated and need updating.
  3. The files of Microsoft Outlook may be damaged.
  4. The Microsoft Outlook settings may have been misconfigured, or the default settings changed by mistake.
  5. You may be using a third-party or pirated version of Microsoft Outlook.
  6. Your Microsoft Outlook was shut down suddenly several times.
  7. You’re using incorrect or corrupted Outlook accounts.
  8. You may have a poor internet connection resulting in this error.

How to Solve [pii_email_c1646d6cd617ef1be6ab] Error

Since the [pii_email_c1646d6cd617ef1be6ab] Error occurs due to prevalent issues, it’s not very hard to solve it and won’t take much time. If you’re tired of this issue and want a solution to it, here are a few things that you should surely try. One, if not more should work for you for sure. Let’s have a closer look at them.

1. Remove the CacheClear The Cache Data

Among the main reasons for [pii_email_c1646d6cd617ef1be6ab] Error is a faulty cache data in your system. One of the problems that a faulty cache can give is the [pii_email_c1646d6cd617ef1be6ab] Error. Clearing out all the cookies and cache from your browser may be useful in resolving this issue.

After doing this, the data will be reset so you can log in to your Microsoft Outlook account easily. The solution has worked for 60% of users in resolving the issue and reduces the likelihood of this error by 95%.

To clear the cache, go to account management and go to clear cache from here. Click this button and then close the required Windows and apps opened on the browser.

Utilize the Web AppOutlook Web App

Using the web app can also resolve this error from occurring. Follow these steps to use the web Microsoft Outlook app.

  • On the Outlook Web app, visit the “options” button located at the upper end in the navigation panel.
  • Clear the checkbox of “using the light edition” for the Web App of Outlook.
  • Then click the save option.
  • Now sign up from the Microsoft Outlook light edition, close the app, and sign up using a registered account.

2. Set a Stable ConnectionStable internet Connection

One other reason for encountering the [pii_email_c1646d6cd617ef1be6ab] error is an unstable internet connection. If your internet connection is not stable, you may face this error. First of all, check your internet speed. It is also possible that the ISP, the internet service provider that you’re using, or the government has blocked the IP address of the Microsoft Outlook app.

If you have an unstable internet connection, try contacting your internet service provider to see whether the internet is working okay. You can also check your mobile hotspot to see if the internet is working fine. If outlook works fine on mobile data, it means there is a problem with your internet, not the Outlook app. Contacting the ISP with the issue may also help. Moreover, restarting your router may also help in restoring the proper internet connection.

3. Reinstalling Microsoft OutlookReinstall Microsoft Outlook

Possibly, you could’ve made some error or mistake while downloading and installing the Microsoft Outlook app. This could also result in the [pii_email_c1646d6cd617ef1be6ab] error. In this case, trying uninstalling and reinstalling the Microsft Outlook to see if the problem is resolved.

If the installation process is disturbed or messed up, Outlook may give a faulty data file to the computer, resulting in this error. When you reinstall that Microsoft Outlook app, it will delete the faulty file and rid you of this error if it was caused because of this.

4. Replace the App

Sometimes this [pii_email_c1646d6cd617ef1be6ab] error can be because of outdated app. Is your Microsoft Outlook app outdated? If yes, this could be the issue leading to the error as this is also a basic reason people may experience this issue.

In this case, the issue can be resolved easily. You need to remove the older, outdated version of the app and install the newer version. Go to the official Outlook Website and download the newer version of the app.

5. Get a Compatible Version of the App on Your DeviceCompatibility of outlook

[pii_email_c1646d6cd617ef1be6ab] error can also result from your device’s incompatible version of Microsoft Outlook. You need to see whether the version of the app you’re running is the appropriate one for your device, if its compatible, and whether its up to date. To see whether the version is compatible on the device or not, follow these steps.

  • Open the Microsoft Outlook app on your device.
  • From the help menu, select Microsoft Office Outlook.
  • Here you can see the version of Outlook that has been installed in the section “about.”
  • Once you’ve seen the Outlook version, check the compatibility.

The Outlook version installed on your device should be compatible with your device’s version. If it isn’t, you will need to install the version that your device is compatible with.

6. Delete and Remove Any Multiple AccountsSingle account

More frequent, [pii_email_c1646d6cd617ef1be6ab] error can be a result of multiple of duplicate accounts. Therefore, to resolve the problem, your first instinct should be to try to remove or delete any multiple accounts. Surprisingly, this reason is so frequent that is comes in one of the diagnostic methods. Follow these steps to see if you have any duplicate accounts and delete them.

  • Open the “Control Panel” on the PC and then go to “Mail.” Click it to open.
  • A pop-up screen will open when you click the “Mail” option. From here, now click on “E-mail Accounts.”
  • Here you will see the Outlook accounts available on your device. Search in this area for any multiple or duplicate accounts.
  • If you see any duplicate or multiple accounts here, click this account and then click on “Remove.”

Since the [pii_email_c1646d6cd617ef1be6ab] error is often caused because of multiple accounts, you should delete all the extra ones and stick with only one account. If deleting multiple accounts doesn’t resolve this error, try other methods given here.

7. Contact the Microsoft Customer Supportoutlook Customer Support

Your last resort for resolving the [pii_email_c1646d6cd617ef1be6ab] error is to contact the customer support. If all the methods above fail, contact Microsoft customer support and ask them for help. They would be able to solve your issue. Their customer support is very supportive and will help you resolve the issue.


The above-listed methods are very useful in helping you resolve the [pii_email_c1646d6cd617ef1be6ab] error. Try by using one method rather than following each and every one. It’s possible that the first one may work for you perfectly and rids you of this annoying error. While you can not entirely avoid the occurrence of the [pii_email_c1646d6cd617ef1be6ab] error, you can reduce the chances of it occurring by 90 to 95%, and remove it if it occurs.

The solutions listed above are useful in solving the [pii_email_c1646d6cd617ef1be6ab] error almost instantly, reducing its chances of recurring. With several pii_errors that may occur, each has a different solution. While the solution is straightforward, it requires just a little effort on your part.

In some cases, the stated solutions may not help resolve the error because of some other main issue. If you’re unable to resolve [pii_email_c1646d6cd617ef1be6ab] error by the methods given above, the last resort would be contacting the Microsoft support team. They can guide you about fixing the issue. As it is known, the Microsoft support team is very helpful and will help you resolve the issue at hand.

If you face the [pii_email_c1646d6cd617ef1be6ab] error when using Microsft Outlook, try using the methods above. We hope they help you in fixing this error. And if it doesn’t work, contact the Microsoft support team for help.