How to Fix the PII_EMAIL_B79C1D8

If you’re getting the PII_EMAIL_B79C1D8 error when trying to send an email, there are a few things you can do to fix it. Follow these steps and you’ll be able to send emails again in no time.

How to Fix the PII_EMAIL_B79C1D8Checkout this video:


The PII_EMAIL_B79C1D8 is an error that’s associated with the Windows operating system. This error can be caused by a number of different things, but the most common cause is a corrupt or damaged registry. The registry is a database that contains all of the settings and options for your computer, and it’s where Windows stores all of the information about the programs that you have installed on your system. When this database becomes corrupt or damaged, it can cause all sorts of problems for your computer, including the PII_EMAIL_B79C1D8 error.

What is PII_EMAIL_B79C1D8?

PII_EMAIL_B79C1D8 is an error code that indicates that there is a problem with your email address. This can be caused by a number of things, but the most likely cause is that your email address is not valid or is no longer active.

How to Fix PII_EMAIL_B79C1D8

The PII_EMAIL_B79C1D8 error is a pretty common error code. It usually occurs when you’re trying to send an email and the email address you’re trying to use is invalid. There are a few different ways you can fix this error, which we’ll go over in this article.

Step 1: Check Your DNS Settings

DNS, or the Domain Name System, is a directory of all the websites on the internet and their corresponding IP addresses. ISP’s often provide their own DNS servers (like or for you to use, but these have been known to cause issues with PII_EMAIL_B79C1D8. We recommend that you use public DNS servers like Cloudflare ( or Google (

Step 2: Check Your Email Client’s Settings

PII_EMAIL is an error code that indicates that your email client has incorrectly configured and is sending your email in plain text instead of encrypted. This can happen if your email provider changed their encryption settings or if you recently updated your email client. To fix this, you’ll need to check your email client’s settings and make sure that it is set to use encryption.

Step 3: Check Your Email Server’s Settings

If you have your own email server, make sure that the “Allow less secure apps” (sometimes called “Allow unsecure apps”) setting is turned on.

If you use Google’s Gmail service, make sure that the Allow Less Secure Apps setting is turned ON. If you use Microsoft Outlook, make sure that Office 365 Modern Authentication is turned ON.


There are a few steps that you can take in order to fix the PII_EMAIL_B79C1D8 error. The first step is to make sure that your computer’s system BIOS is up-to-date. The second step is to check all of your drivers and update them if necessary. The third step is to use a registry cleaner program to scan through your system and fix any of the damaged or corrupted settings that are causing the PII_EMAIL_B79C1D8 error. Finally, you should reinstall any software programs that are causing the error. By following these steps, you should be able to fix the PII_EMAIL_B79C1D8 error and get your computer running smoothly again.

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