Outlook is the useful application of MS Office which you can use on any device like Window OS, Mac, Computer, Laptop and Android Phone. But sometimes user encounter issues in Outlook Application. So, in this blog you will read the solution of the Outlook Error Code 8.

Symptoms of Outlook Error Code 8:

The symptoms of the Outlook Error Code 8 are it crashes the active Window program, if error frequently displays on your computer screen, your computer system starts working slowly, and also when your Windows OS starts responding slowly to each command.

Reasons of Outlook Error Code 8:

The reasons of the Outlook Error Code 8 are if the connection to the server needs a certificate authority then you will get this error message, if you do not trust the Certification Authority at the root, if the certificate is invalid or revoked, and also if the certificate did not match with the name of the site.

Solution To Fix Outlook Error Code 8:

1: Check the Certificate:

For this, you should review the certificate. First, you should launch Internet Explorer on your computer system. Then, you should connect to the RPC server or you can also connect to any other secure server by typing https://www.server_name.com/rpc in the search bar and then press Enter key. After this, you will view a padlock icon in the lower right side of the browser. You just have to double click on it. Now, you should click on the Details tab. Here, you should check the specific information in these two fields:

Valid for:  Here, you will see the date till which your certificate will be valid.

Subject:  Here, you should make sure the entry in this field should match the name of the site.

Read Also – Easy Way to Fix Outlook Error Code 0x800ccc0f

2: Install Trusted Root Certificate:

To install this Certificate, you should go to the Certificate dialog box, and then click on Install Certificate. After this, you should click on the Next button to continue the procedure. Then, you should select the Place all certificate in the following store check box. Now, you should click on the Browse button. Here, you have to click on the Trusted Root Certification Authorities, and then just click on OK button. At this point, just click on the Next button for the continuation of the process. At last, you should click on Finish and OK button.

3: Remove 3rd Party Add-ins:

 To solve the issue, you should start the Outlook client in safe mode. After this, you should click on Start button and then click on Run option. Now, you should type outlook.exe /safe and tap on Enter key. If in case, the Outlook client starts in safe mode without any kind of problems, then this means the issue is related to the third-party add-ins which you use. It will be difficult to find the defected 3rd Party Add-ins. So, before you delete, you should try to disable them one by one. This process will take some time, but you can be able to find the bad add-in which you want to remove from the Outlook client.

The above steps will help you to solve Outlook Error Code 8. If you need more help, then you can contact to the Support team of MS Office anytime.