Every security certificate has an expiry date. Incorrect date and time also cause the security certificate error Outlook.Otherwise, when you try to connect Outlook to that server, the error message will pop up on the screen and your Outlook cannot connect to Network. The email server should have a valid security certificate. The most prominent reason for the error is the invalid security certificate.Reasons For Outlook Security Certificate Error A message appears on the screen showing the Outlook error the server you are connected to is using a security certificate that cannot be verified. The security error in Outlook arises when you are trying to connect to an insecure email server. It also explains the main reasons for the issue because, before resolving any error, you must know its causes.
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Navigate to the Advanced tab and click More settings.Īfter that, reboot your computer and check whether the error that the server you are connected to is using a security certificate that cannot be verified is fixed.This article will guide you on how to fix Outlook Security Certificate Error.Then select Account settings again from the drop-down list.Go to File and in the Info tab, click Account settings.In order to fix the error that the server you are connected to is using a certificate that cannot be verified, you can choose to change Outlook SMTP port. If it does not work, try another solution. If it is not, change it and then try connecting again.Īfter that, re-open the Outlook and check whether the error that the server you are connected to is using a security certificate that cannot be verified is solved. Then click Issued to name and make sure that the name is the same as the name of the mail server.ģ. Once you received this outlook error message, you can choose to click View Certificate.Ģ. To fix the error that the server you are connected to is using a security certificate that cannot be verified, you can choose to check whether the certificate name is matched.ġ. In this part, we will show you how to solve the error that the server you are connected to is using a security certificate that cannot be verified. Read More 2 Ways – Outlook Security Certificate Cannot Be Verified Error So, in the following part, we will show you how to fix this error that the server you are connected to is using a server certificated. The server you are connected to is to using a certificate that cannot be verified error may be caused by the following reasons.Īfter knowing what may cause the error that the server you are connected to is using a security certificate that cannot be verified, do you know how to solve this error? So, what may cause the server you are connected to is using a security certificate that cannot be verified? The server you are connected to is using a security certificate issue may be caused by the network and connectivity problems due to the hostname name errors. When using the Microsoft Outlook, you may come across the error that the server you are connected to is using a security certificate that cannot be verified. What Causes the Outlook Security Certificate Cannot Be Verified Error? What causes the error that the server you are connected to is using a security certificate that cannot be verified? How to solve this issue that the server you are connected to is using a security certificate? This post from MiniTool shows you solutions.
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