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How to fix “Unable to verify the identity of the server” error in Apple Mail?

Do you want to fix the “Unable to verify the identity of the server” error in Apple Mail. If yes, then welcome! Here in this blog, we will be discussing how to fix this error in Apple Mail using some effective yet easy solutions.

Whether in the case of personal or any profession, emails are obviously an integral part. But, errors in email system can cause much frustration and delays to the users. Common errors include issues with sending and receiving emails, authentication problems or broken attachments. It can either stop your emails from being delivered, lose your data or even compromise the security of your communications.

A common and annoying problem that many users face is when they’re not able to send emails and received an error message due to unable to verify the identity of the server error. This can stop you in continuing to do your work through those important online resources. If so, this article will give you a complete walkthrough on how to fix this error in the most convenient ways.

Why Does “Unable to Verify the Identity of the Server” Error Occur?

There are several reasons you might see the “Unable to Verify the Identity of the Server” error in Apple Mail.

  • Broken SSL Certificate: If the SSL certificate of your mail server has expired or not configured correctly, it can make Apple Mail to consider as unsecured and unsafe connection.
  • Misconfigured Mail Settings: This error will occur if the mail settings are wrongly configured such as incoming or outgoing server information.
  • Outdated Apple Mail Version: If you are using outdated Apple mail app then it would not identifying the latest security certificates and hence verification issues.
  • Network Connectivity Issues: Weak internet is one of the most common reasons why you might find yourself struggling to connect your Apple Mail application with the mail server.
  • Firewall or Security Software Interference: A firewall or some security software on your computer can occasionally block certificate checks from occurring, and as a result an error like this is returned.

So, these are the some potential reasons due to which you are facing such type of error. Now, we will see the best possible solutions to solve this issue.

Top 6 Methods to Manually Fix “Unable to Verify the Identity of the Server”

Mail Server Settings: Check And Update

Check the incoming and outgoing mail server settings is correct. Make sure you have the correct server names, ports and security settings from your email service provider.

Update Apple Mail and macOS:

Verify you have the latest version of Apple Mail and macOS Nearly every update will have changes to security and improved mail server compatibility.

Revert SSL Certificate Changes

Remove any existing mail account and connect new SSL certificates to the email, this should allow apple Mail receive correct settings along with fetching right certificate.

Restart your device

Just Restart your Mac, iPhone or any device which apple mail is working on. It works sometimes by doing this and it helps to get back your emails working again. What if this does not work then proceed to the below methods.

Restart Apple Mail

In some cases, the unable to verify identity of server error appears because your Apple Mail application misbehaves. In this instance, you can step back and force a restart to take care of it.

Press Option + Command + Esc

You will see the Force Quit Menu with this command. Reopen whether that’s your mail application if that fixes the issue.

Remove & Re-add Your Account

First, you need to get rid of the email account in the application. Then, add it back. This might help fix the error you’re having. By doing this, you reset the identity certificates. This lets Apple Mail check that your account is legit.

Here’s how to remove & add the account again:

To Remove the Account:

  1. Open Apple Mail on your Mac.
  2. Click on Mail > Settings > Accounts.
  3. Find your account, then hit the Delete button and confirm.

To Add the Account Again:

  1. In your Apple Mail, go to Mail > Settings > Accounts.
  2. Now, click on the Add Account option & pick your email service provider from the list.
  3. Fill in the details and follow the steps they give you to finish adding your account.

Best Recommended Solution to Fix “Unable to verify the identity of the server” Error in Apple Mail

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Conclusion

By using the ways above, you can fix the issue saying “Unable to verify the identity of the server.” But if it still doesn’t work, moving your Apple Mail to Outlook might be the best thing to do. Apple Mail & Outlook store mailbox data differently, so it is recommended to use a tool like Yota Email Converter to convert MBOX files to PST files.