“Cannot Verify Server Identity” On Apple iPhone’s Mail App: Here is How to Fix ( Updated )

Are you unable to send or receive emails on your iPad due to the Mail app displaying a “Cannot Verify server identity” error? The Mail app can’t communicate securely with the email provider’s server. If the email provider’s certificate is expired or untrusted, you’ll get the error.

Other factors such as software bugs, poor network connection, server downtime, and temporary system glitches can also cause the Mail app to display this error. We will show you some solutions that fixed the error for users who experienced it. Other effective solutions that we discovered from personal experimentation will be listed as well.

The error message only pops up when you access mail through the internet, according to some users in the Apple Discussion thread. Surprisingly, the problem was solved by changing to cellular or mobile data. If you keep getting the “Cannot verify server identity” error on a wi-fi connection, switch to cellular data and reopen the Mail app.

What does it mean when an iPhone says Cannot Verify Server?


It is always a good idea to know what the issue is all about before treatment. With that in mind, let’s discuss what it means when the phone company says it can’t verify identity. The error is a result of a discrepancy between the email server and your server settings on the iPhone. An apple device retrieves the email server certificate and then securely connects to that server. It is important to make sure, that the email service you are using is secure and privacy-centred. If the email server’s email address does not match with the domain name of the certificate, the phone won’t recognize it as a valid certificate. The phone won’t connect to the email service provider’s server and will display the Cannot Verify server identity popup message instead.

What the “Cannot Verify Server Identity” Error Is (And Why It Exists)

The error will be persistent and will appear almost randomly. It’s possible that you won’t be able to access your emails. Behind-the-scenes verification between your Apple device and the email server appears to be the reason for this. The device can’t verify the identity of the server, so for security reasons, it won’t serve you the information you need. The reason for this is that communication has broken down between your device and server. You can find that credentials have been changed in error, but there are bugs on both the device-side software and server-side, and there could be other security-based issues. There are some fixes you can carry out to get things back up and running.

What is the “Cannot Verify Server Identity” error message?

When one of the devices tries to connect to a mail server in a secure way, it will fetch the server’s “SSL certificate” and check if it is reliable. It will mark the certificate as unreliable if it finds the certificate terminated, not matching the domain name, or not signed by the company. At that time, the secure connection will fail, and the error is “Cannot verify server identity”. The common scenario when we can see this error is:

  • A mail server’s certificate is modified.
  • A new account is being set up on my iPhone.
    The error can be triggered during the usage of an email server. It pops
    up with a lot of common email addresses. It’s also a thing.

“Cannot verify server identity iOS” error message – Root causes

If you want to connect to an email server in a secure way, your phone can attempt to fetch the server’s certificate, then check if it’s reliable. It will be marked as unreliable if it finds that the certificate doesn’t match the name, expired, or isn’t signed to the corporate. The error that pops up when you try to verify your server identity is called the “cannot verify server identity iPad” error. Once a replacement email account is configured on one of your devices or after changing the email server certificate, this error usually happens. When you migrate into a new email account, there will be a similar issue. The email server settings are most likely to be the reason for the error. Make sure that the date and time data on your phone is correct. Set the time and date to automatic. If everything is okay with the time and date, then you will look at these solutions.

Fix 1 – “Cannot verify server identity apple” error message:

Restart your iPhone

If you receive an alert that your phone cannot verify server identity, the first thing you should do is restart your phone. A small software glitch can occasionally be fixed with this simple step. You can restart your phone by pressing and holding the power button until you see a slide to power off near the display.

To turn off your phone, use your finger to jiggle the red power icon from the left to the right. Wait around a minute, then press and hold the power button again to turn it on again. Once the Apple logo appears at the centre of the display on your phone, you can release the button.

Quit and restart the Mail app.

This could happen with other random errors in the Mail app. Errors like these are usually corrected by restarting the app. If you have recently opened the Mail app on your phone, you should quit it first so that you can restart it. quitting background apps is carried out using these steps if you use earlier iPhones with a physical home button.

  • To get started, go to the home screen.
  • Then move up from the bottom of the screen and then pause in the
  • Left or right will find Messages app. Go to the Messages app card and
    Preview to close it.
  • This is how you clear out background apps if you use an earlier model of
    the phone.
  • Pressing the Home button will show you your most recently used apps.
  • You can navigate through app previews by moving your left or right
  • To close the app, move your finger up on its preview.
    Try launching Mail again and see if the error is gone after ending all background apps. You have to move on to the next possible solution if it happens again.

Remove your email account then add it back.

Many people who have encountered the same error when using Mail on their mobile device is able to find a solution by removing the email account and adding it back. If you would like to try it, then here is how it is done.

  • From the Home screen, tap the settings.
  • Accounts and Passwords can be tapped.
  • The Accounts section is where you should go.
  • To get rid of the email account, tap to select it.
  • The Delete Account button is at the bottom of the screen.
  • If you want to remove the email account from your phone, you have to
    do it via my phone.
  • The email will be removed once selected.
  • Go back to the settings menu after you have deleted the email account.
  • You can add an account with the option.
  • Send email with your email service provider. All the required information
    is entered.
    You must follow the onscreen instructions to complete the email setup process. If you have set up multiple email accounts on your phone, you should remove and recreate them. Move on to the next fix if the error ” cannot verify server identity” still shows up.

Update iOS and carrier settings.

The ” cannot verify server identity” error may be fixed by updating. Sometimes implants fix patches to deal with problems that are attributed to system bugs. If there is no downside to the net association, then you will be able to check for and update your phone. Make sure that you’re the device has enough space and battery to finish the process.

Update menu.

There will be an update notification if a new version is available. When you are ready to download and install the update, read and review the update information, and follow the instructions on the screen. Also installing carrier updates can be considered a quick fix if the error is related to network problems.

To check for carrier settings update, navigate to Settings->
General-> About menu then scroll to Carrier section.

You must follow the onscreen instructions to download and install the update. Wait for your phone to finish updating and then apply the recent system changes when you restart it.

Reset network settings.

This reset restores the default network choices and values after it clears out your recent network settings. If the error is caused by incorrect or invalid network settings, activity this reset can be used to solve it.
Here is how it is done:

  • From the Home screen, tap on settings.
  • There’s a Tap General. To reset, scroll down and tap on it.
  • You can choose to reset the network settings.
  • If prompted, enter a password.
  • To reset network settings on your phone, you need to tap the option.
  • The phone reboots automatically when the reset is finished. By then you can start setting up your Wi-Fi network to reconnect to the Internet and use online services. Once your device is connected, open the Mail app and see if the error is gone.

Factory reset/master reset.

In this case, your last resource would be a factory reset or master reset on your device. The fatal system errors that might have caused conflicts to your email server settings and triggered the stubborn “cannot verify server identity” error will be erased. If you want to proceed, you should backup all your important data to iCloud or iTunes so you can recover them later. Once you are all set, follow these steps to factory reset your phone.

  • From the home screen, tap on the settings.
  • There is a tap general.
  • You can reset it by scrolling down and tapping on it.
  • The option to Erase all content is available.
  • If you are prompted, enter your password.
  • You can confirm a full system reset if you tap the option.

Cannot verify server identity on iPhone – How to fix it?

After you reset your device, you will need to set it up the same way you did when you first used it. If you use the start-up wizard, you can set up your phone as new. When setting up your email account, it’s a good idea to input the correct email account credentials. After everything is set up and your device is online, you can check to see if the error is gone by
launching the Mail app.

Still getting the “cannot verify server identity” error on your iPhone?

It is possible that the email service provider has a problem with it. The email server is currently under maintenance and may be having some technical difficulties. You can contact your service provider if you need to verify the current status of the email server. If you want to check and reconfigure the SMTP settings on your device, you can ask your service provider.

If you report the problem to Apple Support, they can make further assessments to determine if the problem is with the Apple server or not.

Connect with us

We want to help our readers fix their phones as well as teach them how to use their devices properly. If you have other issues, you can visit our troubleshooting page so that you can check out the articles we have already published that contain solutions to common problems. To demonstrate how things are done on your phone, we create videos.

Adding the email account

  • Click on the settings to open it.
  • You can add an account by going to accounts & passwords.
  • If you want to add an email, choose the email service provider.
  • The required details can be entered like email address, passwords, etc.
  • The email account must be added again.

How to Fix “Cannot Verify Server Identity” Errors for Apple Devices

It is worth pointing out that the error could be caused by your email server being down. We would encourage you to look at this aspect first before getting your hands dirty. We are assuming you have already tried this, so a quick reboot or cache clearance may be able to solve the issue. If you want to get rid of the email account from your device, you should set it up again. Most of the time, these are not permanent solutions. There are two common reasons for the error.

  • From the Home screen, tap on settings.
  • There’s a Tap General.
  • To reset, scroll down and tap on it.
  • You can choose to reset the network settings.
  • If prompted, enter a password.

Frequently Asked Questions: –

What does it mean when it says cannot verify Server Identity?

Ans-The identity of email.domain.com cannot be verified. The error happens on the devices. The issue is likely related to the server settings in your phone, iPad, and other devices not matching.

Why does the iPhone keep saying it cannot verify identity for email?

Ans-When your phone tells you that the mail server’s certificate is fake, it’s telling you that you cannot verify server identity. This error occurs because of the strict verification of your mail server certificates.

How do you fix a failed verification? There was an error connecting to the Apple ID server?

Ans-Go to settings and then iCloud. You can click on the option. Click on the Generate Verification Code if you need it. You can fix the error with this verification code.

How do I wipe my iPhone to connect to the Apple ID server?

Ans-Go to Settings > Tap General > Tap Reset > Tap Reset Network Settings.

It’s a good idea to connect your phone to the wi-fi network when it’s done.

Can’t turn off Find My iPhone verification failed?

Ans-If you can’t turn off Find My iPhone on the device, you have to remove it from Find My iPhone on iCloud.com. If you don’t have an iPad, you can remove it by first wiping it out.


In this article, we reviewed various solutions in order to help you fix the “Cannot verify server identity on iPhone” error message. It is possible that the error can still persist because of a problem with your email service supplier. As an example, the e-mail server is also having some technical difficulties and it’s presently underneath maintenance.

During this case, you’ll need to contact your service supplier to verify the status of the e-mail server. This will allow you to configure your incoming and outgoing servers. You can use the following procedure to check and reconfigure the SMTP settings or incoming and outgoing servers on your device.