How to Fix Cannot Verify Server Identity Error on iPhone or iPad

When you use a mobile device like an iPhone or iPad, Apple can protect your privacy and keep you safe in a number of different ways. Verifying the legitimacy of the SSL certificate used by your mail server is one of the security processes that are being carried out. In the event that it returns unmatched or unreliable information, the “Cannot Verify Server Identity” error message will be triggered.

When all you want to do is access the iOS Mail app, it is extremely frustrating to discover that there is a problem. However, there is a possibility that there are factors that will cause the message to appear on your iOS phone or tablet and will not allow the process to continue. It’s possible that the issue is related to your mail server, or it could be related to your iOS mobile device.

Let’s put more of our attention on the problem that you’re having with your iPhone or iPad and how you can effectively troubleshoot and fix it so that you can access your email again.

How to Resolve Cannot Verify Server Identity Error on iOS Mail App for iPhone or iPad

Since the problem is with the Apple Mail app on your iOS device, you could try quitting the app first and then relaunching it to see if that fixes the issue. In most cases, you will be unable to access and use the app because of connection and system problems. It is possible that restarting the device will immediately fix the error that states it cannot verify the server identity.

If restarting the Mail app on your iPhone or iPad does not fix the problem, you can try one of the other solutions listed below.

Method #1 – Power Cycle your Devices

If restarting the app does not solve the problem, you should try restarting your iOS device, as well as your router and modem. You are able to deactivate them and then wait for at least one minute in order to reestablish the connection. After that, reestablish your connection to the internet and reopen the application you use for your email.

Method #2 – Reset your Network Settings

• Launch the Settings menu of your iOS device.
• Access General.
• Select Reset option.
• Tap Reset network settings.
• Enter your passcode.
• Confirm the reset.

Method #3 – Disable Outlook Notifications on iOS Device

• Open your Outlook Mail Client on iPhone or iPad iOS device.
• Tap the Gear icon.
• Navigate to Settings.
• Go to Mail or Calendar.
• Look for Notifications.
• Turn off notifications.
• You may also access your iPhone or iPad Settings.
• Go to Notifications.
• Look for Outlook.
• Disable notifications.

Method #4 – Delete and Add your Email Account Again

• Launch the Settings menu.
• Select Accounts & Passwords.
• Go to Accounts.
• Select the faulty email account.
• At the bottom, tap Delete Account.
• Confirm your action by tapping Delete from My iPhone.
• After removing the email account, you can add it again.
• Navigate to the main Settings menu.
• Open Accounts & Passwords.
• Tap Add Account.
• Choose your mail provider.
• Enter your email account and information.

Method #5 – Update your iOS Device

• Open the Settings menu of your iPhone or iPad.
• Select General.
• Tap Software Update.
• Select Download and Install.
• Tap Install.

Method #6 – Contact your Email Provider Support

If none of the solutions worked for you, contact the Customer Support of your email service provider.