How to Fix Cannot Verify Server Identity on iPhone – Comprehensive Guide (2025)

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By Daira klic

The “Cannot Verify Server Identity” error is a common issue faced by iPhone users. This error typically occurs due to incorrect date and time settings, outdated software, or SSL certificate issues. When your iPhone cannot verify the server’s identity, it prevents you from accessing your email, browsing the internet securely, and performing other essential tasks. This comprehensive guide will walk you through the steps to fix this error, ensuring a seamless experience with your iPhone. We will cover quick fixes, detailed solutions, and advanced troubleshooting methods.

Quick Fixes About Cannot Verify Server Identity on iPhone

Restart Your iPhone

Sometimes, a simple restart can resolve temporary glitches causing the “Cannot Verify Server Identity” error. To restart your iPhone, press and hold the power button and either volume button until the slider appears. Slide to power off, then press and hold the power button again to turn it back on. This process can refresh your device and clear any minor issues that may be causing the error.

Relaunch Mail and Safari

Closing and reopening the Mail and Safari apps can also help resolve this error. To do this, swipe up from the bottom of the screen (or double-click the home button on older models) to open the app switcher. Then, swipe up on the apps to close them. Reopen the Mail and Safari apps to see if the error persists.

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Update iOS

Keeping your iPhone’s software up to date is crucial for optimal performance and security. To ensure you are running the latest iOS version, go to Settings > General > Software Update. If an update is available, download and install it. Updating your iPhone can fix bugs and compatibility issues that might be causing the “Cannot Verify Server Identity” error.

Detailed Solutions About Server Identity on iPhone

Check Date and Time Settings

Incorrect date and time settings can cause server identity verification issues. To ensure accurate settings:

  • Go to Settings > General > Date & Time.
  • Toggle on “Set Automatically” to sync your iPhone’s date and time with your network provider.
Check Date and Time Settings of your iPhone

This step ensures that your iPhone’s clock is accurate, which is essential for verifying server certificates.

Clear Safari Website Data

Corrupted website data can interfere with server communication, leading to the “Cannot Verify Server Identity” error. To clear Safari’s data:

  • Go to Settings > Safari.
  • Scroll down and tap “Clear History and Website Data.”
  • Confirm by tapping “Clear History and Data.”
Clear Safari Website Data to fix Verify Server Identity on iPhone

Clearing Safari’s website data can remove any corrupted files that might be causing the error.

Remove and Re-add Account

If the error persists, removing and re-adding the affected email account may help:

  • Go to Settings > Mail > Accounts.
  • Select the account showing the error and tap “Delete Account.”
  • Re-add the account by going to Settings > Mail > Accounts > Add Account.
Remove and Re-add Account to fix Cannot Verify Server Identity on iPhone

This process can resolve any account-specific issues that might be causing the error.

Disable SSL for Calendar Subscriptions

SSL-related errors can be fixed by disabling SSL for calendar subscriptions:

  • Go to Settings > Accounts & Passwords > Subscribed Calendars.
  • Select the problematic subscription and toggle off “Use SSL.”

Disabling SSL for calendar subscriptions can help if the error is related to SSL certificate issues.

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Check Server Status

Sometimes, the issue lies with the email server itself. Verify if the server is down or experiencing issues. You can check the server status on websites like DownDetector. If the server is down, you may need to wait until it is back up and running.

Seeing the “Cannot Verify Server Identity” error on your iPhone can be frustrating, especially when you need to access important emails or browse securely. While this issue is often related to SSL certificates and network settings, other technical glitches can also affect your iPhone’s performance. If you’re experiencing slow charging, sound issues, or connectivity problems, these guides might help:

Advanced Troubleshooting

Reset Network Settings

If none of the above solutions work, resetting your network settings might help. This will erase saved Wi-Fi passwords and network settings, so proceed with caution:

  • Go to Settings > General > Reset.
  • Tap “Reset Network Settings” and confirm.
Reset Network Setting of Iphone

Resetting your network settings can resolve connectivity issues that might be causing the “Cannot Verify Server Identity” error.

Contact Apple Support

If the problem persists, reaching out to Apple Support can provide professional assistance. They can help diagnose and resolve underlying issues that might be causing the error. Contact Apple Support through the Apple Support app or by visiting their website.

Preventive Measures

To avoid encountering the “Cannot Verify Server Identity” error in the future, consider implementing the following preventive measures:

FAQs About Cannot Verify Server Identity on iPhone

What causes the “Cannot Verify Server Identity” error on iPhone?

This error is typically caused by incorrect date and time settings, outdated software, SSL certificate issues, or problems with the email server.

Can I fix the “Cannot Verify Server Identity” error without losing data?

Yes, most solutions, such as updating iOS, checking date and time settings, and clearing website data, do not result in data loss. However, resetting network settings will erase saved Wi-Fi passwords.

Is it safe to disable SSL for calendar subscriptions?

While disabling SSL can resolve the error, it is generally recommended to keep SSL enabled for security reasons. Only disable SSL if absolutely necessary and ensure that your data is protected.

How do I check if an email server is down?

You can check the status of an email server on websites like DownDetector or by visiting the email provider’s support page.

Will updating iOS fix the “Cannot Verify Server Identity” error?

Updating iOS can resolve bugs and compatibility issues that might be causing the error. Always ensure your device is running the latest software.

What should I do if none of the solutions work?

If none of the solutions resolve the error, contact Apple Support for professional assistance. They can help diagnose and fix underlying issues.

Can I prevent the “Cannot Verify Server Identity” error?

Yes, keeping your iPhone updated, using strong passwords, enabling two-factor authentication, and regularly clearing browser data can help prevent the error.

Is it necessary to restart my iPhone to fix the error?

Restarting your iPhone is a simple and effective way to resolve temporary glitches. It is recommended to try this step first.

Will removing and re-adding my email account delete my emails?

Removing and re-adding your email account will not delete emails stored on the server. However, emails stored locally on your device might be affected.

How do I contact Apple Support?

You can contact Apple Support through the Apple Support app, by visiting their website, or by calling their support hotline.

Conclusion

Fixing the “Cannot Verify Server Identity” error on your iPhone involves a combination of quick fixes, detailed solutions, and advanced troubleshooting methods. By following these steps, you can ensure a smooth and uninterrupted experience with your device. Remember to keep your iPhone updated, use strong passwords, enable two-factor authentication, and consider reaching out to Apple Support if needed. By taking these preventive measures and applying the solutions provided, you can minimize the chances of encountering this error in the future.

This comprehensive guide provides actionable solutions to fix the “Cannot Verify Server Identity” error on iPhones, ensuring users can resolve the issue efficiently and enjoy their device without interruptions. If you have any further questions or need additional assistance, feel free to reach out!

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