How to use Face ID safely

Complete guide with multiple methods and troubleshooting for using Face ID safely.

7-10 min read
Expert Verified
Last Updated: August 2025

Quick Answer

Using Face ID safely involves understanding its setup, ensuring your device is secure, and knowing how to troubleshoot common issues. By following the right steps and best practices, you can maximize the security and functionality of Face ID.

Easy⏱ 7-10 min read

Prerequisites & Requirements

Before setting up and using Face ID, ensure you meet the following requirements:
  • •An iPhone or iPad with Face ID capability (iPhone X or later, iPad Pro 11-inch and 12.9-inch models).
  • •iOS version 11 or later installed on your device.
  • •Ensure your face is unobstructed (no masks or sunglasses) during setup.
  • •Access to your device's settings and permissions to enable Face ID.

Method 1: Setting Up Face ID

Setting up Face ID is the first step to using it safely. This method is essential for ensuring that your facial data is correctly captured and stored.
  • •Step 1: Open the 'Settings' app on your device.
  • •Step 2: Scroll down and tap on 'Face ID & Passcode'.
  • •Step 3: Enter your device passcode when prompted.
  • •Step 4: Tap 'Set Up Face ID' and follow the on-screen instructions to position your face within the frame.
  • •Step 5: Move your head in a circle to complete the scan. You will see a progress bar indicating completion.
  • •Step 6: Once setup is complete, tap 'Done' to finish.
  • •Step 7: To verify, lock your device and attempt to unlock it using Face ID.

For iOS 15 and later

iOS 15 introduced additional features for Face ID.
  • •Ensure you enable 'Face ID with a Mask' if you frequently wear masks.
  • •To do this, go to 'Settings' > 'Face ID & Passcode' and toggle 'Face ID with a Mask' on.

For iOS 14 and earlier

Older versions may not support mask recognition.
  • •Follow the same setup steps, but be aware that Face ID will not work with masks.

Method 2: Using Face ID for App Authentication

Face ID can be used for authenticating apps and purchases, enhancing security.
  • •Step 1: Open the app that supports Face ID (e.g., banking or shopping app).
  • •Step 2: When prompted, tap 'Use Face ID' to authenticate.
  • •Step 3: Position your face in front of the device camera.
  • •Step 4: Wait for the confirmation that your identity has been verified.
  • •Step 5: If successful, you will gain access to the app or complete the purchase.

Troubleshooting Common Issues

If Face ID is not working as expected, consider the following solutions:
  • •Error: 'Face ID Not Available' - Solution: Restart your device and ensure that your face is unobstructed.
  • •Issue: 'Face ID Failed' - Fix: Ensure your face is in the frame and try again. If the issue persists, reset Face ID in 'Settings' > 'Face ID & Passcode'.
  • •Problem: 'Face ID is Disabled' - Workaround: If Face ID is disabled, you may need to reset your device settings or update iOS.

Advanced Tips & Shortcuts

Enhance your Face ID experience with these tips:
  • •Keyboard shortcut: No specific keyboard shortcuts for Face ID, but ensure your device is updated for optimal performance.
  • •Hidden feature: Use 'Face ID for App Store' to enable Face ID for purchases in the App Store under 'Settings' > 'App Store'.
  • •Security tip: Regularly update your iOS to ensure the latest security patches are applied.

Common Mistakes to Avoid

Avoid these common pitfalls:

Expert Tips

To maximize the security and efficiency of Face ID, always keep your device updated and be aware of your environment.