Having issues with Touch ID

Try the troubleshooting steps in If Touch ID isn't working on your iPhone or iPad - Apple Support

"Follow these steps. Try using Touch ID after each step: Make sure that you have the latest version of iOS. Make sure that your fingers and the Home button are clean and dry.* For the Home button, use a clean, lint-free cloth to wipe off any dirt or debris. Your finger should cover the Home button completely, touching the surrounding metal ring. While Touch ID is scanning, you shouldn't tap too quickly or move your finger around. If you're using a case or screen protector, make sure it doesn't"

If you can't unlock your Mac using Touch ID, click here for step-by-step instructions.

You can also change Touch ID & Password settings on Mac.

If Touch ID still doesn't work, get live expert assistance by contacting Customer Support by phone or chat:

• Chat now or call 1-800-APLCARE.
• International Support.

Click ▶︎ macOS User Guide. 📖