What is Touch ID?
Touch ID is a fingerprint recognition feature that allows you to use biometrics (fingerprint) to access your account as opposed to entering a user ID and password. Touch ID is available on the Langley App for Apple users with iPhone 5 or newer with iOS 8.0 or higher. The Langley App uses the Touch ID settings of the iPhone. In the Langley App, you will see Touch ID referred to as "Fingerprint Enrollment and Fingerprint Device Management" in your User Settings.
How to enroll in Touch ID?
You will be required to register your iPhone and enroll in Fingerprint Authentication. Here are the steps to register and enroll.
What if the Touch ID prompt does not appear?
There are several reasons the Touch ID prompt may not appear.
How do I unenroll from Touch ID?