Similarly, if you're still logged in to a device with your Apple Account, you can go to Settings > [Your Name] > Sign-In & ...

Here’s what you need to know to get back into your account. Reset your Apple ID password on your iPhone or iPad If you have access to your iPhone or iPad, you can reset your Apple ID password ...

Touch ID is Apple's original attempt at biometric authentication still used today. It was first introduced in the iPhone 5S Home Button, then later implemented in iPads and the Mac Magic Keyboard.