Run your Android emulator and go to Settings->Security &
location->Fingerprint. If you have set up your PIN, enter it on your
emulator. If you haven't set up your PIN, Android emulator will prompt
you to add it at this point.
An inline frame (iframe) is a HTML element that loads another HTML page
within the document. It essentially puts another webpage within the
parent page. They are commonly used for advertisements, embedded videos,
web analytics and interactive content...