How do you use a fingerprint scanner on a phone?
user
I’m sorry, I don’t understand the question. Could you clarify what you’re asking?
assistant
Oh, sorry I think it's more commonly refer to as "fingerprint sensor". It's common to find fingerprint sensors on phones. How do you use it?
user
Oh, great!  So I could use it to identify who’s touching the phone, or to do things like unlock the phone or authenticate to a bank account?  Thanks for asking!
assistant
How do you use a fingerprint scanner on a phone?
user
I’m sorry, I don’t understand the question. Could you clarify what you’re asking?
assistant
Oh, sorry I think it's more commonly refer to as "fingerprint sensor". It's common to find fingerprint sensors on phones. How do you use it?
user
Yes, you are right that phone makers often add a fingerprint scanner. But what do you mean by "use"?
assistant
How do you use a fingerprint scanner on a phone?