What is Touch ID on iPhone?

If you’re using an iPhone, you’ve probably heard of Touch ID. So what is Touch ID and how does it work? Let’s find out through the following article of lassho.edu.vn.

What is Touch ID?

Touch ID, also known as a fingerprint sensor, is equipped by Apple on the HOME button of its new iPhones and iPads. First on iPhone 5S to the following generations such as: iPhone 6, iPhone 6 Plus, iPhone SE, iPad air 2, iPad mini 3…

Recently Apple has launched a new security technology using faces, called FaceID on iPhone X, but the iPhone 8, iPhone 8 Plus duo launched at the same time still continue to use Touch ID.

Benefits of Touch ID

– Touch ID used to unlock the screen : instead of normally you need to enter a password, now you just need to touch the HOME button with your finger, if the correct fingerprint was previously installed, within a few seconds the device will automatically unlock screen. And if you do not correctly set the installed fingerprint, the device will not be able to open, more than 3 times the device will switch to the same password input mode.

– Touch ID is used to make purchases in the App Store without typing the Apple ID pass: Normally when I download the application from the Appstore to my device, I need to confirm the Apple ID password logged in to make purchases, now you just need to put your finger Touch the fingerprint sensor on the iPhone’s Home button to make a purchase.

How many fingerprints can Touch ID save?

Apple has not yet announced how many fingerprints an iPhone can store. However, CNET (a leading reputable website in the world about technology) says the fingerprint limit to save is 10 and the toe is not recommended.

The limitation of Touch ID is that when your hands are wet, sweat a lot or are scratched, you may not be able to open the device. So in the process of setting up fingerprint to unlock iPhone, you should add a backup password.

How to enable Touch ID on iPhone

First you go to Settings (Settings) —> Touch ID & Password (Touch ID & Passcode)

Then select Add a Fingerprint. You can customize using Touch ID to unlock your iPhone and download apps from the App Store.

Continue to lift and place your finger on the Home button repeatedly until the virtual fingerprint on the screen is filled with red.

The last step, you set a backup password to unlock the iPhone, used when your hands are sweaty, wet… can’t open with fingerprint.

How to remove Touch ID on iPhone

To delete Touch ID on iPhone: You also go to Settings (Settings) —> Touch ID & Passcode (Touch ID & Passcode) —> select the newly created fingerprint —> Select Remove fingerprint (Delete Fingerprint).

With the introduction of Touch ID, unlocking or downloading applications on iPhone becomes simpler and saves a lot of time. In the process of using, if you encounter any difficulties, do not hesitate to share with lassho.edu.vn!

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