# Fingerprint Settings（Pro only) Use the Keystone Pro’s fingerprint function in public places like cafes or airports. Doing so can prevent the password from being captured by cameras or onlookers. ## **I. Fingerprint Permissions** \- Unlock device (optional) \- Enter Passphrase Wallet (optional) \- Sign transactions (optional) ## **II. Adding Fingerprints** 1\. Tap the \[Menu] icon on the top left of the main page >\[Settings] > \[Fingerprint Settings].
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2\. Input your password to enter the fingerprint settings page.
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3\. Tap \[Start Registration]. If a fingerprint has already been added, tap \[+Add Fingerprint]. Place your finger on the fingerprint sensing area and remove it when you feel a vibration. Repeat until the enrollment process is fully complete.
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4\. Tap \[Edit Name] to modify the fingerprint name for easy management or tap \[Done] to proceed with the default fingerprint name.
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## **III. Deleting Fingerprints** 1\. Go to the fingerprint settings page, and select the fingerprint you want to delete. 2\. Tap \[Delete Fingerprint] >\[Confirm].
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## **IV. Set Fingerprint Permissions** 1\. Go to the fingerprint settings page. 2\. Toggle \[Unlock Device]. 3\. Toggle \[Enter Passphrase Wallet]. 4\. Toggle \[Sign Transactions].
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