One of the most important characteristics a phone should have is a fingerprint sensor. In default android, a few locking options are available: Slide to lock, Face lock, Fingerprint lock, Pattern, PIN, and Password lock.
Xiaomi Mi A2 Fingerprint
The fingerprint lock is quite popular and the easiest way among all the locking options. There is a fingerprint reader available in the Xiaomi Mi A2 phone.
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