Redmi, a Xiaomi spin-off phone brand, says it has made in-display fingerprint sensors that work with LCD screens. Previously, only OLED screens supported them.

In-display fingerprint sensor breakthrough coming to budget phones Mass production of LCD displays with in-display fingerprint sensors will begin later this year. By Williams Pelegrin • June 28 ...

Now, Redmi is showing off a new under-display fingerprint sensor that works through an LCD panel. So far, under-display fingerprint sensors have only been possible on OLED displays.