Until now, under-display fingerprint readers have come with the prerequisite of AMOLED displays. Chinese display maker BOE is set to break the wheel, though, as it has confirmed the production of LCD panels that support the under-display sensors.
https://www.notebookcheck.net/In-display-fingerprint-readers-are-set-to-hit-cheaper-phones-with-BOE-s-new-LCD-panels.426704.0.html