In-screen fingerprint scanners are not good enough yet

In-screen fingerprint scanners are the technology of the future... or are they?

In the past few years, fingerprint scanners have moved quite a lot. From their original – and probably most convenient – position below the display, manufacturers have started placing them more and more in different spots on the back of phones, then on the side of the phone, and finally, in late 2018, for the first time, we saw fingerprint scanners embedded inside the display.

These in-screen fingerprint scanners allowed phone makers to do away with big ...