There are two fingerprint scanners on the phone — One on the rear while one is an under screen fingerprint scanner on the front. (droidholic.com)
I bounce around phones with fingerprint scanners on the front and on the back, but having the scanner included in the space bar where I naturally rest my thumb when using the KEYone means I am able to unlock and start using the KEYone faster than with any other phone I have used in the past couple years with fingerprint scanners. (zdnet.com)
Edgeless fingerprint scanners on the front of the Huawei P20 and the Huawei P20 Pro will also make logging in easier, together with a rear fingerprint scanner and face unlock using the phones» cameras. (techrepublic.com)