I called Samsung support and they said this is a known issue but I haven't seen any other posts about fingerprint scanner not working at ALL for people...
Build number: R16NW.G960USQS2ARF4
Fingerprint scanner won't work at all so:
* Samsung health can use fingerprint for heart rate
* Can't add fingerprint as a security feature.
Anyone else having issue with the fingerprint scanner not working at all?
Solved! Go to Solution.
Have you tried booting your phone into safe mode to see if the problem still occurs?
To get into safe mode, just do the following:
Let me know how this works.
I am having a similar problem on my S8+, but with all biometrics. I restarted multiple times and have even done a factory reset. When I try the *#0*# diagnostic I get
for the fingerprint sensor. Which I'm assuming means that there isn't any software installed for it. When I try the iris scan in the diagnostic the phone reboots. Facial recognition give me a fail error every time I try it.