1, restart fingerprint identification is not sensitive to this is not an Apple device problem is your problem, because each reboot is required to enter a digital password, the official explanation why to do so, the restart after the invalid fingerprint is required to unlock the password
2, fingerprint identification of the home key or finger is not clean, especially where the female friend Tu tu This, there are fingerprint card company's friends will find that female colleagues have to play several times before they can, this know what the reason it, hand wash clean try.
3, the position of the finger is not the author when using the iphone fingerprint identification, sometimes the position of the finger is not put accurately/put or with the previous fingerprint, finger placement of the difference is very large, it is found that this will affect the sensitivity of fingerprint identification to a certain extent, it is recommended to adjust the position of the finger can be resolved.
4, reset fingerprint identification settings, this may be recorded when not recorded well, so many times before you can react to come
5, the mobile phone itself has been slow, we can try to restore the phone to the factory set up, the phone does not need to remove the data to improve the speed of mobile phone equipment itself