Nowadays, many flagship smartphones have fingerprint scanners, the difference is in the location of the sensor and its type.
What is important – it is a real instrument of protection restricting not only access to the device itself but also to individual applications. And many mobile users may need assistance if a fingerprint scanner is not working.
The main reasons why fingerprint doesn’t work:
In case if the fingerprint scanner is not working, there are several solutions to the problem.
Check the software of your smartphone, if the fingerprint scanner doesn’t work, it may need to be updated. You need to update your device in order to ensure the correct functioning of all the programs, so try to keep your software always updated.
If you have upgraded your software, and still the fingerprint doesn’t work on Android. Probably, the problem is caused by the bugs of the previous version or your device does not meet the requirements of the latest version. Then you have to go back to the old firmware version.
If you want to find out how to do it, read our article How do I restore Android firmware on my smartphone or download the previous version of the software from the official site of the manufacturer.
Try updating the fingerprints stored in the system, or you can add additional fingerprints when the basic ones will stop working. To get into the menu where you store your fingerprints, you must enter the password.
Reset the device to factory settings. Just remember that performing rollback, you should create a backup copy of all the valuable information (video and photos, messages, settings, accounts, and applications).
The reason why the fingerprint scanner doesn’t work could be dirt or water. Do not attempt to apply your wet fingers to the scanner. The sensor will not be able to recognize them. The same goes for dirt, dust or grease that may be on your hands. The solution to the problem, as you may have guessed, is very simple — wash and dry your hands.
Contact the service center and entrust the repair work to professionals. If you cannot independently determine why the fingerprint scanner on Android doesn’t work, contact the nearest service center, where specialists will install an appropriate detail, eliminate the cause quickly and at a minimal cost and with a minimal damage to your device.
We hope the tips given in this article will help you solve the problem in case of a failure in work of fingerprint sensor, and if you still have any questions – don’t hesitate to ask in the comments below.