How to fix Fingerprint Sensor/Scanner Not Working on Android

Here’s how to fix Samsung, Redmi, Vivo, Oppo fingerprint Sensor/Scanner not working.

A fingerprint scanner makes it easy to lock and unlock your phone, take selfies, authorize payments quickly. But when the fingerprint sensor is not working then it can be difficult for you?

Your Android phone’s fingerprint scanner or sensor sometimes stops working, which can happen due to various reasons. Here you will see how to fix the fingerprint sensor when it stops working?

How To Fix Fingerprint Sensor/Scanner Not Working on Phone

1. Clean Fingerprint Scanner

Dirt, moisturizers, oils at your fingertips, all these things can make your sensor dirty. first of all, you should check that the fingerprint sensor of your Android phone isn’t dirty?

If the fingerprint sensor is dirty, you should use a cotton cloth or cotton swab to gently clean the fingerprint scanner.

Fingerprint Sensor Not Working -cotton swab

2. Re-add your fingerprint

If you’re trying to fix your sensor, it’s always a good idea to remove your old fingerprint and add it again. When you buy a new phone, you add the fingerprint, but don’t update it as time goes on.

If you’re not sure how to do this, let’s take a look below.

  1. First of all, go to your phone”settings“.
  2. Tap on the “Password & Security” section.
  3. Tap on “Fingerprint Unlock“.
  4. First “Confirm your password” and tap “Next” to remove or add a fingerprint.
  5. Manage Fingerprint.
  6. Tap on “Remove Fingerprint” to remove the old fingerprint.
  7. Now tap on “OK“.
  8. You have successfully removed the old fingerprint.
  9. Now add your fingerprint again.
Password & Security fingerprint scanner not working
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Fingerprint sensor scanner not working fix-remove fingerprint
Fingerprint sensor scanner not working fix-remove fingerprint ok
re-add fingerprint

3. Restart Your Smartphone

You can fix the fingerprint sensor by “Restarting” your phone. Restarting your Android phone can fix some minor phone problems. Like slow phone, internet slow, Google Playstore download pending, or a faulty fingerprint sensor. The best and easiest fix for your mobile fingerprint sensor might be to restart your phone.

4. Update Phone Software

Even though we get annoyed with the constant “update required” notification on our smartphones, it clears up a lot of minor problems.

Not updating the system software can affect the fingerprint sensor of your phone. Because the fingerprint sensor is not working, this could also be caused by a software bug.

How to Update your phone?

  • Open your Phone”Settings“.
  • Tap on “About Phone“.
  • Tap “System update“.

Keeping your phone updated can sometimes be beneficial as well as problematic. Software bugs are quite common even on newer software versions and can be equally problematic.

5. Replace Your Fingerprint Sensor/Scanner

It could also be due to hardware or a broken fingerprint sensor. However, you can’t do much. Lastly, you can get your fingerprint sensor replaced by visiting your nearest mobile center.

It may even fix itself with time. It is common for fingerprint scanners to become less sensitive over time. The top enamel (layer) of the sensor wears out over time, which can affect the sensitivity to such an extent that it can no longer recognize your fingerprint. Cracks and other factors can also cause the fingerprint sensor to fail.

Be sure to let us know if the above fixes also fixed your fingerprint scanner problem. For more tech tips & tricks, How-to Guide, follow TechK on Facebook, Twitter, & Instagram.

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