FINGERPRINT SENSOR NOT RESPONDING

[kiwinini]

Good day!

Since yesterday, fingerpirnt sensor has been acting up.

Im using samsung m12,

Ive been restarting my phone 3 times already since this morning.

Is this a bug?

Showing that fingerpirnt sensor is not working

[Timmyrose]

Is your phone up to date? If restarting still doesnt work? You may need to bring it to the nearest Samsung Service center to check it further

[kiwinini]

It works after restarting but after sometime it's not working again, like now T^T

[kiwinini]

Alsoyes its up to date :(

[kiwinini]

Mygaaahhhhhhhddd #asksam bruh
Already 11:48 pm and fingerprint sensor still now working T^T

[SamsungRightCare]

Thank you, kiwinini, for letting us know your Samsung Galaxy M12 having issues with fingerprint sensor and not working.

Really understand what your situation right now, expecting your device security to work as is. Sorry for the inconvenienced it caused you. 

But don't worry; we're here to assist, offer quick fixes, and resolve your device's issues.

To troubleshoot and figure out what's causing your device's fingerprint sensor issues, follow these simple steps.

A) First, ensure that your device is up to date with the latest Software updates.

Settings > About Phone > Software Updates > Download and Install > Follow On-screen notifications.

B) Restarting your device.

Press and hold the Power key and the Volume down key simultaneously for more than 7 seconds to restart it.

C) Running the Diagnostic Tools under Samsung Members app.

1. Run Samsung Members and select Get help on the lower half of the screen.

2. Tap View Tests located under Diagnostics.

3. Diagnostics checks, Individually Tap the following.

     Touch Screen; Buttons

4. Your Galaxy phone will then run through the checks.

5. Follow the on-screen instructions to complete the check.

6. You can view your results after each check is complete.

D) Report error through Samsung Members app.

Step 1. Long press Samsung Members icon on Apps screen and Tap Error reports.

Step 2. Tap OK on agreement popup for sending system log data.

Step 3. Select Symptom category. Tap Sensor/Touch.

Step 4. Describe problem in detail and SEND.

https://www.samsung.com/ph/support/mobile-devices/how-to-submit-an-error-on-samsung-members/#:~:text.... 

E) Check and Add Fingerprint.

From Settings, tap Biometrics and security, and then tap Fingerprints. Enter your secure screen lock credentials. Tap Add fingerprint. Follow the on-screen prompts, and then tap Done. 

In order to have a successful fingerprint scanning, you must ensure the following.

• Keep your skin and the fingerprint scanner dry when attempting to unlock your device - the scanner can't read if moisture is detected.
• Your finger should cover the fingerprint scanner completely.
• Make sure no case or cover is restricting access to the scanner.
• Keep the fingerprint sensor free of dirt or debris. If the scanner gets dirty, wipe it gently with a soft dry cloth.
• Scanning each finger at multiple angles will increase the fingerprint scanner's accuracy.
• Try removing your registered fingerprint and re-scan.

https://www.samsung.com/ph/support/mobile-devices/how-to-setup-and-use-the-fingerprint-sensor-on-you... 

F) Clear Cache Partition.

Step 1. Turn-off your phone.
Step 2. Plug in the USB cable via PC or Type-C earphones (in case its USB-C to USB-C).
Step 3. Then press and hold Power and Volume up buttons.
Step 4. Release the power button. When the recovery screen shows up, release the volume up button.
Step 5. Navigate to and select Wipe cache partition (Volume up and down is for highlighting options and power is to select).
Step 6. Navigate to and select Yes.
Step 7. Press the power button to select Reboot system now.

G) For more assistance, you may contact us on our online Samsung support channels below.

https://samsung-livechat.sprinklr.com/seao/ph/index.html 

https://www.samsung.com/ph/support/contact/#onlinesupport  

H) Or contact our Samsung direct hotline numbers below.

#GALAXY or #425299 [Mobile Phones & Tablets]

Available 24/7

1-800-10-7267864 [All Product, Toll Free, PLDT]

1-800-8-7267864 [All Product, Toll Free, Globe]

842 22 111 [All Product, Landline]

Daily (8:00 AM to 8:00 PM)

I) If the problem persists, immediately bring your device to nearest Samsung Authorized Service Center.

https://www.samsung.com/ph/support/service-center/

Hope this content is helpful and your problem gets solved.

Make sure to click the ACCEPT AS SOLUTION button in your subsequent response, if we have satisfied your inquiry.

[Boss_G]

Hi. Same issue here, how's your S21 Fingerprint Sensor? Thanks.

[kiwinini]

Hello, im using m12 tho, but up until today fingerprint sensor still not working
, its frustrating already tried A,B,C and E and all are not working. I havent tried D, F and H from sam's suggestions but will try when i have time

[Boss_G]

I'm currently busy at the moment too, can't try the suggestions he gave yet.