Original topic:

Finger print sensor not working

(Topic created on: 06-15-2023 08:35 PM)
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koushik995
Active Level 1
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Galaxy S
Recently I have replaced the screen on my samsung galaxy s20 fe 5g from an authorised service centre in kolkata but finger print sensor stopped working it is not registering any finger print any more. I went back to the service centre with the issue they are sying that they can not do any thing about it except for replacing the finger print sensor. My finger print was working fine beore screen replacement, even their diagnostic test are showing that there is nothing wrong with my finger print sensor
9 Comments
Galaxy S
Problem might be calibration screen replacement or if u r using screen protector try without it if it work or not ask them to fix the calibration of finger sensor this might help
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koushik995
Active Level 1
Galaxy S
There was no screen guard installed while calibration even service engineer tried to calibrate it several time but failed
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Galaxy S
Compatibility issues ask them to change the screen maybe that work there is lot of senerios in which fingersensor not work may be during installation he might made a mistake
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VikasMeena7
Active Level 5
Galaxy S
do one thing try to register finger print in front of direct sunlight throw on front screen may be this can be work same thing happen with i also replace como and fingerprint sensor not registering my print so someone tell me this method after lot of try it works and 2 nd method is reset phone that clear hidden cache files and logs
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Galaxy S
My divce manufacturing company peralom
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Galaxy S
Rajesh chourasiya chourasiyarajesh1974@gmail.com Screenshot_20230520_142420_Camera.jpg
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swapan1997
Active Level 9
Galaxy S
It's totally service center fault..
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cs_member10
Moderator
Moderator
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Galaxy S

Dear Samsung Customer,

Greetings from Samsung Customer Support!

We acknowledge your query and apologize for the inconvenience caused to you and will surely assist you regarding the same and please follow the easy troubleshooting steps which might help to solve the issue.

When you scan your fingerprints on the device, be aware of the following conditions that may affect the feature’s performance:

• The fingerprint recognition sensor recognizes fingerprints. Ensure that the fingerprint recognition sensor is not scratched or damaged by metal objects, such as coins, keys, and necklaces.

• The screen protector supplied with the device may cause the fingerprint recognition sensor to malfunction. Remove the screen protector to improve fingerprint sensitivity.

• Ensure that the fingerprint recognition area and your fingers are clean and dry.

• The device may not recognize fingerprints that are affected by wrinkles or scars.

• The device may not recognize fingerprints from small or thin fingers.

• If you bend your finger or use a fingertip, the device may not recognize your fingerprints. Make sure to cover the entire fingerprint recognition sensor with your finger.

• To improve recognition performance, register fingerprints of the hand used most often to perform tasks on the device.

• In dry environments, static electricity can build up in the device. Avoid using this feature in dry environments or before using the feature, discharge static electricity by touching a metal object.
Note: You should make sure to use the highest central parts of fingerprint or the most curved part of fingerprint when you register or scan fingerprint

In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application > Support> Tap on error report > Type your query > Send).

Thank you for writing to us.
Warm Regards,
Samsung Customer Support.

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koushik995
Active Level 1
Galaxy S
Do you guys even update yourself with latest knowledge about technology and softwares?....the finger print scanner issue is being faced by every individual who has replaced their screen with original samsung screen this issue is being caused after a certain security patch update as the phone which are running android 9 doing just fine with a replaced screen but it is something to do with higher android version combined with some advanced secuity patch from samsung that is preventing these devices like s20 fe to use fingerprint scanner even with a original replaced screen. Please try to convey the problem to SAMSUNG OEM so that they can come up with some solution for their valued customers.


What ever you mentioned have been already been tried and tested by service engineer at samsung authorised service centre...so stop spilling gibberish and come up with some real solution
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