Fingerprint sensor - Huawei P20 Pro Questions & Answers

Hello everyone
I have p20 Pro and I live in Syria
My fingerprint broke a year ago and that's not my problem
A week ago suddenly my phone didn't ring
It shows the notification that I have a call and when I try to answer I can't like someone is touching the screen and when I put my finger on the finger print.. Every thing goes back to normal
And here no one knew how to change the fingerprint sensor or just disconnecting it
I just want a method I can disable the sensor
I don't want it anymore and no one is doing it for me in my country
So please if there is anyway I can disconnect it using some commands or something
Thank you sooo much

I heated the fingerprint on the front side of the phone and took it off
I cut the wire connecting it to thedevice
And now everything went back to normal
Modern problems require modern solutions ???

Related

[Q] HD7 Touchscreen Issue

Folks,
I am new to touchscreen based smartphones and HD7 is my first. So please be soft on me.
Here is my problem when using the HD7. When i am on a call, if i keep the phone close to my ear/face the phone automatically ends the call due to my ear touching the screen/end call button. Is this how touchscreen supposed to work?
I thought there will be a proximity sensor to turn of touchscreen when keeping near the ear/face.
Please help if there is a easy way out of this.
The screen should turn off when it gets close to your face. Try making a call and hovering your hand near the earpiece to test. If the screen doesn't turn off the proximity sensor may be faulty. I would look into getting the phone replaced.
the sensors are in the upper left corner of the display, just past the HTC logo on the TmoUS model, about 3 or 4 cm from the arc in the glass
Thanks for the reply. I did check the sensor and it does work. For some odd reason (may be its just me new to touchscreen phones), i accidentally end up the call when my ear/face touches it. It might be due to the fact that i tend to keep the phone tiny bit away from my face/ear to avoid skin /hair grease and that causes the sensor to not work?
Anyway, i will play with it for couple of days and see how it goes.

[Q] How to change Proximity Sensor's settings on HD7?

I don't know what I did (maybe install something) but now my proximity sensor on my HD7 is out of whack. When I do a call it almost instantly goes to black even if it isn't next to my face or anything else. And it won't go back to the regular screen until after the call is over. (Yes I've tried pushign the button on the top of the phone). The phone has worked for months just fine, but a couple weeks ago I noticed this new behavior.
I've tried finding the right ## code to get to these settings but I can't find the one that works with the HD7.
I've tried calling T-Mobile support too, all they said is to hard reset my phone. Which I'd rather not do. Especially if it is a simple setting that can be adjusted.
Thanks
htc hd 7 proximity sensor problem
Hii, l have the same problem but l have not solve it yet.did you solve your problem? Can you help me about this topic.thanks...
I had it number of times in my case hardware issue.
To fix. Take battery out, clean the two sensors on top of screen left to htc logo. Clean properly with washing up liquid as water or finger did not work. Dry it up with phone off for about 1h and presto.
I always trigger the fault on hot day or rainy day.
http://forum.xda-developers.com/showthread.php?t=864311
sensor fix
I FIXED IT HERE watch it on the TUBE at /watch?v=XKk_4sXqqLA[/url] or youube look for proximity sensor fix by DAVERUKY

how to disable Htc sensation xl proximity sensor?

I have replaced the lcd/digitizer on my htc sensation xl and my proximity sensor has stopped working. Every time i make calls it goes to a black screen and sometimes the battery needs to be removed just to get it to turn back on. i was wondering if there was a way to disable the sensor through the software? or completely replace it?
anyone??
johnwehbe said:
I have replaced the lcd/digitizer on my htc sensation xl and my proximity sensor has stopped working. Every time i make calls it goes to a black screen and sometimes the battery needs to be removed just to get it to turn back on. i was wondering if there was a way to disable the sensor through the software? or completely replace it?
Click to expand...
Click to collapse
i don't have any idea about the proximity sensor ,but the same thing happened to me ,when i make a call my screen shuttdown and it comes black ,i tried diffrent roms but nothing changed so i decieded to sale the phone .
i posed a post about that and dont receive any proposition or help ,with you ,we are tree presons suffuring from this bug .
i didn't sale the phone yet but before that i will taste one last possibility who is to flash my phone with Ruu ,until that time i wish you a good luck and if i found something which fix it i will post it here .
i once had the issue with screen protector on, but once i took it off, it worked fine.
definitely gotta be the screen's problem, it has nothing to do with softwares.
maybe you can try this app to disable the prox sensor http://www.androidzoom.com/android_applications/tools/proximity-screen-off_pjwz_download.html
if the app works for u, rmb not to touch the screen when u are making a call.
woshikevin said:
i once had the issue with screen protector on, but once i took it off, it worked fine.
definitely gotta be the screen's problem, it has nothing to do with softwares.
maybe you can try this app to disable the prox sensor http://www.androidzoom.com/android_applications/tools/proximity-screen-off_pjwz_download.html
if the app works for u, rmb not to touch the screen when u are making a call.
Click to expand...
Click to collapse
ok ,i will try this app and i will see if the phone respond positively .
I have a HTC Sensation XL and have also found the same issue when replacing the screen, both the speaker and Proximity sensor stopped working. After looking around for a while i found the comments on this site from a guy that obviously has come across the issue often:
psytechrepairs.tumblr.com/page/6
It sounds like a common occurrence that they fail with a screen replacement. I've also found that the light sensor and proximity sensor seem to both be on the same removable replaceable board (some sell it as a light sensor & others sell as a proximity sensor but they are both together):
www parts4repair.com/htc-sensation-xl-sensor-light/
Hope this helps.
I know this is an old thread however I have found a solution which i would like to share.
When replacing the lcd the way to fix the proximity sensor is to cover BOTH parts of the proximity sensor with Scotch tape and color the Scotch tape with a black Sharpie felt-tip pen.
works 100%
Hi,
sorry for posting here after so much time, but I have a problem. I smashed my display and ordered myselve a new one. Once I have changed it, the phone looked like everything is working just fine. Than I noticed that my Google Play Store is crashing, and a few apps were on my phone that I have deleted months ago.
My phone is ROOTED!!!
I decided to flash it again, the problem with crashing Play Store was solved.
After I realized my phone is acting crazy,first when I call someone the display goes black, and I cannot hang up or something. It looks like the proximity sensor failure. And even worse, sometimes the phone acts just like someone was using it, it writes opens apps, just like when someone is using the phone.
Any ideas???

How to prevent accidental touch in pocket?

My K20 pro (CN) is taking photos and videos in pocket, changing music, trying to unlock phone, all on its own.
I have pocket mode enabled, double tap enabled and finger print unlock enabled. I have wake up for notification disabled.
Obviously the pocket mode isnt working properly because touch shouldn't work at all when its in pocket.
I checked my proximity sensor in engineering mode, its fine.
Any solution please? Its impossible to use it like this in outdoor.
I did some basic tests.
I turned the phone off, then covered top of the phone with my hand.
Double tap: wakes up the display but instantly turns it off. That split second of active time is enough to trigger other actions.
Finger print: Still works and unlock the phone perfectly.
So pocket mode is broken. When pocket mode is activated, touch should not work at all.
Works fine on the indian ROM. Chinese rom is junk IMO based on the 7 days I was forced to use it for.
Can you please test it and confirm on indian rom?
Angelina7 said:
Can you please test it and confirm on indian rom?
Click to expand...
Click to collapse
I've used Indian ROM since realise and never had any issues that you face whilst being in my pocket or bag
Update: for anyone else experiencing same issue.
If you directly put your hand on top of the earpiece area, touch doesnt work, as it shouldnt.
If you keep your hand even just little from the earpiece area, touch works again.
I put my phone in my pocket with upside up and downside down, so I can connect my earphone jack on top. If you use earphone outdoor you would probably do the same (unless u have an external dac/amp/bluetooth).
The thing is, my pocket isnt too deep and my guess is the earpiece area get some gaps.
It should be fixed, but I doubt if it will be.

Fingerprint sensor bug(?)

So i recently got my screen on my p10 lite repaired, first thing i notice is that everytime phone is off for 5 mins, the fingerprint sensor doesnt work but when i open it using the pattern it works. Any clues on what's the problem?
yep that's strange
I had a similiar expirience with my P10, but without repairing it.
One day, I could only unlock it with my thumb, the other four fingers didn't work anymore.
Maybe it was my new (very salty) body lotion, dry fingers or some static charge on the phone? I rebooted the device after some hours and it worked fine again..
Delete the finger ids and register them back

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