Fingerprint sensor problem - Huawei MediaPad M5 Questions & Answers

My MediaPad M5 (SHT-W09) has worked up well until yesterday. Now the fingerprint sensor is not working. I have rebooted, turned off & restarted it. I think the sensor MAy have worked again for a very short way but it is definitely does not work now.
The sensor does not work at logon, does not work for my banking apps and is not seen by other apps.Some apps say that there is no fingerprint sensor.
Has an app or something captured the sensor? If so how do I determine what is "hogging" the sensor?
Or is the sensor no longer working? Is so, is there any way to fix it?
Chris

Has anyone had the fingerprint sensor fail?
Chris

I also have the exact same problem.
It began a couple of months ago. The fingerprint sensor would show up for a couple of minutes after a reboot, but now it has disappeared permanently. Even the settings app won't show it after a restart.
Have you found a solution or some insights that could help us debug this?

I tried clearing the cache and sometimes it works for a while then the problem would reoccur. I did a reset to factory and this fixed the problem for a while.
I did cut back the number of apps.
Now it works perfectly and I don't know what caused the issue! It may have been a stray app.
Sorry about not giving a definite answer.
Chris

I have the mediapad m5 lite and I am having the same problem. It was complaining that the fingerprint hardware wasn't working and I restarted and now it is unaware it exists, even in settings. What was the cache you cleared? Did you have any luck further discovering what the cause is?

The fingerprint sensor works well now.
As I said previously, it must have been an app but I have no idea what
Sorry
Stay safe

Related

Sensors not present

Hi all,
This is my first thread... I've looked every forum, every existing thread looking for an explanation / solution, with no luck at all... I hope somebody has experienced this with its prime and found a solution, because I'm thinking in RMA it...
The thing is that my sensors stopped working! No accelerometer, no magnetometer. The screen rotates itself to portrait mode when an app asks for it, but it stays that way when exiting the app. I have to go to Settings -> Display to uncheck and check Autorotation to go back to landscape mode. This is annoying! I installed an app called Elixir 2 and in the sensors page only the microphone is listed as present. Every other sensor is displayed as not present.
I noticed it two weeks ago, but I wanted to look for a solution instead of getting it replaced. I think it came with a .15 and it was updated to .21 in the first connection to Internet. I waited for the .28 to be released just in case it fixed the problem, but it did nothing, still has the problem.
By the way, I tried a cold boot and a factory reset... still nothing.
If I can have any word from anyone I will be pleased!
Thank you!
PS: forgive my english, I'm from Spain
Get the app called elixir2. its free. Kirk show u detailed info on everything, including sensors. itll show real time info on them. allows u to cut them off n on or reset them. it might help.
demandarin said:
Get the app called elixir2. its free. Kirk show u detailed info on everything, including sensors. itll show real time info on them. allows u to cut them off n on or reset them. it might help.
Click to expand...
Click to collapse
Well, that's exactly what I did! I said it before It just shows an X beside every sensor and under them it says something like "not present" (I don't have the Prime here right now). In that sensors page the only one that is shown as working is the microphone.
Any idea?
Thank you anyway!
demandarin said:
Get the app called elixir2. its free. Kirk show u detailed info on everything, including sensors. itll show real time info on them. allows u to cut them off n on or reset them. it might help.
Click to expand...
Click to collapse
Here's a snapshot of the Elixir2 sensors' page.
Hi, I cannot suggest anything new to try.
Today I noticed some of my sensors were not working, tried playing Riptide and found I could not turn. Also tried a level app and found that the orientation was not being detected. My problem was fixed by powering off then turning on again. I did not try elixir2 before the power off, therefore could not say if my prime was in a similar state.
Good luck in getting your prime going again.
Cheers stv
Sent from my Transformer Prime TF201 using XDA
stvlgm said:
Hi, I cannot suggest anything new to try.
Today I noticed some of my sensors were not working, tried playing Riptide and found I could not turn. Also tried a level app and found that the orientation was not being detected. My problem was fixed by powering off then turning on again. I did not try elixir2 before the power off, therefore could not say if my prime was in a similar state.
Good luck in getting your prime going again.
Cheers stv
Sent from my Transformer Prime TF201 using XDA
Click to expand...
Click to collapse
Well, at least someone experienced the same... even with a reset I can't make it work. Is there any "ultra-reset" I can do?
Before .28 I get the same issue.
Sensor can restart after a reboot or a cold start, but after I plug on the dock or after a deep sleep,the sensor stop.
Sometime, after a restart the sensor was not recognized. I use elixir also to check.
Now with .28, the sensor work well.
DesmoRFR said:
Before .28 I get the same issue.
Sensor can restart after a reboot or a cold start, but after I plug on the dock or after a deep sleep,the sensor stop.
Sometime, after a restart the sensor was not recognized. I use elixir also to check.
Now with .28, the sensor work well.
Click to expand...
Click to collapse
Did you update to .28 over wifi or using a microSD?
Thank you!
Update done through Microsd.
I have tweaked buil.prop on .21 and result Fota didn't work.
Think also to make a cold reboot and clear cache of all application (can be done with elixir).
demandarin said:
Get the app called elixir2. its free. Kirk show u detailed info on everything, including sensors. itll show real time info on them. allows u to cut them off n on or reset them. it might help.
Click to expand...
Click to collapse
demandrin - off topic, do you know where I may be able to get the circiut board that has the microsd slot and the touch screen sensor connectors. I accidentally damaged the connectors and now I can only use the tablet with the keyboard dock as a mini laptop. I emailed Asus but they would not sell me the part. I wonder if Gary would be nice enough to sell me the part.
Is HP the only company that sells parts to customers (I love HP for that reason LOL!!)
DesmoRFR said:
Before .28 I get the same issue.
Sensor can restart after a reboot or a cold start, but after I plug on the dock or after a deep sleep,the sensor stop.
Sometime, after a restart the sensor was not recognized. I use elixir also to check.
Now with .28, the sensor work well.
Click to expand...
Click to collapse
An update with my problem: I finally installed the .28 through SD card, having wiped all the data first, and the result is the same: no sensors are present. No autorotation, no compass, no auto-brightness. Elixir shows only the microphone as one of the sensors, everything else is shown as "not available" (as shown on my previous snapshot).
Any help?
Thank you!
sunne2k said:
An update with my problem: I finally installed the .28 through SD card, having wiped all the data first, and the result is the same: no sensors are present. No autorotation, no compass, no auto-brightness. Elixir shows only the microphone as one of the sensors, everything else is shown as "not available" (as shown on my previous snapshot).
Any help?
Thank you!
Click to expand...
Click to collapse
And yesterday, with no reason at all, ALL of my sensors (accels, gyro, magnet field, etc.) started working again. I just powered the tablet on and voilĂ , everything was perfect! Elixir showed all the sensors up and running!
I think this post can be closed now... I hope it doesn't happen again!

My screen turns off during call, and can't turn it on during call

I have this issue with my S3, that is infuriating! Whenever I get a call and answer it, my screen turns off after a short while and during the call I can't turn it back on. The power and home buttons do nothing, and the proximity sensor isn't working either, so I can't turn off a call.
Anyone know how I can fix this? I have Lollipop, CyanogenMod 12.1 custom ROM installed.
Thank you for your time.
This bug partially exists in stock roms too. It's just magnified in custom roms.
You should be able to set it to keep the screen on during calls. It's the only way i know of.
I fixed this problem by opening up the phone, unplugging the proximity sensor, and throwing it in the bin. (the trash to you Americans)
Screen stays on during calls now, but I've not had problems with accidentally ending calls with my face, so I'm happy.
You also lose your front camera because it's part of the same tiny PCB. But I've never used the front camera on a phone in my life. So my solution is perfect for me, but maybe not for you.
The other option is a software fix. There's an app, or a method that you can do yourself to disable the proximity sensor, but I had problems with it, so did it my way.
Edit: I forgot to mention that the reason my proximity sensor wasn't working was because whoever had this phone before me did a screen repair and had half severed the ribbon cable for the proximity sensor by accident. Not just because of the bug that sometimes exists.
Sent from my GT-I9300 using Tapatalk
Proximity sensor problem. Manually calibrating it solved the issue for me.
http://forum.xda-developers.com/showthread.php?t=2569141
Go to that thread and follow instructions. The code for sensors might be different for s3, Google it.
sashankps said:
Proximity sensor problem. Manually calibrating it solved the issue for me.
http://forum.xda-developers.com/showthread.php?t=2569141
Go to that thread and follow instructions. The code for sensors might be different for s3, Google it.
Click to expand...
Click to collapse
Bah, that's the boring way to fix it.
(didn't work for me. maybe work for OP though)
Sent from my GT-I9300 using Tapatalk
I remember that I saw a MOD or xposed module to keep screen on during call.
It's better than throwing the sensor to the bin (trash ) .

Fingerprint stopped working

Hi there,
All off the sudden, my fingerprint scanner stopped working. The problem is not that it doesn't recognise my finger, it's not working at all. Anyone having/had the same problem and maybe have a solution?
Thanks in advance,
Martin
I never got mine to work in the first place. It'll scan my finger but it won't ever recognise it as correct.
I use my fingerprint scanner without issues (in fact it's my new basic requirement if I need a new phone, wouldn't want to be without it). Have you tried to remove your fingerprints and add them again?
Yeah, I did try to remove them but it didn't help. Did a factory reset, but to no prevail. So I send it back for repairs

Huawei mate 10 pro fingerprint problem

So I've tried everything I can think of, without voiding warranty, to fix this.
One day the phone was turned on and the fingerprint sensor didn't work. Fine, but checking the settings, it was gone there too! There were some residual settings like the "suggestions" for "Screen Lock" that suggested "unlock with your fingerprint". However, clicking that immediately returns me to settings. It's like the fingerprint sensor and settings have vanished.
Now, I've tried factory resets. I've even reinstalled the current firmware, but nothing seems to be working...
GetAlife13 said:
So I've tried everything I can think of, without voiding warranty, to fix this.
One day the phone was turned on and the fingerprint sensor didn't work. Fine, but checking the settings, it was gone there too! There were some residual settings like the "suggestions" for "Screen Lock" that suggested "unlock with your fingerprint". However, clicking that immediately returns me to settings. It's like the fingerprint sensor and settings have vanished.
Now, I've tried factory resets. I've even reinstalled the current firmware, but nothing seems to be working...
Click to expand...
Click to collapse
I would guess the hardware is broken.
ante0 said:
I would guess the hardware is broken.
Click to expand...
Click to collapse
:good: It is likely a hardware failure.
Hi, did you solve the issue? Same thing happened to me. Was it a hardware or software issue?
After applying the last Software Update on my Huawei mate 10 pro the fingerprint sensor started to work randomly. Sometimes it works and then it does not. I do not think it is a matter of hardware otherwise it wouldn't work at all. What can I do to solve the problem?
Aargueta said:
After applying the last Software Update on my Huawei mate 10 pro the fingerprint sensor started to work randomly. Sometimes it works and then it does not. I do not think it is a matter of hardware otherwise it wouldn't work at all. What can I do to solve the problem?
Click to expand...
Click to collapse
Id take it to the service center and have them take a look at it .... Hopefully both replace the sensor and flash the proven working os to the board. With the latest updates I lost the game boost app in the same way that you are describing loss of the f sensor. It dissapeared from system all together, not frozen , not disabled , just gone and all reference to it removed from settings. I flashed couple firmwares since then trying to both downgrade and fix it but no matter what version I was on it never returned lol. It died on 6th/7th flash - hard brick and Im picking it 2morrow from service . All in all , since 9.0 , 9.1 certain issues I had there seemed to follow through every subsequent firmware update. If it doesnt work now it prolly will be bugged in the future as well by that logic. My erecovery was also broken ( Everything works but it never can find firmware to download ) when I started and just like gpu boost it never returned . When I gave them phone under warranty few times back they basically replaced whatever I complained about , back cover, display , battery , charging port , headphone adapters all free of charge
Huawei Mate 10 Pro Fingerprint is not working after EMUI 10.0 Update
My FINGERPRINT ID is not working after the Software Update to EMUI 10.0. Now I cannot unlock my phone using fingerprint. Fingerprint menu too is missing in the Biometrics & Passwords menu of Settings. My fingerprints have vanished from my phone together with the option to input new fingerprints. When I go to the SETTINGS menu, I see nothing related to FINGERPRINTS. In other words, FINGERPRINT ID is not a method of unlocking my phone according to the SETTINGS.
I downgraded the phone to EMUI 9.1, but nothing changed. So, again I updated the software to EMUI 10.0. I cannot understand why this is happening so. It is Huawei. World's No. 2 phone manufacturer trying hard to be the No. 1. World's largest communication equipment manufacturer. It is a shame. It is a total failure of HUAWEI. I handed over the phone to the Huawei Service Centre in Sri Lanka. For two days, they are "STILL CHECKING".
Problems happen! With all the brands!
Me and many others updated to EMUI 10 without any problems.
When I update to other Android OS version, I always do a factory reset, just to avoid any possible problems.
Problems happen! With all the brands!
Me and many others updated to EMUI 10 without any problems.
When I update to other Android OS version, I always do a factory reset, just to avoid any possible problems.
SirDaemon said:
Problems happen! With all the brands!
Me and many others updated to EMUI 10 without any problems.
When I update to other Android OS version, I always do a factory reset, just to avoid any possible problems.
Click to expand...
Click to collapse
I did a factory Reset too after the software update to EMUI 10.0. But no change at all.
Might be a coincidence, or not. Maybe something in the flash process went wrong.
SirDaemon said:
Might be a coincidence, or not. Maybe something in the flash process went wrong.
Click to expand...
Click to collapse
Yes, it may be a coincidence or may be something gone wrong in the flash process. But the problem is that this has happened to many other people through out the world. Also, many people complain about various other problems after the software update. That means Huawei has failed to provide their customers an accurate and safe process to update their software. It is a serious failure from the part of Huawei, the second largest mobile phone manufacturer in the world.
The finger print problem solved in my Mate 10 pro
100 % its software problem after android 10 update am reset all setting twice and now the finger print work with out any problems
Happened to mine as well.
Decided to update over weekend and fingerprint id has vanished from settings.
Tried to reset several times but no luck.

Sensor Issue

Hi, I got my Mi 3 this week. I noticed some weird behavior from my magnetometer and Accelerometer, wondering if anybody else is experiencing the same. After a day of use, sensors go haywire and suddenly stop reporting data. Can't use compass and my auto rotate stops working. I tried different apps to see if it's a global problem or just a not compatible app, so far when sensors go blank, the effect is global. Even the Mi self test is not reading anything from the sensors. Pedometer is on the other hand operational tho.
Things come back to normal after a restart. I suspect it must be a software bug maybe?
sherlock.holmes said:
Hi, I got my Mi 3 this week. I noticed some weird behavior from my magnetometer and Accelerometer, wondering if anybody else is experiencing the same. After a day of use, sensors go haywire and suddenly stop reporting data. Can't use compass and my auto rotate stops working. I tried different apps to see if it's a global problem or just a not compatible app, so far when sensors go blank, the effect is global. Even the Mi self test is not reading anything from the sensors. Pedometer is on the other hand operational tho.
Click to expand...
Click to collapse
My sensors are working but they are wrongly calibrated :/ and pedometer isn't working! I thought the pedometer was disactivated by default...
greenpays said:
My sensors are working but they are wrongly calibrated :/ and pedometer isn't working! I thought the pedometer was disactivated by default...
Click to expand...
Click to collapse
Dial *#*#6484#*#* it's the built-in test. U can recalibrate your accelerometer there and also test the device. Use power button to exit. And for +-45 test's of the accelerometer tilt your device on it's corners.
sherlock.holmes said:
Dial *#*#6484#*#* it's the built-in test. U can recalibrate your accelerometer there and also test the device. Use power button to exit. And for +-45 test's of the accelerometer tilt your device on it's corners.
Click to expand...
Click to collapse
Thanks for the tip it works perfectly!
By the way, you are using European firmware or Global, because for me the pedometer isn't counting the steps :/
greenpays said:
Thanks for the tip it works perfectly!
By the way, you are using European firmware or Global, because for me the pedometer isn't counting the steps :/
Click to expand...
Click to collapse
I'm glad to hear it worked for you. My pedometer comes and goes... Not reliable unfortunately. btw how can I check my ROM region? Got the October patch, It doesn't solve the bug...
I also have problems with my vibrator. It doesn't react to short vibrations (that much I can make out of it).
sherlock.holmes said:
I'm glad to hear it worked for you. My pedometer comes and goes... Not reliable unfortunately. btw how can I check my ROM region? Got the October patch, It doesn't solve the bug...
I also have problems with my vibrator. It doesn't react to short vibrations (that much I can make out of it).
Click to expand...
Click to collapse
Well I seem to have the global version. MIXM
I hope they get problems solved fast.
If anybody else with the device is reading this post, can you please check your sensors with an appropriate app and see if yours is also malfunctioning randomly?
I had this problem, but I just restarted the device and everything came back normal
braulio_holtz said:
I had this problem, but I just restarted the device and everything came back normal
Click to expand...
Click to collapse
Yes! It goes away with restarting (and sometimes doesn't!!!)
But it's just a temporary fix, in matter of hours, you r back to the square one.
sherlock.holmes said:
I'm glad to hear it worked for you. My pedometer comes and goes... Not reliable unfortunately. btw how can I check my ROM region? Got the October patch, It doesn't solve the bug...
I also have problems with my vibrator. It doesn't react to short vibrations (that much I can make out of it).
Click to expand...
Click to collapse
Go to Accessibility settings and turn on Touch Vibration. Keeping it off also hinders the in call volume function. Hope it helps
Arkapravoarka said:
Go to Accessibility settings and turn on Touch Vibration. Keeping it off also hinders the in call volume function. Hope it helps
Click to expand...
Click to collapse
Well yeah, it did work actually. But the thing is, I don't like to have the touch vibrations on always, I just want it to work with G-board and some other apps that use short vibrations as a feedback...
It's like the touch vibrations setting, controls everything lol.
It's definitely a bug they have to get fixed.
So it turns out the sensor problem that I reported is being caused by the G-cam port I had installed. The solution is to close the app (in the multitasking menu !?) Whenever you are done using it.
Flash the stock rom again and your problem will be solved for sure, also faced the same issue.
I have same issue and flash stock rom but still not working how can i fix it ?
I also have a problem with compass apps. north and south are correct shown, west and east are not correct.
Stefan_1 said:
I also have a problem with compass apps. north and south are correct shown, west and east are not correct.
Click to expand...
Click to collapse
I use this solution and it worked.
https://forum.xda-developers.com/showpost.php?p=82161897&postcount=4
My Mi A3 has just got an system update of android 10. Just after that, my camera isn't working. Please help me out of this problem.
Chaitanya123 said:
My Mi A3 has just got an system update of android 10. Just after that, my camera isn't working. Please help me out of this problem.
Click to expand...
Click to collapse
Did you try wiping data and cache for camera app?

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