Problem with fingerprint reader - AT&T Samsung Galaxy S6 Edge+

I make this post in case anyone has problems with the fingerprint reader after trying to rootear the phone.
I tried root and the knox counter was set to 1, and when I wanted to use the fingerprint reader this did not work and in Samsung Pay I said that I could not use it because the system had been modified, but I did not work the screen lock with Fingerprints and I thought it was for the same thing, but yesterday looking at settings I noticed that after updating to 7.0, setting / locking and security / lock settings secure / locking timeout secure the waiting time for you to ask for the Fingerprints was 10 minutes and you have to change it to instant.
Samsung pay will not work for what I commented but maybe more than one as I thought I had lost the screen lock functionality by fingerprints for trying root, I hope to help some.

Related

While start up Z Play asks password which never been set

Hello everyone, I have an unlocked international Play and I've set only security pattern and several fingerprints activated start-up security, which means every time it boots up requires a pattern input before loading the system.
However it just happened to me that after I shut down and reboot, it asks me for a password which I have never set. I've tried also my google account password and it doesn't work and in the end I have to hard reset my phone and lost all data.
Before this happened I've used this phone normally, updated to October security update, installed normal apps... the last two app I've installed is Fingerprint Quick Action and Disable Increasing Ring. I suspect it was one of these two or the security update... but honestly speaking I have no idea what just happened.
So now after reset I abandoned pattern and just use password directly just in case this happen again, FYI.
When you set a pattern or a fingerprint, you are required to supply a PIN to get into the system in case you forget your pattern or for some reason it won't accept your finger.
I have no idea how you'll get around this without flashing and starting over.
Hope this helps in the future.
ch3wt0ys said:
When you set a pattern or a fingerprint, you are required to supply a PIN to get into the system in case you forget your pattern or for some reason it won't accept your finger.
I have no idea how you'll get around this without flashing and starting over.
Hope this helps in the future.
Click to expand...
Click to collapse
Hi, on my device password is not required to set a pattern... perhaps you can try to clear your security pin and try to set a pattern, Play will not ask you to set a password.
ch3wt0ys said:
When you set a pattern or a fingerprint, you are required to supply a PIN to get into the system in case you forget your pattern or for some reason it won't accept your finger.
I have no idea how you'll get around this without flashing and starting over.
Hope this helps in the future.
Click to expand...
Click to collapse
This is right actually, this has been my experience with all my devices, whether they had a fingerprint scanner or not.
If you didn't have to set a PIN then I don't think it is normal.
RenoYeh said:
Hello everyone, I have an unlocked international Play and I've set only security pattern and several fingerprints activated start-up security, which means every time it boots up requires a pattern input before loading the system.
However it just happened to me that after I shut down and reboot, it asks me for a password which I have never set. I've tried also my google account password and it doesn't work and in the end I have to hard reset my phone and lost all data.
Before this happened I've used this phone normally, updated to October security update, installed normal apps... the last two app I've installed is Fingerprint Quick Action and Disable Increasing Ring. I suspect it was one of these two or the security update... but honestly speaking I have no idea what just happened.
So now after reset I abandoned pattern and just use password directly just in case this happen again, FYI.
Click to expand...
Click to collapse
I had also faced this, I think it occurs if you enable encryption. What you need to do is enter the numbers corresponding to the pattern in sequence. For eg, if your pattern is the first row, you'd enter 123.
This is in case you have set pattern as the security feature instead of security pin. Sorry you had to wipe your device but quick googling would have helped you out.
Hope this will be useful to someone else in the future.
peterlazar1993 said:
I had also faced this, I think it occurs if you enable encryption. What you need to do is enter the numbers corresponding to the pattern in sequence. For eg, if your pattern is the first row, you'd enter 123.
This is in case you have set pattern as the security feature instead of security pin. Sorry you had to wipe your device but quick googling would have helped you out.
Hope this will be useful to someone else in the future.
Click to expand...
Click to collapse
Apparently my Google skill requires improvement... Thank you so much anyway, so the pattern is actually treated as number pad, gosh.

Can fingerprint scanner be disabled?

I just saw a good deal on this phone and am about to pull the trigger on it, but am creeped out by the fingerprint scanner, why on earth would anyone want such a thing? If disabling is not possible could the user tape over the nefarious thing to "disable" it? There is no way I am giving a phone my fingerprints, so this is a deal breaker for me.
memetix said:
I just saw a good deal on this phone and am about to pull the trigger on it, but am creeped out by the fingerprint scanner, why on earth would anyone want such a thing? If disabling is not possible could the user tape over the nefarious thing to "disable" it? There is no way I am giving a phone my fingerprints, so this is a deal breaker for me.
Click to expand...
Click to collapse
Fingerprint scanner can be used for lots of things
Unlocking the phone instead of entering a pin
Signing into apps
Verifying payment
Its actually very useful
However you do not need to use it - You do not at any stage need to give it or record your fingerprint if you do not want to
You will find that most new phones now come with a fingerprint scanner as some apps like apple pay and banking apps may require fingerprint identification as well as a pin to avoid fraud
Hey thanks for the reply, I didnt say that fingerprint scanning doesnt have some applications, but the risks with it far outweigh any perceived momentary benefit. What happens when the fingerprint data is lost because you know it will be, its just a matter of time. The thing with fingerprints is they are not like passwords, you cant rescue your account with a security question and then change your fingerprints can you? No, once the fingerprint data is lost then that is it, your identity is compromised forever with no possible way of ever securing it again. Cell phones are just about the least secure devices you can buy today. Putting ones fingerprints into it is sheer madness and will all end in tragedy for many people I predict.
My understanding is that the fingerprint scanner button on this phone is necessary for everyday use of the phone, you cant use the phone without using the scanner. So although you may not specifically choose to store your fingerprints you can safely bet that it is scanning your prints and storing them somewhere onboard which means they are accessible to any semi skilled hacker if you lose/ misplace the phone or even just log onto the wrong "airport" wifi.
So again I ask the question, can this functionality be specifically disabled in the UI? If not then it is a deal breaker for me, I wont risk my lifetime identity when there are many many phones out there that dont have this silly ill conceived technology in them, I just happen to like motorolas, my old droid razr m is still goin strong, it just cant do all the latest google tech.
Like I said in my previous post
At no point do you need to enter record or save your fingerprint - If you don't use the fingerprint scanner then your fingerprint will not be stored!
If you are that concerned about it obviously buy a phone that doesn't have one because even if you disable it which you can do if you root the phone and muck about with the build.prop and other files - someone else can just enable it again but who cares because you don't use it and haven't stored your fingerprint so whats the problem?
Yes its theoretically possible for someone to steal your fingerprint - just watch mythbusters and they can fool any fingerprint lock by lifting someones fingerprint and doing some chemical magic to transfer it onto ballistics gel - but thats why you have two step authentication - Fingerprint and a password - much more secure
Thanks again for your continuing contributions, and apologies I must not have explained myself very well. I was hoping for a simple yes or no answer, I didnt really mean to spark a debate on this. You seem to be suggesting that no it is not possible to disable the fingerprint scanner via the UI, but it would be awesome if you could unambiguously confirm that.
And to answer your points, no I am not worried about someone making a plastic finger to hack into my phone. I dont store sensitive information on my cellphone. The worry I have is that the fingerprint scanner is likely always on and always scanning and possibly also recording the scanned biometric data, whether the user enables the feature or not. And if this is indeed the case then its possible that this data could then be exfiltrated from the phone surreptitiously. And once hackers get someones fingerprint data who knows what they can do with it, this year, next year, in ten years or twenty, hell I might even live another fifty years. The point isnt what bad things can I think of them doing today. The point is that once that important biometric data has been lost to hackers or other unscrupulous individuals then there is no way I, or anyone else, can ever secure that data ever again - for however many years I may have left here. And I am stuck with my fingerprints, I cant change them, at least not easily.
Maybe you just led a more sheltered life then me, maybe I am just ridiculously over paranoid about such things. But in my mind it seems like such a no brainer, why take risks with such monumentally sensitive data. A trade off I would be willing to make is if the fingerprint scanning can be unambiguously switched off via the UI. I think that would be enough to ease my paranoia, but it seems that is not the case.
Its a pity, its such a nice phone and 'rola's are usually so well put together.
Anyway hope that clarifies, and thanks again for your input.
memetix said:
Thanks again for your continuing contributions, and apologies I must not have explained myself very well. I was hoping for a simple yes or no answer, I didnt really mean to spark a debate on this. You seem to be suggesting that no it is not possible to disable the fingerprint scanner via the UI, but it would be awesome if you could unambiguously confirm that.
Click to expand...
Click to collapse
There is no on/off switch for fingerprint scanner
It is also there for adidional gesture control - eg you can swipe the fingerprint sensor in different directions to go back, open a certain app etc
Fingerprint gestures can be disabled in the UI but not the fingerprint scanner itself
Unless you goto the security screen and select the option to record fingerprint for unlock it will not record save or do anything with your fingerprint
but to answer your question with a yes or no - the answer is no (based on stock unrooted)
I thought I would update this for the record...
I ended up opting for the G5S instead, for the extra storage, RAM etc. and it turns out that you can operate these phones without ever needing to touch the fingerprint scanner at all.
Seems like an important point which needed to be added to this conversation, for posterity.

Finger print and Face detection issue with A50

Dear Friends
A50 current version A505FDDU1ASE3 / A505FOJM1ASE2 / A505FXXU1ASE2, Security patch level 1 May 2019
The issue: very slow FP reading plus Face reading is not good, it can open the device with eye closed face, even with the diagonal angle too, which is dangerous, it means anybody can unlock your phone while you sleep.
I have logged the call with Samsung support and they advised to upgrade to the latest version through the phone, which I did. and asked to delete the registered FP and Face, and re-register it.
I did, the problem remains the same... anybody found a similar issue?
FP reader posts are dime a dozen in this forum. To provide my opinion, the FP reader was extremely poor in March, significantly improved in April and now seems to be working at the level allowed by the hardware.
It takes less than a second to completely unlock using the FP reader, but for that you have to register your FP in the various positions you would normally unlock it and then make small adjustments. Don't follow any guide telling you to register using specific movements. This is what works best for me.
The Face Unlock is extremely insecure as it unlocks with photos and closed eyes. It is there only for convenience.
saifeesl said:
Dear Friends
A50 current version A505FDDU1ASE3 / A505FOJM1ASE2 / A505FXXU1ASE2, Security patch level 1 May 2019
The issue: very slow FP reading plus Face reading is not good, it can open the device with eye closed face, even with the diagonal angle too, which is dangerous, it means anybody can unlock your phone while you sleep.
I have logged the call with Samsung support and they advised to upgrade to the latest version through the phone, which I did. and asked to delete the registered FP and Face, and re-register it.
I did, the problem remains the same... anybody found a similar issue?
Click to expand...
Click to collapse
I have been facing the same issue. I got my phone on my birthday in March month; I was excited about the Samsung A50 device, but when I set the screen lock using fingerprint, it gives delay. Also, I have the latest version of Android 9. Still, it troubles me.

Every morning I must use my PIN to unlock my s20+

I previously had a Galaxy S9+ (android 9).
I wirelessly (and wired) charged it overnight.
In the morning, the fingerprint reader would unlock the phone - no problems.
I (only) ever needed my PIN to unlock it after a reboot, or after what "seemed" like many "days" of use.
Now, I have a new S20+ (android 10).
Every morning, after wirelessly (or wired) charging overnight, the phone forces me to use my PIN to unlock it.
There has been NO reboot. The auto-optimize and auto restart are (not) enabled.
Is this forced PIN unlock requirement normal behavior - or is there a setting where I can change this ?
I am half-asleep in the morning, and would like to be able to use my fingerprint to get into my phone - as entering a PIN is annoying and slow.
I have searched around for an answer to this and have seen all kinds of conflicting information - but none relevant to what I am experiencing.
I have seen: PIN unlock needed if --> reboot, or 72, 48, and 4 hours of non-use, or xxx number of fingerprint unlocks, etc.....
My case is simply (overnight) - which is 7 hours, max - so this makes no sense.
Obviously, on Android 9 with my previous s9+ this was not happening.
Anyone have some ideas on this ?
Maybe it's auto restart...
Check under advance menu in device care and uncheck it.
My auto reboot is set during the day but I noticed it rebooted over night so maybe its something else.
I know you say auto-restart is disabled but maybe you can check the battery usage graph and see if your phone did in-fact restart during the night. Maybe due to a crash/bug.
Other than that I'm not sure. And FYI this is NOT normal behavior. I haven't had to use a pin on my S20+ to unlock it a single time since initial setup on day 1.
Hi, hope this answers your question.
https://drive.google.com/file/d/130zA0UjhaCl32jrK63iI-UFe3nkFZmZG/view?usp=drivesdk
Sent from my SM-G988B using Tapatalk
i believe new samsung policies is now asking for pin to be entered every now and again but shouldnt be so often - i get it like once or twice a week
Innit
Wonderful.
Thanks for that !
Indeed that is exactly what seems to be going on.
I use both face unlock and fingerprints.
From that document you linked, it is obvious that when my phone is idle for 4 hours while I am sleeping, that because I use face unlock, it makes me use my PIN to unlock it
I surely do not like this behavior/rule, but at least I now have the answer to what is going on.
You just saved me the hassle of doing a factory reset !
Tonight, I will remove the face unlock completely and test this to see if I am required to use my PIN in the morning or not.
I will report back here what happens.
This is a great topic. I was just wondering this AM why I need to keep entering in my code every morning.
innit said:
Hi, hope this answers your question.
https://drive.google.com/file/d/130zA0UjhaCl32jrK63iI-UFe3nkFZmZG/view?usp=drivesdk
Click to expand...
Click to collapse
Nice find! Thanks
I've noticed this also.
I just wanted to confirm that last night I removed face unlock and this morning I was able to unlock my phone using my fingerprint without the need to use my PIN.
I definitely preferred the quickness of face unlock versus the awful fingerprint reader on this phone but at least now, when I get up in the morning, I can easily get into my phone without having to enter a pin.
Thank you so much for your assistance here.
Innit, by the way, where did you get that information from in the first place ?
Settings - > Lock screen - > Click on Fingerprints or Face recognition (at the bottom) - > Choose About unlocking with biometrics.
Samsung Galaxy S20 Ultra 5G (SM-G988B)
mycomputerisjunk said:
This is a great topic. I was just wondering this AM why I need to keep entering in my code every morning.
Click to expand...
Click to collapse
i havent had to enter my pin not even once - must be something to do with your settings - used mine since 11th of march

Oppo Realme 3 not unlocking

My phone was locking and unlocking perfectly fine using my fingerprint and face moments ago. But now it is unable to recognize my fingerprint or face and the pattern I remember is no longer working. The forgot password option is also not coming no matter how many times I input the wrong password.
What should I do now?
False alarm, its now working but I still want to ask how did this happen?

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