3D Face Unlock: problem, issue, inaccurate - Huawei Mate 20 Pro Questions & Answers

Hey, have this phone from yesterday, europe dual sim version. How is for you the 3d face unlock?
I feel it's often inaccurate and in these cases it it does not unlock the phone.
Also, when i am in a dark room wit a good light behind me it's often inaccurate and, again, in these cases it it does not unlock the phone always.
In fact, if you try to register your face in this last condition you will see the face very very dark and this is a problem obviously for the face unlock.
I remember this last same "dark" problem also with the P20 Pro sensor.
What you think? Any solutions? Maybe in next updates?
Edit 1: https://www.reddit.com/r/Huawei/comments/9rnmpa/mate_20_pro_face_unlock_issues/
Edit 2:
I'm having similar issues here.. It will work perfectly sometimes and then just doesn't
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UP

https://www.reddit.com/r/Huawei/comments/9rnmpa/mate_20_pro_face_unlock_issues/

Edit 2:
I'm having similar issues here.. It will work perfectly sometimes and then just doesn't
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Click to collapse

just dont register your face in bad lighting conditions where it cannot be registered properly. I dont understand your problem tbh. Face unlock is a combination of the infrared thing and the camera.... if you use your phone while sitting in front of a bright light you cannot expect it to work. its like having wet or dirty fingers and comlpaining fingerprint isnt working.

0alfred0 said:
just dont register your face in bad lighting conditions where it cannot be registered properly. I dont understand your problem tbh. Face unlock is a combination of the infrared thing and the camera.... if you use your phone while sitting in front of a bright light you cannot expect it to work. its like having wet or dirty fingers and comlpaining fingerprint isnt working.
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Conditions are good.
if you use your phone while sitting in front of a bright light
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.... behind of a bright light, as written in first post, in fact if i try to register face in this last condition face is almost dark, but in this case the infrared camera should not help anyway?
With my iphone x in the SAME condition the face unlock works ALWAYS instantly, so i can see the difference.

denzel09 said:
Conditions are good.
.... behind of a bright light, as written in first post, in fact if i try to register face in this last condition face is almost dark, but in this case the infrared camera should not help anyway?
With my iphone x in the SAME condition the face unlock works ALWAYS instantly, so i can see the difference.
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Well if you register your face in good lighting and the unlock does not work in good lighting then there is probably something wrong. You should contact huawei about that.
If you are trying to create a bad lighting condition on purpose and then it doesnt work I am not sure why you do this. There is no point. If you are in everyday live, like in a bar or pub and the lighting is bad you have to expect that face unlock is not going to be the most reliable. Its that simple. Sitting at home and trying to push it to its limits does not benefit you at all.
It is not as secure nor the same technology as face ID so there is no point in comparing them. If FaceID is better you have to accept it. No update can change the hardware.... maybe it will be optimized but it is not going to improve by 100%.

Surely ambient light has nothing to do with the face unlock method used here, as the camera is searching for an IR dot pattern. If anything, I'd expect it to work better in the dark.

0alfred0 said:
Well if you register your face in good lighting and the unlock does not work in good lighting then there is probably something wrong. You should contact huawei about that.
If you are trying to create a bad lighting condition on purpose and then it doesnt work I am not sure why you do this. There is no point. If you are in everyday live, like in a bar or pub and the lighting is bad you have to expect that face unlock is not going to be the most reliable. Its that simple. Sitting at home and trying to push it to its limits does not benefit you at all.
It is not as secure nor the same technology as face ID so there is no point in comparing them. If FaceID is better you have to accept it. No update can change the hardware.... maybe it will be optimized but it is not going to improve by 100%.
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It works in good light but it's not accurate like FaceID or also other 2D unlock tried until now. It's not accurate, for example, when I'm sitting in an armchair often it wants certain angles to unlock, etc..
I can understand your point about create "bad light condition". Until few days ago i had a One Plus 6 with 2D face unlock, but not only it, and in the same Mate 20 conditions i had no one single problem with angles or light behind me! Maybe it's a bit hard to explain..

David Horn said:
Surely ambient light has nothing to do with the face unlock method used here, as the camera is searching for an IR dot pattern. If anything, I'd expect it to work better in the dark.
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In fact it is the same thing that I thought! "Better in the dark", but in the evening when there is an artificial light behind me, sitting in an armchair, the unlock starts to have a bit of difficulty. And instead it should be the opposite, it should work better.
In this situation if i try to register my face in fact i see my face really dark cause the light behind me goes exactly on the sensor. Same thing with P20 Pro sensor. Only with Huawei i have seen this "problem". Nor with Samsung, nor with One Plus nor with Pocophone, etc..
It's really strange.

Check the software/EMUI problem thread, see if anyone else is reporting it. Otherwise, it's news to me.

roosta said:
Check the software/EMUI problem thread, see if anyone else is reporting it. Otherwise, it's news to me.
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I think no one until now. Like no one with P20 Pro. Surely it's not fast like Apple Face ID. In same conditions. Sure about this because i have both with me so...

denzel09 said:
In fact it is the same thing that I thought! "Better in the dark", but in the evening when there is an artificial light behind me, sitting in an armchair, the unlock starts to have a bit of difficulty. And instead it should be the opposite, it should work better.
In this situation if i try to register my face in fact i see my face really dark cause the light behind me goes exactly on the sensor. Same thing with P20 Pro sensor. Only with Huawei i have seen this "problem". Nor with Samsung, nor with One Plus nor with Pocophone, etc..
It's really strange.
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for comparison. I just tested bad lighting with my mate 10 pro... worked just fine... immediate unlock
i am not sure about the IR thing. it should definately work with no light but i am not sure if it is able to "work against" light. if your light sends out inrared wavelengths it will definately interfere with the IR projector. I am pretty sure though it sends out infrared wavelengths since it gets hot.... heat=infrared light (that how heat cameras work).

denzel09 said:
I think no one until now. Like no one with P20 Pro. Surely it's not fast like Apple Face ID. In same conditions. Sure about this because i have both with me so...
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Apple were the first to introduce dot-mapping (or whatever they call the technology) to scan all areas, from left to right, of the face. The android versions on phones is more watered down...but it seems Huawei are using their own software of facial mapping which I imagine is designed to work the same as Face ID on Apple...but as there's some bugs with the pre-releases, I'd potentially wait and update the phone in 3-4 weeks to see if it resolve the issue.
RoOSTA

0alfred0 said:
for comparison. I just tested bad lighting with my mate 10 pro... worked just fine... immediate unlock
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It was perfect in my "condition" with mate 10 pro with light behind me and against the cam. Because it used only the frontal cam! When i tried to register my face with Mate 10 in "my condition" my face was no dark and clearly visible!
This IS a big difference and here there is an "error" starting from P20 Pro to Mate 20 Pro.
0alfred0 said:
i am not sure about the IR thing. it should definately work with no light but i am not sure if it is able to "work against" light. if your light sends out inrared wavelengths it will definately interfere with the IR projector. I am pretty sure though it sends out infrared wavelengths since it gets hot.... heat=infrared light (that how heat cameras work).
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Perfect point of view. Problem is: with iPhone X the IR "thing" works PERFECT against light, etc..

roosta said:
Apple were the first to introduce dot-mapping (or whatever they call the technology) to scan all areas, from left to right, of the face. The android versions on phones is more watered down...but it seems Huawei are using their own software of facial mapping which I imagine is designed to work the same as Face ID on Apple...but as there's some bugs with the pre-releases, I'd potentially wait and update the phone in 3-4 weeks to see if it resolve the issue.
RoOSTA
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Yes, completely agree with you.
But i have a little doubt, this last comes from P20 PRO, also this with light behind me and against the sensor shows me my face all "dark" and obviously no update "fixed" this. I remember with this phone in my situation was IMPOSSIBLE use the 2D face unlock.
Idk honestly if an update here can improve this kind of sensor. I hope!

https://forum.xda-developers.com/showpost.php?p=77998095&postcount=83
Facial recognition evidently hates sunlight. If your face is side on to the sun it won't work, you have to either be in shadow or directly in the sun. The fingerprint scanner I'm also finding to be very hit and miss. I have just been out using it to take some photos, lost count of the number of times both methods of unlocking didn't work.
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Edit...

It seems to me like a directional or sensor spread issue,
If i hold the phone level with my eyes and head straight (straight neck) it works perfectly, if i'm at my desk with it in my hand looking down at it then it doesn't. If i raise my head and phone vertical as its giving me the 'recognising face' message then it unlocks just as i hit vertical/straight neck.
Problem is i look a t**t raising my phone every time i want to unlock it (looks like i'm checking myself out in a vanity mirror!!)
Had the iPhone XS before this and it worked flawlessly head down or not.
Can someone else who is having issues test this theory?

Edit......

Related

[REQUEST] Modding the LightSensor

Do you like the light Sensor on Nexus?
I didn't like it.
It's a very good feature, but it works strange.
It is slow in dimming and took already not enough light to the display.
Nexusdisplay is dark dark dark...
Does anybody know, how to tweak this sensor?
Or am I the only one who dislike it very much?
I just set my brightness manually. Done deal.
Perfect.
In the Night I'll put my sunglasses on or at a sunny day I take my nexus blind...
Wherefor is the sensor if it don't work proper?
There must be some settings for...
I think the light sensor works great but it would be even better if we can customize it a little bit. Something like scale up the screen brightness for each level of external light.
Or something like auto lock when it is totally dark (you put it into your pocket?).....but that would cause trouble if you want to use your phone in the theater
I think the light sensor is terrible. I have tried everything but it still seems very finicky on when it will work properly. I regularly go from low light to sunny outdoors and having the feature would properly would be awesome, especially since it worked fine on my last 2 phones and they arent even close to being a superphone.
Trying to make it transition smoother is something I've been meaning to try. The settings for this are in the source tree at frameworks/base/core/res/res/values/config.xml (I override this in my passion vendor overlay). You can tweak the values and rebuild framework-res to try it out.
oh cyanogen, You Are GOD!
Where we can find it?
I've searched the whole framework.
ha he meant the source tree for framework provided by google. not in the framework-res inside of the zip of the rom you are using.
two things I noticed about it:
1 It dims and brightens too quick, it should take an average light level over a longer time period
2 Our fluorescent lights in the office at work seem to confuse it, so that could mean that the lens is too focussed and if you hit one of the lights it goes too bright, miss and it goes too dim as you move around and/or the wavelength of the lights confuse it - though this problem may be more bearable if #1 above is fixed.
I gave up using the sensor. I use the power strip. the 3 settings work great for me.
Ssantos6981 said:
I gave up using the sensor. I use the power strip. the 3 settings work great for me.
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Yea I mean why should it work? We only paid $530 for it ;/
spyz88 said:
Yea I mean why should it work? We only paid $530 for it ;/
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Click to collapse
Yes, these words are soooo true! They're absolut true.
And: It's not HTCs first device with such a sensor. It's not the first android Handset with such an sensor.
I can't understand, why they did such a thing!
@spyz88: I'll pray your words every time if i see this dumb dimming and flickering.
I too have noticed this problem, and have such, turned it off. Disappointing, yeah.
I hope someone can come up with some good idea/settings, to fix this like google should be doing already :/....
Thanks people
spyz88 said:
Yea I mean why should it work? We only paid $530 for it ;/
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You can pay £30,000 for a car and things still don't work properly.
Nature of the beast I'm afraid.
OK, we can put our heads down in the sand or we can try to make us happier with it.
Does anybody tells google/htc that this is crap?
Probably we can make it on our own.
yeah it doesn't work very well. Maybe sensitivity needs to be lowered somehow
I hate to say this because I always talk crap about the iphone, but the iphone does have a better way to auto dim the screen with the sensor.
I thought I had a problem because from the get go I installed a screen protector that lays over the sensor, but now I see that other people have the same issue.
It is funny because I can have the phone in one place, but if I change the angle the screen will dim or brighten.
the worst thing is , it comes in the way of reading constantly on your phone , and after two to three cycles of dim/bright , you would eventually give up and disable it. disappointing .
but i think the problem is it samples ambient light with long interval , and then average it in a way that is always behind what it should be
This has bothered me as well and I've been looking for an easy way to fix it.
It seems that the light sensor (or its driver?) is to sensitive or inaccurate. The reported LUX value can fluctuate a lot in constant surrounding light. There is also the possibility that one waves a hand in front of the sensor which can produce undesired brightness changes etc.
My idea:
PowerManagerService.java (frameworks/base/services/java/com/android/server) listens for light sensor changes with a SensorEventListener. Either directly or after (config_lightSensorWarmupTime) a method called lightSensorChangedLocked is called with the sensor value as parameter. This method sets the brightness.
Here we can add some low pass filtering to the sensor value before calling lightSensorChangedLocked. Maybe a simple average of the last 5 values or so will suffice? Maybe take time into consideration as well. Say average 5 or all values received in the last 20 seconds or so. There sure are room for improvements of my suggestions.
My message is that the issue is perfectly fixable and PowerManagerService.java is the file to fix it in.

[Q] the tech behind ICS face unlock

I'm only asking this question because I'm bored and curious as to the actual implementation of ICS's face unlock tech.
Face unlock is cool and all, but how does it work? Now, before you type "derp it take a picutre of ur face", read on. So the other night while in the passenger seat of my friend's car, in the dark, I pulled out my phone (a Mytouch 4G Slide) and hit the menu button to wake the screen. Obv I've got face unlock enabled, and obv I wasn't expecting it to work in the dark. But I noticed a very, very faint red (I mean, it downright looked like infrared -- just like the LEDs on a nighttime security camera or the sensor on a Kinect) light coming from the proximity sensor on the front fascia, to the left of where the earpiece grille is. "Weird," I thought, and I hit the padlock icon so I could enter my unlock pattern. The instant I hit the padlock icon and the front-facing camera disengaged, that faint red light turned off as well.
Seriously, try this out yourself. If you've got a device with both a front-facing camera and ICS, give this a shot in a super dark room, or outside at night. Unless you've got a verifiable explanation from Google/OEM documentation, that is.
So... what's going on, and how, exactly, does it work? What's it looking for that it needs infrared? Is it simply for low-light illumination (like an aforementioned nighttime security camera) or is it doing something super awesome with the heat signature from my face (sort of like the tech behind the Kinect)?
...nobody? i'm just really curious if any devs have poked around with the face unlock feature and know how it works.
I'm not sure about the 'infrared' you speak of because I've just been playing around with it on my Galaxy S2 and I didn't notice anything from the proximity sensor. I was under the impression that Face Unlock simply analysed the image for the position of your nose, eyes and mouth and their relative distances to each other in order to work out if it's you or not.
It's certainly not something as crazy as kinect-like sensors or heat detection hahaha, I spent a good few minutes with one of my friends fooling his Nexus's face unlock with a photo of him I had on my phone - I think you'll tend to find pictures where people are smiling maniacally don't tend to work.
Same here on my Asus Transformer. No light emitting sensor. My guess is, the sensor is input only unable to emit anything. The faint red you noticed might as well be a reflection of some kind?
Where are the pictures stored anyway, because I`m worried about privacy issues. Especially in the light (no pun intended) of the latest security flaws in iOs and Android OS regarding stored pics on internal memory. Or is it just me being paradroid?
Well, dang, I wish I had some way of posting a video of the faint, red light. It's one hundred percent absolutely not a reflection... you ever looked at a security camera's IR illuminating LEDs? How it looks super dim and dark red? It looks exactly like that. I know it's somehow related to the face unlock feature because it's only on while the camera is showing my face. As soon as it detects my face, or if I hit the little unlock icon to use the pattern instead, the LED shuts off. I was hoping someone could pull up a Google developer reference that had some explanation.
Maybe I'll borrow someone's cell phone and use it to take a video of it.
i have a one x att and i've noticed the infrared light
but i think its just for the proximity sensor
nothing to do with face unlock
---------- Post added at 04:24 PM ---------- Previous post was at 03:48 PM ----------
i have a one x att and i've noticed the infrared light
but i think its just for the proximity sensor
nothing to do with face unlock

Fingerprint speed compared to other modern flagships?

Hi,
I am currently looking to buy Honor 10, however, after reading some reviews and comments on the internet regarding the slowness and unresponsiveness of the fp scanner, I am really hesitant to.
May I know opinions on anyone already using the Honor 10 regarding the fp speed/reliability compared to iphone 7, oneplus 5 etc.?
it's bad compared to regular FP in other Huawei models, when it works it's fine, but it doesn't work always, though face unlock in good lightning conditions it's superfast, not very usable in dark (obviously)
though compared to other brands even this is still decent FP
PeterMarkoff said:
it's bad compared to regular FP in other Huawei models, when it works it's fine, but it doesn't work always, though face unlock in good lightning conditions it's superfast, not very usable in dark (obviously)
though compared to other brands even this is still decent FP
Click to expand...
Click to collapse
Can you have a comparison with other brands as well, for example iphone 6s, samsung s7, oneplus 3 etc.
No problem after the first update.
And it's important how the fingerprint is registered.
One finger is recognized everytime on first try. An other finger ist working in 90% of the time.
I came from a Honor 8, and this brand new Honor 10 is a BIG Disappointment. Doesn't work fast, sometimes only recognize the fingerprint at the 3rd or 4th try...
Actually it's horrible... It takes severel times to detect the finger print (can compare to my Mate 8 and the Honor 6x).
But the face unlock is surprisingly good, even in low light and if you not hold your phone perpendicular to your face
The fingerprint reader is embarrassingly bad and I really hope they can improve it with a firmware update.
Thankfully, as mentioned, face unlock works really well.
it's really a shame then would have been perfect if they just used the normal fingerprint technology. I'm still holding out of buying it until I can try it in shop but they don't have stock for demo yet.
Same experience here - FP reader is slow and inconsistent, however face unlock works so well that I just use this and am very happy with it.
It's a different type of fingerprint scanner on the Honor 10. Its under the bezzel of the display and works with pressure. A slightly unfair comparison to other flagships here. In my opinion the fingerprint scanner placement isn't useful. Face unlock is faster.
I agree what other said. The fingerprint sensor just isn't as responsive as other conventional fingerprint sensors. I guess that is the trade off on some usability for style (under-glass sensor). There is no lowered platform in this phone. And no fingerprint sensor at the back ties in nicely with the cool phantom colors of the back cover.
Face unlock is faster but less secure as it is not true 3d face unlock technology like Iphone X or the Mi 8. I personally still go with fingerprint instead of face unlock.
I find the fingerprint sensor to be pretty fast although you do have to have to put pressure on it. What is more disappointing is when you want to use it for off screen navigation swiping it from left to right or right to left is supposed to bring up recent tasks but it only works about 50% of the time. I have put the on screen navigation back but it's a shame because it uses up screen space.
Fp is lame!! Use face unlock lmao
yeh989 said:
I find the fingerprint sensor to be pretty fast although you do have to have to put pressure on it. What is more disappointing is when you want to use it for off screen navigation swiping it from left to right or right to left is supposed to bring up recent tasks but it only works about 50% of the time. I have put the on screen navigation back but it's a shame because it uses up screen space.
Click to expand...
Click to collapse
I agree. The unresponsive fingerprint for navigation even after the update is what makes me want to return the Honor 10 and get the P20. I want to use the off-screen navigation but same experience, it's unresponsive and works only half the time. P20 doesn't have this problem whatsoever.
They wanted full underscreen scanner.
Drawbacks. As everyone have noticed, ridiculous sensitivity issue.
Kinda hoped they just use back normal scanner, although it would feel different than glass, it functions better.
Mine works pretty well, i have no problems with unlocking or navigation. The only problem is the recent apps gesture, because of the screen protector it dosent work all the time from the first try.
Bought this phone last week...yeah it's a little bit slower than other flagship phones but i never had a problem with my fp recognition, it always works pretty good and doesn't need that much pressure. Though i have to admit i prefer the face unlock, it's faster, more convenient and i can use it while driving.
Garkan said:
Mine works pretty well, i have no problems with unlocking or navigation. The only problem is the recent apps gesture, because of the screen protector it dosent work all the time from the first try.
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Click to collapse
True, unlocking and navigation works fine. Same with me that recent apps gesture works only 50% of the time and that's a bit frustrating to me :/
I dont want to remove the screen protector, i bet it will work flawless after. We have to swipe full FP and the protector kinda prevents us to do that.
As almost evryone said it's not the fastest on earth but it kinda works and do the job, even if sometimes I have to try 3 times before unlocking.
I first tried the face unlock but sometimes I just want to take a look at the notifications without unlocking my phone so I de-activated it and the more i am using the FP the better it seems to work (or maybe I'm just getting used to it). Also I use the FP to navigate in the UI and love it for the moment even if the recent apps is sometimes hard to get.

Question No Face unlock?!

Hey
Did not realize the P6's didn't have Face unlock
Yes, this is a HUGE disappointment but I'm hopeful for it's return, along side the fingerprint sensor, in the next year or 2.
Yr sucks although most android face unlock phones are pretty bad and only work in good light then its hit and miss wish they would take a leaf out of apples face unlock at least it works flawlessly 99% of the time even in the dark only android phones with 3d facial unlocked that came near apples was from Huawei think p40 pro etc maybe 30 pro if remember correctly , I would of much preferred a side mounted fingerprint than a in display one there just as bad with screen protectors etc
Had many inexpensive Chinese 'phones where face unlock is flawless, in near darkness too. My Smartisan is superb in any light, my TCL 10 Pro not so good, even in good light. It has been suggested that face unlock is not very secure (particularly the Chinese models) but I've never managed to fool it with anyone else's face, in a mirror, photographs or random objects . I really like face unlock though one of the problems with more recent versions of Android is that you are often required to use a password after a number of hours have expired. This also applies to fingerprints too. I realise it is for security, but it truly is a pain. My Windows PC has face unlock and it not only recognises me at some distance, but so far I've not needed a password in nine months or so since buying it.
I work with my hands and my fingerprints must become worn, cut or just plain dirty and I find optical fingerprint readers fail to recognise my fingers or thumbs from day to day, hour to hour. Ultrasonic or at least physical fingerprint readers work far better for me. So if Google can add face unlock, I would be grateful. Even if it is a greater security risk.
mkstevo said:
Had many inexpensive Chinese 'phones where face unlock is flawless, in near darkness too. My Smartisan is superb in any light, my TCL 10 Pro not so good, even in good light. It has been suggested that face unlock is not very secure (particularly the Chinese models) but I've never managed to fool it with anyone else's face, in a mirror, photographs or random objects . I really like face unlock though one of the problems with more recent versions of Android is that you are often required to use a password after a number of hours have expired. This also applies to fingerprints too. I realise it is for security, but it truly is a pain. My Windows PC has face unlock and it not only recognises me at some distance, but so far I've not needed a password in nine months or so since buying it.
I work with my hands and my fingerprints must become worn, cut or just plain dirty and I find optical fingerprint readers fail to recognise my fingers or thumbs from day to day, hour to hour. Ultrasonic or at least physical fingerprint readers work far better for me. So if Google can add face unlock, I would be grateful. Even if it is a greater security risk.
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I'm in the same boat, I'm old, my fingertips are worn and getting fp unlock to work is a challenge at best.
On my OP7 (current device) I've been using face unlock for almost 2 years without a single issue. When I initially set it up I was only messing around so I set it up in bed while watching TV, with very dim lighting. But thanks to that it works every time, it's never failed under any lighting and 7 times out of 10 even works at the grocery when I'm wearing my mask.
I'll be using Swipe or None on my Pixel 6 lockscreen now because Google removed face unlock "for security" ... not sure how Swipe/None are more secure though, it's simply ridiculous and makes no sense at all.
Nimueh said:
I'm in the same boat, I'm old, my fingertips are worn and getting fp unlock to work is a challenge at best.
On my OP7 (current device) I've been using face unlock for almost 2 years without a single issue. When I initially set it up I was only messing around so I set it up in bed while watching TV, with very dim lighting. But thanks to that it works every time, it's never failed under any lighting and 7 times out of 10 even works at the grocery when I'm wearing my mask.
I'll be using Swipe or None on my Pixel 6 lockscreen now because Google removed face unlock "for security" ... not sure how Swipe/None are more secure though, it's simply ridiculous and makes no sense at all.
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I do wish they had both and was kind of counting on it due to earlier reports. I am also, I'll call it elderly since "old" seems to be a state of mind. I have trouble sometimes with FP especially in certain environments such as dry weather or wrinkly skin after swimming. I've taken to one hand mode so I can enter the keys rather quickly although I do curse at it most of the time. My experience with face unlock on the P4 was rather good in all kinds of lighting until face masks became ubiquitous. Then it didn't work at all. Apple figured it out but you needed an iWatch (is that what they call it?) in order to make it flawless and that is not acceptable to most users of Android. But hopefully they will enable both in the future perhaps with a software update or dare I say it, the P7?
mkstevo said:
Had many inexpensive Chinese 'phones where face unlock is flawless, in near darkness too.
Click to expand...
Click to collapse
Your face is now the property of the PRC.
I suspect Face Unlock will show up on the Pixel 6 in due time. Unfortunate that is not there in release.
I wouldn't be surprised for this to show up as a software update in the future officially, given the difficulties being experienced with the in-screen fingerprint sensor combined with screen protectors.
96carboard said:
Your face is now the property of the PRC.
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Almost certainly! Especially as a few have been direct imports of brands not sold (widely, if at all) out of the Chinese markets.

Question Face unlock - Face doesn't match

Hi all,
I've noticed that a lot of times I get a "face doesn't match" message even in very good lighting conditions where I'd usually have no issues.
I tried turning the screen off and then on again to scan my face in the same position, and it can display "face doesn't match" 2-3 times in a row before being successful.
I noticed that I need to use my fingerprint much more than on my previous device, before my face wasn't registered only in very dark situations, and now even during the day it displays this message a lot.
Did anyone else experience this?
yes, +1
i initially blamed the whitestone dome glass protection, then energy ring app; but no, I guess the front camera is the culprit, poorer quality or poorer settings
I jave exactly same problem my old xiaomi 10 pro have better face unlock and faster than 23 ultra i hope i fix comming soon
Yes here also same problem. Face Recolonization is not at par with Apple iPhone.
Keos214 said:
I jave exactly same problem my old xiaomi 10 pro have better face unlock and faster than 23 ultra i hope i fix comming soon
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Click to collapse
Can confirm, the Xiaomi Mi 10 Pro is really fast and good with face unlock, Samsung has sucked with this for years, that's pretty much the only gripe I have with Samsung, their unreliable Face Unlock.
MasterThiefGarrett said:
Can confirm, the Xiaomi Mi 10 Pro is really fast and good with face unlock, Samsung has sucked with this for years, that's pretty much the only gripe I have with Samsung, their unreliable Face Unlock.
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Yes and with xiaomi 10 pro we dont need to puth the face front of camera you can easy unlock even if you are far from camera i dont understand why samsung not work well
Working fast and without any issues for me even at arms length. Try redoing face recognition in clear day light or with lights on, moving your face very slightly for different angles up down left right and then add the alternative one too.
I have try multiple time no succes even with friend face, same problem the device cant reconize
I use pin code no choice
Keos214 said:
I have try multiple time no succes even with friend face, same problem the device cant reconize
I use pin code no choice
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Is your front camera covered by screen protector, glass, film, dirt, fingerprints, or scratched? Are you able to take clear perfect selfies and videos?
Why pin instead of fingerprint?
Yes the device is brand new 12 days and my protection is cuted around the camera front
Keos214 said:
Yes the device is brand new 12 days and my protection is cuted around the camera front
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Do you have a face?
Strange. It works perfectly and instantly for me.
Have you tried setting it up different distances from your face too? Bright light? Day light?
I have tried all of the above suggestions, even before posting this thread. I also have alternative look added in the daylight. Since I used s21u before this one, I can definitelly say that there's something off about the face recognition on this device. I guess it's a software bug. With all the same settings it was working amazing on my s21u, even from an angle, in darker environments.
I'd suggest that we report this on samsung members app.
MrDusan said:
I have tried all of the above suggestions, even before posting this thread. I also have alternative look added in the daylight. Since I used s21u before this one, I can definitelly say that there's something off about the face recognition on this device. I guess it's a software bug. With all the same settings it was working amazing on my s21u, even from an angle, in darker environments.
I'd suggest that we report this on samsung members app.
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Yep report please. It may be a software bug or glitch which they should know about so they can fix it.
I can't fault mine so there is definitely a difference in experience.
Same here, seems like the issue for Samsung to fix in the following updates.
gmadjara said:
Same here, seems like the issue for Samsung to fix in the following updates.
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Please also report on samsung members.

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