Iris unlocking and sun glasses - Samsung Galaxy S8+ Questions & Answers

Just noticed that my phone unlocks itself by scanning my irises even if I have my sun glasses on???
Maybe the scanner is too powerful I thought...so I covered one of the lenses with my hand...and tried unlocking it again...
And it did...it unlocked by scanning just one side of my face and with sun glasses on...
Maybe it is time to go back to the pin option.

hfmartins said:
I covered one of the lenses with my hand[,] and tried unlocking it again[.]
And it did[.]
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Click to collapse
Yup, one eye is all it needs to recognize.
Maybe it is time to go back to the pin option.
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Click to collapse
Why? Matching just one iris is secure enough--and certainly more secure than a short PIN.

Yea just like the note 7 it works very well and fast

Related

face unlock & iris scanner

All the reviews I read prior to receiving my phone said Samsung utilized the face unlock and Iris unlock in conjunction together.... My device tells me I can't have enough both on at the same time. Was something changed or am I missing something?
Yeah you can only use one or the other in conjunction with the fingerprint sensor...
that would be ideal to have both face recognition and iris scanner working at the same time in case one or the other cant recognize you.
nique0201 said:
All the reviews I read prior to receiving my phone said Samsung utilized the face unlock and Iris unlock in conjunction together.... My device tells me I can't have enough both on at the same time. Was something changed or am I missing something?
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Click to collapse
All the reviews I read mentions it's one or the other
choch69 said:
that would be ideal to have both face recognition and iris scanner working at the same time in case one or the other cant recognize you.
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Click to collapse
It they would work at the same time, iris scanner would never engage as face unlock is faster.
so awesome
Its one or another for sure.. From a Device user since a while..
Hmm maybe I was mistaken I swear on release day they were saying they included it to assist with unlocking when the Iris scanner isn't picking up the eyes fast enough... And the Iris scanner would be the option for when you're in pitch black situations
Iris scanner is useless if you wear glasses. Have to take off your glasses to use it.
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sanjsrik said:
Iris scanner is useless if you wear glasses. Have to take off your glasses to use it.
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I wear contacts and it works almost flawlessly. Sometimes I have to purposely not look at my phone because it unlocks so damn fast
Iris scanner is lighted with an infrared diode so no problem in total darkness.
If biometrics fail you can always unlock with your PIN.
I also recommend using the option of requiring a PIN when starting the device.
This is for your own protection in case your device gets seized at a checkpoint as you cannot be legally forced to enter a pin/password whereas biometrics (face/iris/fingerprint) you CAN be!
nique0201 said:
Hmm maybe I was mistaken I swear on release day they were saying they included it to assist with unlocking when the Iris scanner isn't picking up the eyes fast enough... And the Iris scanner would be the option for when you're in pitch black situations
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That wouldn't make much sense for security. Right now it's (biometric) from least secure to most secure face>fingerprint>iris
if the most secure can't unlock your method, why would it try a less secure method from the same general area?
they say to use iris for the most secure method. but then allow it to unlock with the least secure?
that would be like you try to login here and it says password is wrong (esdd9udskl%(_*$#1239) so then it just asks you for your first name instead to log you in.
Only way it could be useful is if the light sensor thinks it's too bright outside (where iris scanner doesn't work) then it can do face unlock only in those situations with a warning that it will use a less secure method.
choch69 said:
that would be ideal to have both face recognition and iris scanner working at the same time in case one or the other cant recognize you.
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Click to collapse
Face recognition will recognize you faster than iris every time.
The point of having the exclusivity is to have the user choose: ease of use or security
For the fraction of a second difference, I'll be choosing security with iris.
iris has been working so well for me that I see no reason for face unlock. Only time I had an issue was outside when bright and also wearing sunglasses.
Problem is, if it's bright outside, I'm wearing shades.... and when I'm wearing shades, face unlock doesn't work either lol.
another thing with iris is if the phone is too far away, you gotta bring phone or face closer to the other. (this week's example is I'm in class and trying to unlock phone under the table and it's too far for my eyes to be recognized).
if you know there is gonna be an issue, just touch the fingerprint sensor. it will open screen and unlock.
nique0201 said:
I wear contacts and it works almost flawlessly. Sometimes I have to purposely not look at my phone because it unlocks so damn fast
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Click to collapse
contacts are not glasses.
nique0201 said:
Hmm maybe I was mistaken I swear on release day they were saying they included it to assist with unlocking when the Iris scanner isn't picking up the eyes fast enough... And the Iris scanner would be the option for when you're in pitch black situations
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Click to collapse
sanjsrik said:
contacts are not glasses.
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I would think glasses would give issues because the ir light would reflect off the glasses and not brigthen up the iris
razorseal said:
That wouldn't make much sense for security. Right now it's (biometric) from least secure to most secure face>fingerprint>iris
if the most secure can't unlock your method, why would it try a less secure method from the same general area?
they say to use iris for the most secure method. but then allow it to unlock with the least secure?
that would be like you try to login here and it says password is wrong (esdd9udskl%(_*$#1239) so then it just asks you for your first name instead to log you in.
Only way it could be useful is if the light sensor thinks it's too bright outside (where iris scanner doesn't work) then it can do face unlock only in those situations with a warning that it will use a less secure method.
Click to expand...
Click to collapse
Yeah you're right but I didn't think into detail I just swore that's what I read. I swear all the head lines were like "Samsung to include face scan because Iris scanner not yet up to par" that made it sound like to me they would be used in conjunction
sanjsrik said:
contacts are not glasses.
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Click to collapse
True. Lol. But the warning on the phone always warns about contacts and glasses... I think it's for the thick colored ones that's the issue though.
Both face and Iris unlock suck. Finger is in a bad spot. FML
strongsteve said:
Both face and Iris unlock suck. Finger is in a bad spot. FML
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Iris is working phenomenally for me. I haven't used face yet though. I haven't had to use finger but I have a otter box on so I can feel right where the scanner is and my pixel kind of got me used to back scanners.

Face unlock is not smart

I trained Face unlock while I use my reading glasses.
But when I am not wearing my reading glasses it never correctly notices me.
I trained it without reading glasses and not it does not know it is me when I have the reading glasses on.
Unless I am missing something face unlock is stupid, and I can not train it to unlock on my face when I am not wearing reading glasses and when I am ?
Mine recognizes me with and without my reading glasses. Never had an issue with that. Not on my 6t, 6 and 5t
AstroDigital said:
I trained Face unlock while I use my reading glasses.
But when I am not wearing my reading glasses it never correctly notices me.
I trained it without reading glasses and not it does not know it is me when I have the reading glasses on.
Unless I am missing something face unlock is stupid, and I can not train it to unlock on my face when I am not wearing reading glasses and when I am ?
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Click to collapse
Just take a picture of your face and use that to unlock your device
mikex8593 said:
Just take a picture of your face and use that to unlock your device
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Then I got to lug a picture around, guess I can tap the picture to the selfie camera
Face unlock is also not that secure, as mike pointed out. I'd suggest avoiding it if you want to actually keep your device secure.
olliakselin said:
Face unlock is also not that secure, as mike pointed out. I'd suggest avoiding it if you want to actually keep your device secure.
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Click to collapse
Ok here is the thing, "I know it is not 100% secure" .... so what ?
I lose the phone the first thing I do is remotely kill the device, then call my service provider report the device is missing.
If it takes awhile for me to notice and somebody fines it sure they can take a picture of me and unlock it ?
Oh look here is a OnePlus 6 .... let me get my camera and take a picture so I can open if up ..... Oh wait who do I take the picture of ?
AstroDigital said:
Ok here is the thing, "I know it is not 100% secure" .... so what ?
I lose the phone the first thing I do is remotely kill the device, then call my service provider report the device is missing.
If it takes awhile for me to notice and somebody fines it sure they can take a picture of me and unlock it ?
Oh look here is a OnePlus 6 .... let me get my camera and take a picture so I can open if up ..... Oh wait who do I take the picture of ?
Click to expand...
Click to collapse
There's also been reports of other people's faces opening up the device, so you might not even need a photo of the owners face.
AstroDigital said:
I trained Face unlock while I use my reading glasses.
But when I am not wearing my reading glasses it never correctly notices me.
I trained it without reading glasses and not it does not know it is me when I have the reading glasses on.
Unless I am missing something face unlock is stupid, and I can not train it to unlock on my face when I am not wearing reading glasses and when I am ?
Click to expand...
Click to collapse
Yap same happen with me.... ?
Do your glasses cover your eyebrows?
I noticed the face unlock has no problem when I use my hand to cover half my face, but when I put my hand to cover my eyebrows, then it really doesn't recognize me.
mikex8593 said:
Just take a picture of your face and use that to unlock your device
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Click to collapse
It never works...
hasan4791 said:
It never works...
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https://www.androidpolice.com/2018/05/30/oneplus-6-face-unlock-can-fooled-photo/

Touch screen stoped working

So I droped the phone into water. And you should always turn off the device and let it dry. The problem was that the phone turned on and off itself. 2 days later when I have let it dry, I can start the phone. There is a bit of misscoloring on the screen. But when I try to enter my password, it doesn't recognize my finger. One time the screen changed like it was recognising a finger but that was only for a split second. Do you think the chip is dead? Can I remote control it somehow? I have rooted and have twrp installed. Thanks for answers
From what you say, it's damaged from water, one thing you can do is to buy a replacement for the FP sensor.
Still, wait a couple of days, it may begin to work properly again.
PalakMi said:
From what you say, it's damaged from water, one thing you can do is to buy a replacement for the FP sensor.
Still, wait a couple of days, it may begin to work properly again.
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Click to collapse
Where do one buy a FP sensor?
MasadanThe said:
Where do one buy a FP sensor?
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Click to collapse
eBay, or something. Just type honor 8 fingerprint sensor. Buy you must teardown your phone like that.
MasadanThe said:
Where do one buy a FP sensor?
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Click to collapse
There are many websites, like the one mentioned in the previous post.
However, I advise you to take to a repairman to replace it (if you don't have experience with this sort of things)
PalakMi said:
There are many websites, like the one mentioned in the previous post.
However, I advise you to take to a repairman to replace it (if you don't have experience with this sort of things)
Click to expand...
Click to collapse
I don't really understand what the fingerprint sensor have to do with the touch function on the screen.
MasadanThe said:
I don't really understand what the fingerprint sensor have to do with the touch function on the screen.
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Click to collapse
It's my bad, when you said the chip and finger in the same sentence, I didn't see the screen part.
I apologise, my bad.

Fingerprint sensor

I haven't seen any real review of the fingerprint sensor - only comments about the position on the screen.
Since there is no face or iris detection like on the Note 9, the fingerprint sensor will have to be pretty good.
Any ideas about this?
Edit: I just found one review that says there is face detection, which is a relief if it's true. I definitely saw one report that said there was only the fingerprint, so I'm now hoping that was wrong.. https://www.youtube.com/watch?v=wlMMXKKyfu4
RR-99 said:
I haven't seen any real review of the fingerprint sensor - only comments about the position on the screen.
Since there is no face or iris detection like on the Note 9, the fingerprint sensor will have to be pretty good.
Any ideas about this?
Edit: I just found one review that says there is face detection, which is a relief if it's true. I definitely saw one report that said there was only the fingerprint, so I'm now hoping that was wrong..
Click to expand...
Click to collapse
Well i hope they have improved the under screen scanner from the S10 plus because it was garbage. I actually sold my s10 plus because it was so unreliable.
There is face unlock but if it works like the s10 plus it is not secure and can be spoofed with a picture of yourself. I didnt use that feature due to this on the S10 plus and since the fingerprint scanner was trash ended up using a pin/pattern.
I didnt spend $1500 on a 2019 device to use old unlock tech lim
Iike like that.
They should have brought back the retina scanner to secure the face unlock
About 11:30 in you'll see the fingerprint sensor test. Appears flawless according to Unbox Therapy. Most people who had issues with the S10 fingerprint sensor had those issues due to the screen protectors they were using, even though they blame the phone.
https://www.youtube.com/watch?v=SIn1mbgBhww
Semantics said:
About 11:30 in you'll see the fingerprint sensor test. Appears flawless according to Unbox Therapy. Most people who had issues with the S10 fingerprint sensor had those issues due to the screen protectors they were using, even though they blame the phone.
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Click to collapse
I was using the factory installed screen protector on my S10 plus and the scanner was still terribly unreliable.
And Lew was not unlocking from a black screen in that video either which made a big difference on my s10 plus.
If i hit the power button to view the lock screen then unlocked it was more reliable but from a locked black screen it was less than 50% reliable.
force70 said:
I was using the factory installed screen protector on my S10 plus and the scanner was still terribly unreliable.
And Lew was not unlocking from a black screen in that video either which made a big difference on my s10 plus.
If i hit the power button to view the lock screen then unlocked it was more reliable but from a locked black screen it was less than 50% reliable.
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Click to collapse
I still think it had something to do with the Samsung screen protectors too, even though they claimed they were designed for that purpose. I do not use a screen protector at all. If anything happens to my screen it costs me 29 bucks to get a new one so I generally don't have any sensitivity issues.
Semantics said:
I still think it had something to do with the Samsung screen protectors too, even though they claimed they were designed for that purpose. I do not use a screen protector at all. If anything happens to my screen it costs me 29 bucks to get a new one so I generally don't have any sensitivity issues.
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Click to collapse
It will cost me alot more than that to replace my screen here in Canada!
Semantics said:
I still think it had something to do with the Samsung screen protectors too, even though they claimed they were designed for that purpose. I do not use a screen protector at all. If anything happens to my screen it costs me 29 bucks to get a new one so I generally don't have any sensitivity issues.
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How do you get a $29 screen replacement?
jejb said:
How do you get a $29 screen replacement?
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Verizon insurance for 13 bucks a month. Unlimited screen repair on supported devices.
Semantics said:
Verizon insurance for 13 bucks a month. Unlimited screen repair on supported devices.
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Click to collapse
I wish we had that here,i can get device protection from rogers but it has a deductible each time and its over 100
Semantics said:
Verizon insurance for 13 bucks a month. Unlimited screen repair on supported devices.
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Click to collapse
Ah, gotcha'. When I look at that, though, I also add in the $13 a month for a total cost of $341 over 2 years, including one screen replacement. Not saying it's a ripoff or anything. I have used my insurance and was glad to have it. I just like to look at the total cost.
Many thanks for the link to that review, it puts my mind at rest.
I don't use screen protectors because I always use use a folding case - never broken a screen yet.
Face unlocking is there. But I believe it uses just the camera no special sensor. I presume
pbp123454321 said:
Face unlocking is there. But I believe it uses just the camera no special sensor. I presume
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Yes so not secure at all like the S10 plus..totally useless.
They really should have left the retina scanner on the newer stuff....losing that is a problem.
force70 said:
Yes so not secure at all like the S10 plus..totally useless.
They really should have left the retina scanner on the newer stuff....losing that is a problem.
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Click to collapse
I totally agree! I even think note 9 was hands down the best true note phone the made.
The ultrasonic FP sensor is not an improved one or 2nd gen. or something, it's the same one used in the s10 series, now placed up.
pbp123454321 said:
I totally agree! I even think note 9 was hands down the best true note phone the made.
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Click to collapse
Yes, I agree with you. I went from a nexus with it in the back as well, then the moto fingerprint reader at the base in the front to the back, and now it's going to the front again. I'm 80% sure I've disliked each transition but thelis iteration makes me the most nervous. The only thing I like about Apple is the Face ID as it's very quick. Though I don't like having my phone unlocked each time I pull it out. Plus, my work has strict security rules for keeping locked.
Virgo_Guy said:
The ultrasonic FP sensor is not an improved one or 2nd gen. or something, it's the same one used in the s10 series, now placed up.
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Click to collapse
Well thats not good because it sucked on the S10 plus and is the main reason i got rid of it.
I could have a very short stay on the Note 10 plus if it is as bad....unfortunate since its an amazing device but being able to reliably and consistently unlock your device on the 1st attempt is a basic feature.
zedwards said:
Yes, I agree with you. I went from a nexus with it in the back as well, then the moto fingerprint reader at the base in the front to the back, and now it's going to the front again. I'm 80% sure I've disliked each transition but thelis iteration makes me the most nervous. The only thing I like about Apple is the Face ID as it's very quick. Though I don't like having my phone unlocked each time I pull it out. Plus, my work has strict security rules for keeping locked.
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Click to collapse
Business requires it to be locked?? Omg remember the nexus with the stars back, was totally ahead of its time! I loved it. I'm actually getting use to the fingerprint and face unlock of the note, has tons of settings, and not to let it unlock after recognizing the face
pbp123454321 said:
Business requires it to be locked?? Omg remember the nexus with the stars back, was totally ahead of its time! I loved it. I'm actually getting use to the fingerprint and face unlock of the note, has tons of settings, and not to let it unlock after recognizing the face
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Click to collapse
Yes, in order for me to have work email on my phone, corporate security policy requires using a pin with 7 numbers/letters and not just 4, or using a fingerprint reader, but no face unlock. Fun stuff.
Nexus had such a great fp reader! Was pretty responsive and the same place as the note 9. Will need to get used to maybe using my thumb now?
zedwards said:
Yes, in order for me to have work email on my phone, corporate security policy requires using a pin with 7 numbers/letters and not just 4, or using a fingerprint reader, but no face unlock. Fun stuff.
Nexus had such a great fp reader! Was pretty responsive and the same place as the note 9. Will need to get used to maybe using my thumb now?
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Click to collapse
Oh wow, what secrets do u have on your phone lol. I'm talking about the nexus 4 but ur right! I had the 5x and loved it !! The gestures too felt so intuitive not a gimmick.. I'm use to it already. Took like 2 days lol. I wish the punch hole was in the corner tho. But it is what it be

Facial recognition fails more often than works.

Title pretty much says it. I even added two different faces angles for recognition. I'd go as far as saying seldom does it work.
Anyone else having this problem? Anyone know of any thing to do to improve it?
Try taking a scan with a mask on
Face unlock on phones with just camera is not safe.
Since you can use a pic of yourself to unlock the device, so never use face unlock unless the device uses more advanced technology to scan your face.
ewingr said:
Title pretty much says it. I even added two different faces angles for recognition. I'd go as far as saying seldom does it work.
Anyone else having this problem? Anyone know of any thing to do to improve it?
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Click to collapse
Are you doing a scan with the phone straight in front of your face and another with the phone held about chest height?
Jake.S said:
Face unlock on phones with just camera is not safe.
Since you can use a pic of yourself to unlock the device, so never use face unlock unless the device uses more advanced technology to scan your face.
Click to expand...
Click to collapse
I've actually tried this on the N20U and can't get it to unlock with a picture.
airmaxx23 said:
Are you doing a scan with the phone straight in front of your face and another with the phone held about chest height?
I've actually tried this on the N20U and can't get it to unlock with a picture.
Click to expand...
Click to collapse
Then you aren't doing it right. It's been proven with devices with just camera to unlock can be bypassed with picture of yourself.
Here is an example video of proof:
https://youtu.be/_L_UFY3Bg74
Here's one with s10 face unlock bypass.
https://youtu.be/BGgQ9woZQOg this one is even with a video.
Jake.S said:
Then you aren't doing it right. It's been proven with devices with just camera to unlock can be bypassed with picture of yourself.
Here is an example video of proof:
https://youtu.be/_L_UFY3Bg74
Click to expand...
Click to collapse
I know it's been done with some devices, I'm just saying that I tried it with this device and didn't get it to unlock.
airmaxx23 said:
I know it's been done with some devices, I'm just saying that I tried it with this device and didn't get it to unlock.
Click to expand...
Click to collapse
Because you probably didn't do it right.
airmaxx23 said:
Are you doing a scan with the phone straight in front of your face and another with the phone held about chest height?
I've actually tried this on the N20U and can't get it to unlock with a picture.
Click to expand...
Click to collapse
Yes, I did the two scans.
I am not expecting it to work when using a mask.
Sounds like most folks are not having issues with it. I will try a new pair of scans
Jake.S said:
Because you probably didn't do it right.
Click to expand...
Click to collapse
Taking a picture and holding it in front of the phone isn't difficult, I even got the vibration when it didn't recognize the face. Have you tried it?
airmaxx23 said:
Taking a picture and holding it in front of the phone isn't difficult, I even got the vibration when it didn't recognize the face. Have you tried it?
Click to expand...
Click to collapse
No, but to how unbox therapy did he had to move picture forward and backwards at the phone until it recognised the picture and then unlocked the device.
So make sure pic you got isn't to dark and has well lit face and that camera can see picture well, otherwise it won't work.
Skickat från min SM-N986B via Tapatalk
Jake.S said:
No, but to how unbox therapy did he had to move picture forward and backwards at the phone until it recognised the picture and then unlocked the device.
So make sure pic you got isn't to dark and has well lit face and that camera can see picture well, otherwise it won't work.
Skickat från min SM-N986B via Tapatalk
Click to expand...
Click to collapse
I've probably spent about 20 minutes trying to unlock it taking several different pictures with 3 devices and at least 50 total attempts and I haven't gotten it to unlock once. It may be possible on these but it seems like it isn't going to be very easy. Try it and see what happens.
Facial rec wouldn't be of any concern if only the Smart Location worked consistently. It fails more often that it works.
I saw a suggestion on older devices to put the pin on the location map in 4 places around the home. But the current softward doesn't allow that. At least I couldn't get it to work.
Then there's finger print unlock. That's a big pain too.
This issue is really annoying. The suggestions to fix never work. i.e. taking new pics, or high/low light pics. I've tried everything to no avail. (OneUI 3.0 Android 11, N986B)
Bullsclarinet said:
Well, I though that photos do not work to unlock the phone, I have an Iphone and face id there works just with my face, and it is always in attention mode. So if I do not look on the screen it doesn't work. Seems prety advanced to me.
p.s I don't know about samsung
Click to expand...
Click to collapse
On iPhones its different technology for face unlock. They use infrared or some face scanner technology. While Android phones with software facial unlock by using normal camera isn't as secure than what Face ID is on a iPhone or an Samsung galaxy s9/note9 has got.
Agree, but it shouldn't be SO terrible. It works pretty flawlessly on Huawei P30 Pro, but then can't make it too tricky to send private details to the PRC

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