fingerprint fail - Huawei Mate 9 Questions & Answers

hi i got mate 9 before a week but i have problem with add new finger print i have to push hard to read my finger the sensor fail to read it but when i unlock the screen it doesn't fail and unlock fast i did full factory rest but not change any thing

Something I do from time to time with mine. Turn the phone OFF. Take a little cleaning solution (I use "windex") and clean off the fingerprint sensor pad. Your fingers have skin oil, dirt, and if like mine, grease and who knows what else. After unlocking it a few thousand times a week, it could get contaminated and just might need a good cleaning.

p51d007 said:
Something I do from time to time with mine. Turn the phone OFF. Take a little cleaning solution (I use "windex") and clean off the fingerprint sensor pad. Your fingers have skin oil, dirt, and if like mine, grease and who knows what else. After unlocking it a few thousand times a week, it could get contaminated and just might need a good cleaning.
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Wow bro u are absolutely right this help alot it work good now after good clean

Related

Sticky Screen? This is Quite Odd...

*Note: NONE of the other threads have helped me with this, so please don't tell me to search, because I have read ALL of the threads pertaining to this, on multiple forums*
Hey guys, I recently bought a Galaxy S2 about 2 weeks ago, and everything has been working fine, until I ran into a "problem" yesterday...
The screen seems to be "sticky". I cannot smoothly slide my finger over it. I have no screen protector atm. This applies for all my fingers, both hands. The really weird part about this though is that if I were to try sliding the screen with the back part of my hand, or my knuckles, it's perfectly smooth.
I have wiped it down with a microfiber cloth multiple times (I also lightly breathed on the screen to allow for some condensation before wiping it with the microfiber).
And so that nobody makes shroud comments about my "cleanliness", my hands are perfectly clean, I have washed them multiple times thinking that for some reason they could be dirty, and I have also tried putting rubbing lotion and baby powder on my hands, to no avail.
I am a general "clean-freak", so it can't be that my fingers are dirty...
What should I do? I have absolutely no idea what to do from here!
Are you running stock or a custom rom?
I ask because it could just be the rom. Also, it may have to do with the memory on the phone.
Now it is weird that its different with the back of your hand... do you have poor circulation? Just a thought
Sent by Supersonic!
imheroldman said:
Are you running stock or a custom rom?
I ask because it could just be the rom. Also, it may have to do with the memory on the phone.
Now it is weird that its different with the back of your hand... do you have poor circulation? Just a thought
Sent by Supersonic!
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This is a completely physical "problem". I can actually feel it with my finger when I try sliding across the screen (I feel the resistance, and the "stickiness").
My circulation is perfect fyi.
But to answer your original question, everything is pure stock.
Just rub your finger with a cloth like your trouser or jeans will solve the problem
rkkaranrk said:
Just rub your finger with a cloth like your trouser or jeans will solve the problem
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I actually tried that. But it didn't work at all.
I am honestly extremely confused though as to why this is happening at all....
Well, I have tried using eyeglass cleaner, to no avail. I sprayed some on the microfiber, rubbed it in circular motions on the screen, then dried with another microfiber. No results. I tried that 3 times. Then, I took a Q-Tip, dipped one end into the eyeglass cleanser (pretty much the same as rubbing alcohol), then ran it in circular motions across the screen, then rubbed and dried with a microfiber - still the same. I did this 2 times.
SOMEBODY PLEASE HELP ME! (sorry about the caps lock, I'm really confused and mad...)
Hey I have a solution that works for me for your exact problem. However, if your a clean freak this may or might not rest well with you. But whenever I find my screen gets to "sticky" for swype or any games etc that require a lot of swiping motions. I actually just use the natural oils on my face by either rubbing my forehead or nose really quickly with my pointer finger then rubbing my phone screen, preferably to a screen with a screen protector. My face isn't excessively oily or anything but the face has natural oils on it. Even when you wash it frequently. If you ever over do it the oils are pretty easy to just wipe off as well. It's a very quick and easy and natural solution whenever your screen is hard to swipe. Hope this helps.
Am all natural, organic, sustainable solution... Hippie! Lol
Sent from my PC36100 using xda premium
I can't remember whether it (the SGS2) has one or not, but it sounds very similar to what happened when the oleophobic (fingerprint-resistant) coating rubbed off an old iPhone of mine. Resistance went through the roof, smudges very apparent etc.
Easiest solution is to just give it a solid clean with either denatured alcohol or a window cleaning solution (to get rid of the oils and greases - a cloth and saliva won't do) and whack a screen protector on over the top.
I find cheap eBay protectors are less resistant than some of the premium brands (Looking at you, Zagg - ugh), so a couple of bucks should fix this for you.

[Q] Home button gettings scratches so fast? Reason for faulty fingerprint scanner?

Hi
I have witnessed that my fingerprint scanner gets worse and worse. When I first got the phone, one fingerprint was enough to unlock the phone, now I have the same thumb on it 4 times to increase the accurate and it still fails often.
I tried clean my fingerprint scanner and under light, I could see it's full of scratches. The screen itself don't have a single scratch, so the home button glass/plastic looks pretty cheap, as it's tons of small scratches all over, even tho my phone is always alone in my pocket and never lying face down on the table.
Anyone else having this issue and could it be the reason, that a lot of people complain about the fingerprint scanner?
Thanks in advance
My advice would be to turn the damn thing off if ya don't like it... I certainly don't like it in my Note 4 , so I shut that crap off and just did it the old fashioned way. Lol I really doubt that the scratches are making it so it's not working good but that's my take on it. A fingerprint sensor would probably have to have some pretty good sized scratched to affect the sensor. I say that cause the sensor used in my iPhone is scratched to **** and it still works. I know it's 2 different pieces of hardware but all the same concept. And my S6 and Edge are both doing just fine. No scratches at all and a fully functional scanner! It's gonna take people time to use it correctly and by that I mean, you will have to find out the sweet spot and the right amount of pressure to apply. I have, and my screen opens up QUICK!

My solution for the whitestone dome fingerprint issue

So I've been having a lot of trouble getting the fingerprint reader to work well with the whitestone dome.
I had both first gen and second gen whitestone glass and with their application methods, even the revised one with pressing down on the reader just doesn't cut it for proper recognition.
So I started trying different things and ended up with trying to use as less glue as I can with applying.
So what I do is:
Preperation:
Clean the device as in the description. Clean it with alcohol, slip it in the tray (I put a extra paper towel under the phone) and use the sticker to get the dust off
Glue:
Put the whole tube of glue on the phone (don't try to shake the last drop out, this can create air bubbles) and proceed as the manual describes. Move the glue blob to the center and pull the pin to drop the glass on the phone. Make sure there are no bubbles!
Applying:
So this is where I do something different. I try to get the glass as close as possible to the phone and squeeze as much glue out of the glass. I do this by applying pressure with a piece of Plexiglas that is about the size of the protector, but small enough to never touch the glue.
Prepare the UV light first and have it powered and within reach.
I put the plexiglass on top off the uncured screen protector and use 4 fingers to press down hard on it so that most of the glue squeezes out (that's why I have a extra paper towel under the phone)
KEEP APPLYING THE SAME PRESSURE
If you let loose of it air will get under the glass.
Now get your UV light and turn it on and shine the light on the device while keeping pressure on the glass.
Do this for both sides and do a minute on both.
Finishing up:
Take off the plexiglass and take the phone out the cradle.
Carefully clean the sides but try to use as little alcohol as possible.
Use the UV light again (I do this for about 1 minute each side again and do this 2 or 3 times)
Final cleaning of the phone
Increase touch sensitivity under the settings and register 2 fingerprints with it.
Tadaaaa! It should work miles and miles better than the other methods for applying this thing. I went trough about 5 domes and almost gave up until I tried this.
This also fixed the peeling problem for me since the glass is way closer to the phone
Hope it will help you guys too if you decide to try this.
You might also want to re register your prints after a week or so because the glue could still cure after the whole process and affect the sensor slightly
Ripthulhu said:
...
You might also want to re register your prints after a week or so because the glue could still cure after the whole process and affect the sensor slightly
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Click to collapse
I've noticed that too... You'll have to re-register the fingers after few days for better results. It is hard to explain but also the process of registering could be repeted few times until the result is good. You could imagine the glass/glue damage the real image of finger so you have to scan it in different ways until you reach the best recognition position.
I made about 8, 9 scans / finger until I reached a response of 90% of scanner. For me is OK!
MoshPuiu said:
I've noticed that too... You'll have to re-register the fingers after few days for better results. It is hard to explain but also the process of registering could be repeted few times until the result is good. You could imagine the glass/glue damage the real image of finger so you have to scan it in different ways until you reach the best recognition position.
I made about 8, 9 scans / finger until I reached a response of 90% of scanner. For me is OK!
Click to expand...
Click to collapse
Yeah definitely.
I noticed the more glue is between the glass and the screen, the more sensitive it get to issues like that.
That's why I applied it with pressure and recognition is up to 95%+ without having to press harder.
Why would it matter the pressure on the whole device? Wouldn't it be enough with pressure on the fingerprint scanner area?

My Whitestone experiencie

So, I just installed the Whitestone Dome on my S10+.
1) Installation is complicated for someone who has never done this kind of screen protector before.
2) Fingerprint for me is working exactly as before. If I put the finger in the right place for enough time then I get like 100% success rate. Don't even need to press harder than before.
3) I got bubbles... My desk wasn't perfectly flat, so like 30% of the adhesive started spilling out and I think this caused the bubbles, but you can avoid it by doing it in a perfectly flat surface.
I hate having bubbles cos it's a expensive screen protector, but they are not as bad... so maybe in the future I'll try to reapply it.
Hope this helped.
I would look on Ali Express for replacement uv screens. You already have what probably cost the most from White Stone, which is the application contraption.
Well, for me, it was hard to apply it the first time. I'm glad I went with the box with 2 screens protectors.
About 2 or 3 weeks after applying it, I started noticing some cracks on it even if the I didn't drop the phone nor had it in same pocket as change and keys but still it was good. a couple of days ago I accidentally dropped the phone from about 1m high and it did absorb the chock very well. I'll definitely would get a replacement from them soon.
As for the fingerprint it does work fine and I have about 9:10 success rate.
After one month of use I have a different view on this.
1) Fingerprint stops working after a few days and you need to redo the prints every 3/4 days. Even if you do that, it won't work great.
2) I can see more bubbles than before, specially on the edges.
3) One corner has a small crack, so can't reapply it... I think I only droped it once and I have a strong case, so the glass didn't even touched the floor.
I would recommend not to expend this amount of money on this. It would be ok if it costed 20 usd. But 50? 40? It's just too expensive for this product.
In my case it was perfect installation, following instructions. I'd say fingerprint is harder todete t now
Iv been using an Amazon brand Whitestone for years by a company called "color" they are the same quality and never had any issues with them.. cost me £10 GBP
Pixelguy said:
Iv been using an Amazon brand Whitestone for years by a company called "color" they are the same quality and never had any issues with them.. cost me £10 GBP
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link please.
i installed the white dome.. i have used them on many many phones.. have to say finger printer scanner doesnt work worth a **** now with it on there.
Pixelguy said:
Iv been using an Amazon brand Whitestone for years by a company called "color" they are the same quality and never had any issues with them.. cost me £10 GBP
Click to expand...
Click to collapse
Would great to have a link to buy these many thanks
the whitestone will kill the finger print scanner to useless mode..
wadialdoor said:
link please.
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jockrocky said:
Would great to have a link to buy these many thanks
Click to expand...
Click to collapse
https://www.amazon.co.uk/dp/B07TJPHFF8/ref=cm_sw_r_em_apa_i_gnNLDbAXPX0ZR
There you go!
Please note the only downfall with any glass protector is the fingerprint scanner works but is a lot less sensitive!
Pixelguy said:
https://www.amazon.co.uk/dp/B07TJPHFF8/ref=cm_sw_r_em_apa_i_gnNLDbAXPX0ZR
There you go!
Please note the only downfall with any glass protector is the fingerprint scanner works but is a lot less sensitive!
Click to expand...
Click to collapse
Thanks for the link am still old school use pin security on my phone ..put a couple in the cart thanks again
They have an old video and an updated one. The update one will tell you to cure the bottom and top for 15 seconds each, and then take the phone out and apply pressure for a minute to the finger print reader. Not too hard not to soft. I did it more on the hard side just to make sure. Then cure all around for 4 mins total top and bottom. The finger print reader will work as if it was naked. Trust me I tried this glass for the 5th time. And this little info did the trick. You know it you did it right if you attempt to use it without redoing your fingerprint. It would be a hit and miss until you rescan it. I would also leave your old one in there incase you have to remove it. So you dont have to redo the fps again.
I can confirm BuBbLeFIZzY's experience.
Im from German and i chose also a cheep solution.
https://www.amazon.de/dp/B07TMYSJKF/ref=cm_sw_r_wa_apa_i_egP-DbKJECCP2
First I applied it as I was used to with my s8 and it resulted in a very unreliable fingerprint scanner. Then second time I followed the instuction of dome Glas and as BuBbLeFIZzY's mentioned... it worked out perfectly. It's like 95% fingerprint accuracy so basicly as it was before.
I can recommend this. Just do the pressing after first stage trick and it will be perfect.
Save your money. Dome Glas is in my opinion not worth it (I had one) and the Installation without the frame was equaly difficult or easy. (I think it is even easier to apply the protector without the plastic around it because you can soak up spare adhesive at the edges.)
I think it's great. Just make sure you register your warranty and you can get a new one for $10 bucks. And make sure you keep the light because they only send you the screen and 2 glue and the frame. For some reason I been dropping my phone alot lately and keep cracking it. So i claimed at least twice within a month and they dont care. I think they know it cracks real easy. Also save your finger print with and without the screen protector so if it does crack you dont need to redo it all over again. Even though I had set the fp with the glass on when I took it off it still worked. And still did when I had to put a new one on. Just dont forget to press real firm for a minute like I said before.
BuBbLeFIZzY said:
I think it's great. Just make sure you register your warranty and you can get a new one for $10 bucks.
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Until they think "Yeah, that's enough" and just deny you your warranty request. They did that after 3 times to me and haven't been able to resolve it.
Ripthulhu said:
Until they think "Yeah, that's enough" and just deny you your warranty request. They did that after 3 times to me and haven't been able to resolve it.
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Well that sucks. This my 4th time and just got approved yesterday for the new one. Maybe dont do it 3 times within a month? Lol.
FWIW, I got this one from BB and had them install it. That was the key. They messed up with three of them, no cost to me. Then one was on pretty good, and over about four months it started showing wear and tear. Took it back in and they replaced it again. No charge. This one is solid, no bubbles, no drama. I can't speak to the whole "hybrid" thing, seems like a normal screen protector to me, but the scratches and dings my first one had would have messed up my screen for sure.
In this case, it was $40 well spent for a $1000 phone. And I thought sure they would have given me drama about the length of time I had it on, but not one problem. Watching them open up four $40 protectors off the floor was a trip the first time,. I couldn't imagine trying to do it myself. Like I said, FWIW
https://www.bestbuy.com/site/zagg-i...sung-galaxy-s10-clear/6356750.p?skuId=6356750
Yesterday I decided to buy the Whitestone, more out of curiosity. I applied it myself.
The installation was the most difficult I've done on any phone, too many parts, too many things to consider, too many perfectly timed actions needed. I wasn't able to avoid the mistake, so I got two small bubbles at the center of the screen. The look bad when the screen is off.
I did my best and followed the instructions as closely as possible, especially concerning the fingerprint scanner, which is a must for me. So, I can safely say that I'm on my second day and the fingerprint scanner works more than 90% well. I could go as far as to say that it works even better than before, maybe because the glass gives me a better feeling. Only time will tell, I'll keep you posted. One thing's is for sure, its price is off the charts and does not allow too many experiments, €40 is a lot of money for something that disposable and easy to get destroyed.

finger print unlock

Is anyone having issue settling up the finger unlock. It keeps tell me to press harder, but I press any harder I'm going to break the screen...
networx2002 said:
Is anyone having issue settling up the finger unlock. It keeps tell me to press harder, but I press any harder I'm going to break the screen...
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Click to collapse
if theres a screen protector on the phone, that might be the problem
networx2002 said:
Is anyone having issue settling up the finger unlock. It keeps tell me to press harder, but I press any harder I'm going to break the screen...
Click to expand...
Click to collapse
Did you check to see if there is software update available? T-Mobile version has an update which indicates improvements to the fingerprint, camera, touch screen and so on.
Got it to work! For some reason it doesn't like that finger...
I just got an update for my unlocked version
After update I still have trouble with the sensor. After the fold debacle I'm unsure as to weather or not the clear film on the screen should come off. Those with fp working, have you removed that film?
papashex said:
After update I still have trouble with the sensor. After the fold debacle I'm unsure as to weather or not the clear film on the screen should come off. Those with fp working, have you removed that film?
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Click to collapse
Works fine here with the film. Set the same fingerprint up a few times, and once you get used to how hard/where to touch it, it works fine in my experience.
Mine's working fine. In fact, it's working much better than it did on my S10+ - that was really hit or miss.
Semantics said:
Works fine here with the film. Set the same fingerprint up a few times, and once you get used to how hard/where to touch it, it works fine in my experience.
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papashex said:
After update I still have trouble with the sensor. After the fold debacle I'm unsure as to weather or not the clear film on the screen should come off. Those with fp working, have you removed that film?
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Click to collapse
it's meant to work WITH the film.
Thanks all. I'm just too used to the light touch / swipe options on the traditional (now obsolete) rear finger print sensor. Retraining required but all good now.
I'm using One hand operation+ with gesture to lock phone. It is Samsung own software so you can use fingerprint to unlock your phone.
Try it
JamesYoutt said:
if theres a screen protector on the phone, that might be the problem
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Click to collapse
This may sound weird, but the other day i replaced the original screen protector that was applied on the phone from factory and applied a new TPU film screen protector, since then the fingerprint scanner has been working perfectly each time. Just a tap like how the Youtube reviewers have mentioned, Never have i ran into "press harder" error message since then.
At first I thought the in-display fingerprint reader was the perfect solution. On my unlocked from Samsung U.S. Note 10+ the fingerprint unlock is very finicky. Of course I removed the plastic screen protector immediately. So the glass display is naked.
If anything will make me take a hammer to this phone and smash it into a pile of pulverized dust it will be the fingerprint unlock. It seems to work best in humid environments. If I were to need to unlock my phone in a hurry (Samsung Pay, boarding a plane), I would enter the pin never fingerprint. This is sad because I was and still am somewhat in love with the Note 10. The fingerprint unlock is driving me to loathe this thing.
JBH_Film said:
At first I thought the in-display fingerprint reader was the perfect solution. On my unlocked from Samsung U.S. Note 10+ the fingerprint unlock is very finicky. Of course I removed the plastic screen protector immediately. So the glass display is naked.
If anything will make me take a hammer to this phone and smash it into a pile of pulverized dust it will be the fingerprint unlock. It seems to work best in humid environments. If I were to need to unlock my phone in a hurry (Samsung Pay, boarding a plane), I would enter the pin never fingerprint. This is sad because I was and still am somewhat in love with the Note 10. The fingerprint unlock is driving me to loathe this thing.
Click to expand...
Click to collapse
Same here. I absolutely loath the fingerprint reader to the point that I wish I had never sold my S10E. It will be the last Samsung phone that I EVER buy if it's not fixed.
Unfortunately, not 100% success in fingerprint unlocking in my note 10. .. I missed my note 9..
gpap2004 said:
Unfortunately, not 100% success in fingerprint unlocking in my note 10. .. I missed my note 9..
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Add two fingerprints with the same finger, it'll make it faster & more accurate.

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