Back button/gesture ghost touch. HELP! - Xiaomi Mi 10 Questions & Answers

Hi all.
When I'm watching a video on Netflix/YT etc, after a particular amount of time, the back button automatically presses once and the video stops or goes back to previous page.
* Happens only when the screen is left untouched for some time which happens only while watching a video. With the phone on the bed etc, untouched.
* Never happens while browsing etc or when you're constantly touching the screen.
* Happens once per time/event. Not that once it starts then back button keeps pressing. No, just once.
* Happens both when full screen gestures are enabled or buttons are used at the bottom.
* No fall or water damage or any other exposure. Unit is only 20 days old.
* Happens after a particular amount of time with the screen unlocked.
Any help or tips would be much appreciated.
Thanks.

Sold the phone as the problem kept increasing.
I bought it used so I suspect the previous owner had water damaged it.
Oh well

Kindly close the thread.
Thanks

Xebeck said:
Kindly close the thread.
Thanks
Click to expand...
Click to collapse
well i have the same problem but i think its firmware based

Related

[Q] Should I contact Samsung for warranty?

So here are some problems I have with my phone but I'm not sure if they make my phone valid for a replacement...
touch screen isn't sensitive enough - it doesn't respond sometimes unless my finger is perfectly perpendicular to the screen. And when I'm scrolling, it sometimes flicks all the way down by itself
Sometimes, I only press the home button once but leads to voice
The battery usually only lasts for 8-10 hours with normal usage. This includes texting, checking e-mail and facebook. I also have pretty much everything turned off and brightness dimmed halfway.
The phone freezes up from time to time. The screen goes lack and none of the buttons work, not even the power button. I have to remove the battery and put it back in to get it working again.
The battery can also get unusually hot, some times for no reason at all
I get quite a few of these issues too, not sure if they're valid for a warranty claim though. As far as I can tell, a lot of users have been getting lots of these issues also. I'd start by clearing out any apps that you don't need/use (probably easiest way is to back them all up with titanium backup, delete them all and then only install the ones you need immediately, then install others as you need them) as there could be one/some causing you some issues. As for the touch screen sensitivity, there's a few threads on here that address that (with apps) but also some kernels include a fix. I'm on slow-ass internet atm so I won't include links but just do a quick search and you'll find what you're after.
As for only pressing the home button once and getting voice, if you use the "JKAY mod" theme, there's an option to disable home button double click (very useful). As for why it happens, I'd say it's an error with switch debouncing but who knows, just get jkay and disable it.
Also, as I said in another thread, I've had very good experiences with using the void #echo kernel, so give that a try and see if it fixes any of your problems.
Try updating the firmware and also calibrate sensors to avoid further sensor problems.
I would update the firmware, but I actually want to get this traded in for warranty since I did drop my phone, leaving the chrome slightly scratched. So I guess none of my reasons would qualify for warranty then? How about the part where my phone goes completely unresponsive that I have to remove the battery before anything works again? Could that be a valid reason because the couple times it happened, I almost had a panic attack.
If you want to stay on stock and have a warranty then tell them it reboots twice a day so probably has firmware problems and they will send it away.
apollero said:
So here are some problems I have with my phone but I'm not sure if they make my phone valid for a replacement...
touch screen isn't sensitive enough - it doesn't respond sometimes unless my finger is perfectly perpendicular to the screen. And when I'm scrolling, it sometimes flicks all the way down by itself
Sometimes, I only press the home button once but leads to voice
The battery usually only lasts for 8-10 hours with normal usage. This includes texting, checking e-mail and facebook. I also have pretty much everything turned off and brightness dimmed halfway.
The phone freezes up from time to time. The screen goes lack and none of the buttons work, not even the power button. I have to remove the battery and put it back in to get it working again.
The battery can also get unusually hot, some times for no reason at all
Click to expand...
Click to collapse
You can try but all they will do is a factory reset first .
You can do that before returning under warranty .
jje

[Q] Touch Screen randomly "pressing" a certain area

So my HTC Desire Z, running CM7, has recently started acting up. There is a certain spot on my touch screen that, at random times, will act as if it's been touched. In GO SMS PRO, this occasionally lines up with a message, so I can see it press, pause, press, pause, etc. It's really annoying and screws up my usage of the phone. If I turn the screen off and then on again, it'll usually go away for a bit.
I've tried googling this issue but it's a touchy thing to phrase. (hehe, "touchy", I didn't even mean to do that!)
Does anybody know how I can find out what is causing this and/or how to fix it?
tl;dr: touch screen is "pressing" a specific spot at random
Please use the Q&A Forum for questions &
Read the Forum Rules Ref Posting
Moving to Q&A
NspktrSpacetime said:
So my HTC Desire Z, running CM7, has recently started acting up. There is a certain spot on my touch screen that, at random times, will act as if it's been touched. In GO SMS PRO, this occasionally lines up with a message, so I can see it press, pause, press, pause, etc. It's really annoying and screws up my usage of the phone. If I turn the screen off and then on again, it'll usually go away for a bit.
I've tried googling this issue but it's a touchy thing to phrase. (hehe, "touchy", I didn't even mean to do that!)
Does anybody know how I can find out what is causing this and/or how to fix it?
tl;dr: touch screen is "pressing" a specific spot at random
Click to expand...
Click to collapse
Its not rocket science is it bro ......... i figure you already can see the writing on the wall ...... sounds like your digitiser is on its way out. Quite a common issue on HTC's the capacitive touch screens just wear out.
My advice is backup, do a factory reset. see if problem persists, if so maybe try a different ROM (just for the sake of testing) see if problem persists.
If so you know its a hardware fault.
The good news is its really pretty easy to replace a digitiser in a Desire Z, I bought my own Desire Z 2nd hand with a dodgy digitiser (for about half its 2nd hand value) and replaced the digitiser in about 3 hours (that was going very slowly and being very careful)
Here is a link to the disassembly guides i used
https://www.youtube.com/watch?v=u-dR8CHEGjY&list=PLEBB8603769CE1417&index=16&feature=plpp_video
https://www.youtube.com/watch?v=SliyuYBvfic&list=PLEBB8603769CE1417&index=14&feature=plpp_video
Desire Z is one of the easiest phones i have ever worked on HTC obviously designed it to be repairable, almost everything is held by screws. So you don't have to 'unclip' loads of weak plastic crap.
All you need is to take it sloooooooowly and NEVER use much force, better to take an hour to do a job that should take 10mins than to rush or get impatient and break sh*t.
Good luck
Citizen
Update: So the "pressing" isn't really happening any more, but now there's a dead area that takes up an entire horizontal portion of the screen. I tested it out using a TouchTest app (picture 1) and the cut shows the dead portion. However, I tried it again later, and the dead portion moved up! I'm very confused, haha

[Q] Touchscreen unresponsive stripe - digitizer problem?

My Atrix's screen has become unresponsive in a vertical column (if the phone is in portrait mode) that lines up about with the W, E, and S keys. Restarting fixed the problem for maybe 20 seconds or so after the phone became usable, but doesn't seem to have made a difference after about the third time or so. I also removed the battery and held down the power button for ~45 seconds and then put everything back together, which also seemed to have helped for a minute or less before the stripe became unresponsive again. I also restored to yesterday's backup a couple different times (CM 7.2 stable), which also temporarily helped.
So after a brief search, it seems that the digitizer may be the issue. Is there any way to tell for sure? At first it seemed like a software problem, but it could also just be the digitizer acting erratically because it's going out, so I'm not really sure, and I'd rather not attempt a repair that may not be necessary.
ErrorCode680 said:
My Atrix's screen has become unresponsive in a vertical column (if the phone is in portrait mode) that lines up about with the W, E, and S keys. Restarting fixed the problem for maybe 20 seconds or so after the phone became usable, but doesn't seem to have made a difference after about the third time or so. I also removed the battery and held down the power button for ~45 seconds and then put everything back together, which also seemed to have helped for a minute or less before the stripe became unresponsive again. I also restored to yesterday's backup a couple different times (CM 7.2 stable), which also temporarily helped.
So after a brief search, it seems that the digitizer may be the issue. Is there any way to tell for sure? At first it seemed like a software problem, but it could also just be the digitizer acting erratically because it's going out, so I'm not really sure, and I'd rather not attempt a repair that may not be necessary.
Click to expand...
Click to collapse
there are some screen tester apps on Play which you could use to see if, in fact, your digitizer is a problem.
barry_ said:
there are some screen tester apps on Play which you could use to see if, in fact, your digitizer is a problem.
Click to expand...
Click to collapse
Do you have any specific recommendations? I downloaded the touch test app from here (http://www.freewarelovers.com/android/app/touch-test) to see how much of the screen was misbehaving and discovered that it was a perfect stripe the whole way down, but because I'm not terribly knowledgeable about troubleshooting phone hardware, I don't know if that's telling me it's the digitizer or something else. I attached a screenshot that shows where the stripe is.
ErrorCode680 said:
Do you have any specific recommendations? I downloaded the touch test app from here (http://www.freewarelovers.com/android/app/touch-test) to see how much of the screen was misbehaving and discovered that it was a perfect stripe the whole way down, but because I'm not terribly knowledgeable about troubleshooting phone hardware, I don't know if that's telling me it's the digitizer or something else. I attached a screenshot that shows where the stripe is.
Click to expand...
Click to collapse
#
From what I've seen on here it does look like your digitizer is at fault. I have never had to change mine but there are plenty of posters on here who have and you can look at their experiences to assist you. Also, here's a video I found so you can see what you'll have to do. Good Luck!
http://www.youtube.com/watch?v=grqz-3LdIEk
barry_ said:
#
From what I've seen on here it does look like your digitizer is at fault. I have never had to change mine but there are plenty of posters on here who have and you can look at their experiences to assist you. Also, here's a video I found so you can see what you'll have to do. Good Luck!
http://www.youtube.com/watch?v=grqz-3LdIEk
Click to expand...
Click to collapse
That's unfortunate, but at least I know that's what's wrong. Thanks for your help!

XZU goes crazy very often now

Its getting more and more often. My XZU screen goes crazy randomly. Crazy means.....like multiple presses on the phone are happening at the same time and apps are starting without pressing, even the homescreen goes crazy and goes into edit mode and the crazy ness is so crazy that I cannot even turn off the phone because the moment I hold down the power button and it shows the power off window, it immediately goes off. I cannot go to the apps I want because random ads are all going off at the same time. This whackyness normally goes away when I reboot the phone....however, I discovered today that after rebooting the symptoms came back immediately. I had to reboot twice more in order to get the phone back working properly.
HELP!!!!!
nys299 said:
Its getting more and more often. My XZU screen goes crazy randomly. Crazy means.....like multiple presses on the phone are happening at the same time and apps are starting without pressing, even the homescreen goes crazy and goes into edit mode and the crazy ness is so crazy that I cannot even turn off the phone because the moment I hold down the power button and it shows the power off window, it immediately goes off. I cannot go to the apps I want because random ads are all going off at the same time. This whackyness normally goes away when I reboot the phone....however, I discovered today that after rebooting the symptoms came back immediately. I had to reboot twice more in order to get the phone back working properly.
HELP!!!!!
Click to expand...
Click to collapse
you could change the sensitivity of the screen.
There is a file that you can edit.
navigate to system/usr/idc "max1187x_touchscreen_0"
If you edit this in a notepad app or root explorer... then find the code:
touch.filter.level = 2
and change it to 4 or maybe 6.. to make it more sensitive..
- or 1 to make it less sensative
the very supportive mr. hamdogg
Sent from my C6833 using XDA Premium HD app
nys299 said:
Its getting more and more often. My XZU screen goes crazy randomly. Crazy means.....like multiple presses on the phone are happening at the same time and apps are starting without pressing, even the homescreen goes crazy and goes into edit mode and the crazy ness is so crazy that I cannot even turn off the phone because the moment I hold down the power button and it shows the power off window, it immediately goes off. I cannot go to the apps I want because random ads are all going off at the same time. This whackyness normally goes away when I reboot the phone....however, I discovered today that after rebooting the symptoms came back immediately. I had to reboot twice more in order to get the phone back working properly.
HELP!!!!!
Click to expand...
Click to collapse
I had similar problem few times too, but it stopped after cleaning a screen. Try to do this it may be not software issue ^^.
chacho_2me said:
the very supportive mr. hamdogg
Sent from my C6833 using XDA Premium HD app
Click to expand...
Click to collapse
(Pss! You should thank him for spending his precious time helping you )
Sent from my C6833 using Tapatalk
Buy a matte screen protector
LordManhattan said:
(Pss! You should thank him for spending his precious time helping you )
Sent from my C6833 using Tapatalk
Click to expand...
Click to collapse
oooops! sooryyy ..almost forgot ("_,)
nys299 said:
Its getting more and more often. My XZU screen goes crazy randomly. Crazy means.....like multiple presses on the phone are happening at the same time and apps are starting without pressing, even the homescreen goes crazy and goes into edit mode and the crazy ness is so crazy that I cannot even turn off the phone because the moment I hold down the power button and it shows the power off window, it immediately goes off. I cannot go to the apps I want because random ads are all going off at the same time. This whackyness normally goes away when I reboot the phone....however, I discovered today that after rebooting the symptoms came back immediately. I had to reboot twice more in order to get the phone back working properly.
HELP!!!!!
Click to expand...
Click to collapse
I also have this problem. It's mostly because there is water (even very small amount, like sweaty fingers) on the screen. Just wipe the screen and make it dry.
Also for some people(like me) the problem only happens on a certain area of the screen. That area of the original film on the screen is damaged, and water on that part of the film just won't go off. You can try washing you phone with tap water, and you can see that water will stay on the defective part of the screen forming a small water pool, and clean and dry(maybe some water bead) on the rest part of the screen.
I've sent back my phone to sony for repair. Hopefully they can replace the original film. If not I guess I'll go for another screen protector.
eureka9 said:
You can try washing you phone with tap water, and you can see that water will stay on the defective part of the screen forming a small water pool, and clean and dry(maybe some water bead) on the rest part of the screen.
Click to expand...
Click to collapse
Yeah, that's the oleophobic coat coming off in certain areas. Mine's come off in the lower left corner, but that doesn't bother me since i can't see it unless i hold a flashlight over it.
LordManhattan said:
Yeah, that's the oleophobic coat coming off in certain areas. Mine's come off in the lower left corner, but that doesn't bother me since i can't see it unless i hold a flashlight over it.
Click to expand...
Click to collapse
how I wish I came to XDA earlier.. I just googled "oleophobic coating" and found out that I can repair that myself, at very low cost(about the same as the shipping cost to send it for repair...)
Well at least if sony sent it back unrepaired I can still do it myself. Just one month without my precious won't kill me (thinking positively!)

Flashing/flickering/artifacting screen?

(UPDATE: Here is a link to a short video of my issue: https://youtu.be/YqKW3tU4Fhw)
So I cant seem to find ANY info relating to this issue aside from results for the LG G4, but the solutions for said phone are all over the place. Some are bad screen, some are related to sim tray, some are related to water damage and battery etc. So basically, about a month after buying this phone (KIW-L24 US version), the screen started to artifact and flash in and out randomly. There is nothing that seems to trigger it. I have set the phone down on a table while on the homescreen and watched the lightshow. It is basically a mixture of the problems seen in these videos (Feat. LG G4).
https://youtu.be/gAUkXLR7eQI And https://youtu.be/QstOH66pfiU.
Symptoms:
Screen will randomly start to flicker and fade in and out. I will also get crazy artifacting lines. (Think de-gaussing an old CRT monitor or simillar to what is seen in the second video)
If i see the problems happening, locking the phone and unlocking again will sometimes fix it temporarily. Other times the problem continues after i turn the screen back on.
Sometimes the screen will refuse to come back on. The backlight turns on, and the digitizer responds, but the screen is still black. Making sure the screen really is off, I can come back to the phone a few minutes later and it will turn on. Other times ill have to hard reset the phone (hold power button 10 sec) and it usually brings the screen back to life.
Background:
I bought the phone "used - Like New" from amazon. It came with all the original accessories and even still had the film protector on the back of the phone. I may have noticed these problems after I received the phone, but they really only started to show about a month after purchase.
At first I though it could be software related as I was running CM13 and something could have been corrupted, so i did not just a factory restore, but a full reflash. This didn't solve the issue. Restarting my phone and the reflash did help, but the problem returned. The inability to turn the screen on persists through a reset and I have to wait till the phone boots again to get the screen back. Sometimes takes more than one reboot. This pretty much confirms a hardware issue right? If i put the phone on a black screen, i can see three small fuzzy "dots" in a triangle shape in the top left quadrant. Could the screen have been damaged by whoever owned it before returning it? They are not dead pixels per se, but seems more like areas where the backlight is showing through ever so slightly more. Not visible unless you are on a black screen in a dark room. Ill upload a video showing some of the issues. Any help is appreciated!
im afraid you need a new display brodar...
Seems to be hardware issue. You can visit the nearest service center to get it fixed for few bucks if you don't have warranty.
Yeah that's what i figured, i just needed conformation. I was able to get amazon to take the return even though I was out of the return period. So at least ill be able to get a refund. Ill just pay the extra for a new one this time haha.
One question : Do u have over heat problem with ur phone ?? If u feel ur phone is more than work from the back dont replace . U'll damage the new screen also . Some ppl erported over heat cpu issue with honor ! ;.
KobaltPanther said:
(UPDATE: Here is a link to a short video of my issue:
)
So I cant seem to find ANY info relating to this issue aside from results for the LG G4, but the solutions for said phone are all over the place. Some are bad screen, some are related to sim tray, some are related to water damage and battery etc. So basically, about a month after buying this phone (KIW-L24 US version), the screen started to artifact and flash in and out randomly. There is nothing that seems to trigger it. I have set the phone down on a table while on the homescreen and watched the lightshow. It is basically a mixture of the problems seen in these videos (Feat. LG G4).
And
.
Symptoms:
Screen will randomly start to flicker and fade in and out. I will also get crazy artifacting lines. (Think de-gaussing an old CRT monitor or simillar to what is seen in the second video)
If i see the problems happening, locking the phone and unlocking again will sometimes fix it temporarily. Other times the problem continues after i turn the screen back on.
Sometimes the screen will refuse to come back on. The backlight turns on, and the digitizer responds, but the screen is still black. Making sure the screen really is off, I can come back to the phone a few minutes later and it will turn on. Other times ill have to hard reset the phone (hold power button 10 sec) and it usually brings the screen back to life.
Background:
I bought the phone "used - Like New" from amazon. It came with all the original accessories and even still had the film protector on the back of the phone. I may have noticed these problems after I received the phone, but they really only started to show about a month after purchase.
At first I though it could be software related as I was running CM13 and something could have been corrupted, so i did not just a factory restore, but a full reflash. This didn't solve the issue. Restarting my phone and the reflash did help, but the problem returned. The inability to turn the screen on persists through a reset and I have to wait till the phone boots again to get the screen back. Sometimes takes more than one reboot. This pretty much confirms a hardware issue right? If i put the phone on a black screen, i can see three small fuzzy "dots" in a triangle shape in the top left quadrant. Could the screen have been damaged by whoever owned it before returning it? They are not dead pixels per se, but seems more like areas where the backlight is showing through ever so slightly more. Not visible unless you are on a black screen in a dark room. Ill upload a video showing some of the issues. Any help is appreciated!
Click to expand...
Click to collapse
Try moving to stock once , if it fixed stick to it for few days . 99% of possible cases for hardware issue .
So better request for a replacement from huawei . but don't mention them that u bought it used . tell them u bought it new

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