[HELP]Part touch screen not working - Xperia Z1 Compact Q&A, Help & Troubleshooting

So until day before yesterday, My phone had been working fine, no issues at all. Then suddenly I started getting ghost touches. I thought i twas due to the some smudges on screen. Tried cleaning it, but the touches would remain. Turned screen on and off used to make it go for sometime. Rebooted, the issue seemed sorted. Then yesterday, I started to notice that the part where ghost touches were occurring, touch is not working. Rest part works absolutely fine though. Tried the screen touch test in service test in service menu, it showed that much part to be unresponsive. So is there any chance I can recover by testing with some software or replacing digitizer(which comes with screen I think) is the only option? I have attached the a screenshot of the touch test. The black rectangle in center is the one where touch is not working. I have removed the screenguard, so that was not causing the issue.
I'm on stock, rooted and xposed. Also tried reverting back to a clean PRF(rooted and recovery), but same results were obtained. Once or twice I was able to get a single line of touch across, but that's it.

for a week or two my phone also started getting ghost/phantom touches in roughly the same area. I haven't taught much of it until now, your post has made me concerned that my screen too will stop working.
keep the thread updated if there's any new development

karamancho said:
for a week or two my phone also started getting ghost/phantom touches in roughly the same area. I haven't taught much of it until now, your post has made me concerned that my screen too will stop working.
keep the thread updated if there's any new development
Click to expand...
Click to collapse
Tried a few apps, none are able to register touch in the specified region. Will most probably have to replace digitizer. How is Your phone fairing?

Mirhawk said:
Tried a few apps, none are able to register touch in the specified region. Will most probably have to replace digitizer. How is Your phone fairing?
Click to expand...
Click to collapse
still getting phantom touches in the upper part of the screen. It's not so bad that it wold be considered a problem, only a mild annoyance for now

What did you do to solve it?
I have the same phantom touch issue now, in the exactly same area

patoberli said:
What did you do to solve it?
I have the same phantom touch issue now, in the exactly same area
Click to expand...
Click to collapse
I wasn't able to solve the problem, and I'm using as it is for now as I can't spend much on the phone. One user had said that even replacing the digitizer might not work, not sure why though. Were You also rooted and/or exposed?

patoberli said:
What did you do to solve it?
I have the same phantom touch issue now, in the exactly same area
Click to expand...
Click to collapse
welcome to the club
my situation is the same as with @Mirhawk. I'm using the phone as it is until I can put aside enough money to buy some other phone.
bonus thread

Nope, neither rooted nor xposed.
I sadly can't anymore really use the phone, it started from one day to the other. Luckily I already ordered a new phone a week ago, it just needs to be delivered....

Related

[Q] Phantom screen presses

Is anyone aware of a fix for phantom touches on the T-Mobile S4 ?
I've been searching the net, and either there aren't any reports of this for the S4 yet, or I'm using the wrong keywords.
On my black S4 I'll get the occasional double letter when typing. I use Thumb Keyboard.
My wife, however, has a white S4 and hers seems to go nuts. She's using the same keyboard, but it still does it with the stock board as well.
It'll register multiples of phantom presses, not all in the same location either.
This was a problem for our Sprint SGSIIs.
Any ideas? Can it be corrected, or does it have to be replaced like the SII?
KYT said:
Is anyone aware of a fix for phantom touches on the T-Mobile S4 ?
I've been searching the net, and either there aren't any reports of this for the S4 yet, or I'm using the wrong keywords.
On my black S4 I'll get the occasional double letter when typing. I use Thumb Keyboard.
My wife, however, has a white S4 and hers seems to go nuts. She's using the same keyboard, but it still does it with the stock board as well.
It'll register multiples of phantom presses, not all in the same location either.
This was a problem for our Sprint SGSIIs.
Any ideas? Can it be corrected, or does it have to be replaced like the SII?
Click to expand...
Click to collapse
This sounds like a bad digitizer. Which means hardware failure.
However there are steps to try first to make sure it's not just a correctible software glitch.
If you're only having the problem when using the keyboard that's a very good sign that tells me it could be a software problem. To test that theory go into the settings and find Manage Apps. Then go to the keyboard and clear cache and data. See if that makes it better.
If you have the pahntom touches everywhere you're going to have to take a more "nuclear" approach. If you can back up your user data on the white phoen that is going bonkers, do a full factory reset. See if that fixes it.
If that still fails, you can use Odin to reflash the original stock ROM to teh phone and make it exactly like it came out of the box, even if you've done OTA updates.
That's the most thorough thing you can try without rooting it and installing a custom ROM.
If none of those work, it's a hardware glitch and you'll need a new one.
Skipjacks said:
This sounds like a bad digitizer. Which means hardware failure.
However there are steps to try first to make sure it's not just a correctible software glitch.
If you're only having the problem when using the keyboard that's a very good sign that tells me it could be a software problem. To test that theory go into the settings and find Manage Apps. Then go to the keyboard and clear cache and data. See if that makes it better.
If you have the pahntom touches everywhere you're going to have to take a more "nuclear" approach. If you can back up your user data on the white phoen that is going bonkers, do a full factory reset. See if that fixes it.
If that still fails, you can use Odin to reflash the original stock ROM to teh phone and make it exactly like it came out of the box, even if you've done OTA updates.
That's the most thorough thing you can try without rooting it and installing a custom ROM.
If none of those work, it's a hardware glitch and you'll need a new one.
Click to expand...
Click to collapse
I'll give these a shot, and report back with my findings.
wiping the keyboard data seems to have helped out
additionally, my wife noticed that when her hands were clean and dry this didn't happen, she uses lotion a lot so when she used it again, the phone started acting up again.
KYT said:
wiping the keyboard data seems to have helped out
additionally, my wife noticed that when her hands were clean and dry this didn't happen, she uses lotion a lot so when she used it again, the phone started acting up again.
Click to expand...
Click to collapse
That'll do it. The lotion could be conductive, which will cause multi touches on the digitizer once a lotion layer builds up
Sent from my SGH-M919 using xda app-developers app
Wasn't the lotion. There was no lotion on its skin, alas phantom touches again...
My wife could hold the phone in her hand, and watch the keyboard keys register presses.
I called T-Mobile, they said they could replace it with a refurb or they'd called Samsung and get the warranty process started.
I didn't want to replace a brand new phone with a refurb. Samsung provided a 2-day shipping label, it was dropped off at UPS today.
Standard operating procedure: 2 days there, 5-7 business days with a tech, 2 days back to us.
Since we just switched from Sprint to T-Mobile, I don't have any backup phones, so we got a loaner from a T-Mobile retail location.
It's a slider feature phone, wife is none too pleased. Going through Samsung isn't costing us anything other than the $53 deposit on the phone.
We'll see how it goes when the phone makes it back.

Random (and ghostly) touches on screen

Hi guys!
I have a F180L (converted on a E975), my phone never fell from any distance, or had any kind of impact, BUT...Since I updated to last version o Carbom ROM, I've got a issue on my screen...
There are random touches on my down-left corner of the screen. It's completely random, while the charger is plugged, or not. But it only happens when an app is opened, while in homescreen (even on google now cards) everything is ok...
I've already flashed another rom, the AOKP Android L release 11, the problem still here...I installed a screen tester app, and this corner is not recognizing when I touch.
What can I do? Is there any kind of fix for it?
It's really annoying (mainly while typing)...
Thank you for any help!
I guess its time for a replacement.
Made some research on other forums and found some people with the same problem, but on other devices...On Nexus 4 and Xioami (mostly)...They solved this by replacing the battery...I'll try to do that this week...
But any other tip about can help...
it might be a kernel issue
if u have jolla kernel try changing the kernel first
I have also the ghost touching on my E975.
Tried to do a scan with antivirus with no luck.
For instance it's hard to dial number, because there are ghost touches often.
It's like on tihs video, but I have touches even more often:
http://www.youtube.com/watch?v=EHFtafL-HKc
I'm on stock KitKat 4.4.2 ROM.
Any ideas about the issue?
smoke2 said:
I have also the ghost touching on my E975.
Tried to do a scan with antivirus with no luck.
For instance it's hard to dial number, because there are ghost touches often.
It's like on tihs video, but I have touches even more often:
http://www.youtube.com/watch?v=EHFtafL-HKc
I'm on stock KitKat 4.4.2 ROM.
Any ideas about the issue?
Click to expand...
Click to collapse
I also had this problem and I sent it to service center (Still in warranty period). They replaced my phone touch screen and the problem is solved.
artit said:
I also had this problem and I sent it to service center (Still in warranty period). They replaced my phone touch screen and the problem is solved.
Click to expand...
Click to collapse
Thanks.
It's relatively common issue, hope it will not appear again...
Sorry to resurrect this thread but I seem to have a problem with my screen, not with the ghostly touches but my screen has like one part of it not responsive to touches especially the keyboard. While typing in portrait mode I can't type in the letters x and d and the whole line of the screen above those letters can't respond to my touches. The others are OK though. Anyone else having the same problem or is it just me? Already flashed different ROMs but same problem
So...I didn't manage to get a new battery to perform a test yet...Maybe I'll do that until the end of this week, and post the results here...
About the kernel...Mine is "3.4.0 [email protected]" ...
Going to update to new Kevin's L ROM and see what will happen...Hope I can help u, guys...
I had the same problem as well, unfortunately my phone was just out of the warranty period so I couldn't get a repair or replacement. I tried everything to do with the software and firmware at first to see if that was the issue(no luck). I noticed when my phone was either hot from heavy usage or charging, it was at its worst..couldn't even put my lock pattern in without it spazzing out. After almost throwing my phone at a wall numerous times I decided to get a new digitizer (easily bought online at reasonable prices). Watched a tutorial on Youtube and replaced it successfully and haven't had a problem since.
kayotic321 said:
I had the same problem as well, unfortunately my phone was just out of the warranty period so I couldn't get a repair or replacement. I tried everything to do with the software and firmware at first to see if that was the issue(no luck). I noticed when my phone was either hot from heavy usage or charging, it was at its worst..couldn't even put my lock pattern in without it spazzing out. After almost throwing my phone at a wall numerous times I decided to get a new digitizer (easily bought online at reasonable prices). Watched a tutorial on Youtube and replaced it successfully and haven't had a problem since.
Click to expand...
Click to collapse
That's exactly the SAME situation the occurred today, almost threw at a wall...when data is on heavy usage, it gets worse...I'll try this, but I seriously thinking about to get a new Moto G...'cause this digitizer gonna take a long time to arrive at my country
Thanks for ur information, dude!
So tried the touchscreen test and found out it was like a whole strip of screen that got affected. It was okay just a few days ago though,
dashcsn said:
That's exactly the SAME situation the occurred today, almost threw at a wall...when data is on heavy usage, it gets worse...I'll try this, but I seriously thinking about to get a new Moto G...'cause this digitizer gonna take a long time to arrive at my country
Thanks for ur information, dude!
Click to expand...
Click to collapse
Yeah no problem and thats unlucky. I've got the Korean variant and wasn't ready to wait weeks to get my new digitizer either from Asia. I managed to find a european version that arrived next day and included front housing aswell (although modifications were needed a bit for the internals to fit). Yeah the Moto G look great but it seems to be more of a downgrade from your current handset right?
Sent from my LG-F180L using XDA Premium mobile app
kayotic321 said:
Yeah no problem and thats unlucky. I've got the Korean variant and wasn't ready to wait weeks to get my new digitizer either from Asia. I managed to find a european version that arrived next day and included front housing aswell (although modifications were needed a bit for the internals to fit). Yeah the Moto G look great but it seems to be more of a downgrade from your current handset right?
Sent from my LG-F180L using XDA Premium mobile app
Click to expand...
Click to collapse
Where did you get the eu one? My screen has been like that for a long while, I have learned to live with it, but would love to change it.
thanks
hh0829 said:
Where did you get the eu one? My screen has been like that for a long while, I have learned to live with it, but would love to change it.
thanks
Click to expand...
Click to collapse
I live in the UK I managed to find one here on ebay. I know you can get some from Italy , Spain and I'm positive there some in US aswell. Search "E975 housing or digitizer" depending on what your after. Do be careful as some replacements screens lack the LG logo or a bad quality. Im would give direct link but im not sure about the forum rules on that are. If your still unsure do PM me your country and I'll PM you back an appropriate link.
Hope I helped.
Sent from my LG-F180L using XDA Premium mobile app

[Q] Touch issues on 1 month old Desire 816 single sim EU

Hi All,
I have purchased this before 1 month, updated to Lollipop and rooted.
It was working properly but since few days it's giving major touch issues time by time..
Automatically touches different angles on screen, mostly left side, drives the phone crazy, calling last dialed numbers, ruining everything, you know the pain
I thought it was because of the Tampered screen guard, I removed it today, restored a previous backup, even did a hard reset - No Luck
If anyone encounter the same and/or know how to deal with this please, I'm waiting for a reply.
fernoct said:
Hi All,
I have purchased this before 1 month, updated to Lollipop and rooted.
It was working properly but since few days it's giving major touch issues time by time..
Automatically touches different angles on screen, mostly left side, drives the phone crazy, calling last dialed numbers, ruining everything, you know the pain
I thought it was because of the Tampered screen guard, I removed it today, restored a previous backup, even did a hard reset - No Luck
If anyone encounter the same and/or know how to deal with this please, I'm waiting for a reply.
Click to expand...
Click to collapse
I'll answer myself
I had to give it for repairs and they've confirmed that it's a touch pad issue.
Phone will be replaced.
I guess hardware quality is low in these mid-range devices.

Random ghost swipes while typing.

Am I the only one experiencing some random ghost swipes on both Asus and Google keyboard while typing fast on my Zenfone2 4GB? Don't occur consistently, just here and there but annoying overall.
It's almost the same behaviour of my previous OnePlus One, who had the 1+ possibly knows of what I'm talking about.
Didn't have the chance to record a video thou, but I will.
I would RMA. I had the same issue on OPO, absolutely terrible.
rlaw said:
I would RMA. I had the same issue on OPO, absolutely terrible.
Click to expand...
Click to collapse
Yep. I guess you know what I'm talking about.
I ran some multi touch test and everything works flawlessly, so basically I can't reproduce the issue on purpose. But it happens. I hope the RMA process it's not a firewalk as it was with 1+.
taldeital said:
Yep. I guess you know what I'm talking about.
I ran some multi touch test and everything works flawlessly, so basically I can't reproduce the issue on purpose. But it happens. I hope the RMA process it's not a firewalk as it was with 1+.
Click to expand...
Click to collapse
Just a thought... D'you have swipe typing enabled?
Otherwise, it sucks you got hit with the same issue on two completely different devices. Zf2 actually rated as among the best in touch response. If your issue does persist, you probably got a lemon. =/
rlaw said:
Just a thought... D'you have swipe typing enabled?
Otherwise, it sucks you got hit with the same issue on two completely different devices. Zf2 actually rated as among the best in touch response. If your issue does persist, you probably got a lemon. =/
Click to expand...
Click to collapse
Yes, swipes are enabled. I use to type in both ways because some words are easier to get written with swipes especially on one hand use. I'm quite a fast typer, could be my fault, I guess. But didn't have anything like this with my previous android phones (zte blade, nexus s and nexus 4). It isn't that frequent, but it happens and after the 1+ burst I don't feel confident and comfortable anymore.
taldeital said:
Yes, swipes are enabled. I use to type in both ways because some words are easier to get written with swipes especially on one hand use. I'm quite a fast typer, could be my fault, I guess. But didn't have anything like this with my previous android phones (zte blade, nexus s and nexus 4). It isn't that frequent, but it happens and after the 1+ burst I don't feel confident and comfortable anymore.
Click to expand...
Click to collapse
I am noticing this occasionally as well... it seems to happen in the bottom left-ish area of the screen... to this point I have assumed it to be some wild coincidence related to me accidentally touch another part of the screen while holding the phone.
I got hit with this issue on my 1+1 which is why I bought this phone as I couldnt even unlock my screen, what I noticed is once the heatwave over here hit, 1+ started having issues with typing (same as OP) and everytime it was hot it just wouldnt type correctly. I'm not expert at all but Im thinking it has something to do with the hardware and over heating as 1+ forums are filled with ppl with the same issue. I downgraded all the way back to the very first firmware and was still present.
lostbuddy1 said:
I got hit with this issue on my 1+1 which is why I bought this phone as I couldnt even unlock my screen, what I noticed is once the heatwave over here hit, 1+ started having issues with typing (same as OP) and everytime it was hot it just wouldnt type correctly. I'm not expert at all but Im thinking it has something to do with the hardware and over heating as 1+ forums are filled with ppl with the same issue. I downgraded all the way back to the very first firmware and was still present.
Click to expand...
Click to collapse
Well with one plus was slightly different because it suffered of some serious hardware related problems, mostly connected to the bad grounding of the digitizer. There were some "triggers" that lead to an impossible typing, once you got above some thresholds of temperature or usage, the device was done and nothing could revert back.
Using Yet Another Multitouch Tester the 1+ looked totally gone wild especially when testing different touches on the same x-axis. This problem doesn't occur at all on my Zenfone2 in any condition.
Update: wrote to the CC, the guy told me that is something related to the multitouch behavior of the ASUS keyboard. So, I thought that basically it doesn't recognize two different typing so near in time and swipes instead, merging both touches in one gesture. The disappointing thing is that it does the same also when typing on a multi-touch enabled keyboard like the Google one. Still waiting for a reply to my last email where I asked what I could do furthermore to check things out.
does anybody experiencing this right now? for me it's getting heavier and CC won't do nothing about.
I had this issue on my previous phone i.e nexus 4 and after few days my touch stopped working, so it is better to visit service center and get the touch panel replaced
Sent from my intel inside hand pc

Unresponsive touch screen...

Has anybody noticed an intermittently unresponsive touch screen after the latest OTA? I haven't had any problems since they fixed the original problem way back when.
It goes completely unresponsive and I have to reboot several times to get it to work until it stops again. I'm assuming this is a hardware issue on my end since I haven't heard anybody else talking about it but I just wanted to make sure.
I think I will try a different kernel and/or ROM to see what that does.
Hi,
I have the same issue here, it started a few days ago for me. Up till today I just had to reboot but now it seems completely blocked... I will try again later but this is becoming really annoying
.
I had the same happen to me about 2 months ago. Happened around an OTA.
In the process of trying to replace it. Tried flashing recent factor images but no luck
I've had exactly the same issue as described. Hardware buttons work fine, but no response to touch. Started intermittently and got progressively worse until there is no touch response at all.
The first time this happened, I contacted google support, and they arranged a replacement. That was in June.
The replacement device has now developed the same fault, which progressed in the same way as the first device.
Just got off of the phone with Google support, and my second replacement is now on it's way.
Fingers crossed for 3rd time lucky.
Same thing...
This has started to happen to me -_- replacement is on its way. Doesn't seem like the problem is being fixed more or less just addressed...
DG android fanboy said:
This has started to happen to me -_- replacement is on its way. Doesn't seem like the problem is being fixed more or less just addressed...
Click to expand...
Click to collapse
Sadly they don't think the Pixel c is important enough but least the RMA is straight forward.
Sent from my Pixel C using Tapatalk
Hertshammer said:
I've had exactly the same issue as described. Hardware buttons work fine, but no response to touch. Started intermittently and got progressively worse until there is no touch response at all.
The first time this happened, I contacted google support, and they arranged a replacement....
Click to expand...
Click to collapse
Ditto here. Just received "refurbished" (was actually new--factory wrap, unopened) replacement unit two days ago. Had my initial Pixel C about 10 months with zero issues. Then, a couple weeks ago, touch responsive became spotty, typically cured by putting tablet to sleep and waking. Progressively got worse until no touch response whatsoever. Physical buttons worked fine. Factory reset, tried flashing prior OS versions, etc. Nothing worked. Stock / unrooted.
But, Google customer service was very cool about the replacement.
How were everyone able to contact Google Support? I have the same problems with the touch screen, but am not able to find a way to contact Google about it. I had bought mine straight from Google Store.
DukyY said:
How were everyone able to contact Google Support? I have the same problems with the touch screen, but am not able to find a way to contact Google about it. I had bought mine straight from Google Store.
Click to expand...
Click to collapse
Top right hand corner, "contact Google" > https://support.google.com/store/troubleshooter/3070579?hl=en
I had the same problem after an OTA Security update yesterday. Booting into recovery and erasing cache fixed it for some time, then problem reappeared. Can be fixed by repeating the procedure. Seems a software problem to me.
Same problem. I can't even get it unlocked now as nothing registers.
Sent from my ZTE A2017U using XDA-Developers Legacy app
I guess this is just a hardware issue because it happened to me twice and both times Google provided me with a new tablet. The only advice I can give you is to contact the support because in my opinion nothing can be done at our individual level...
Will they still replace out of warranty? Purchased Dec 21, 15. Tablet had been flawless until yesterday.
Sent from my ZTE A2017U using XDA-Developers Legacy app
Hmmm I highly doubt it, but you can give it a try. Did you try to factory reset yet, just in case?
Yes, initially​it was slightly working as of Wednesday and I factory reset. No change, but it registers no touches now so I can't even unlock it.
Google is getting me a replacement so I thank them greatly for that.
Sent from my ZTE A2017U using XDA-Developers Legacy app
yeah, google did the right thing by shipping a replacement, bill3508. i just hope whatever hit your device is isolated.
2 issues I've come across lately with my Pixel C tablet:
1. Touchscreen unresponsive
The tablet has lost touchscreen responsiveness. When I touch the screen, nothing happens. Buttons pressing ok - it works.
I have connected the device to the PC by Vysor app. Using a mouse from PC I can manage. I tried diagnostics in programming options (I've turned on show touches on touchscreen and localization of the pointer) but no touches detected however mouse moves yes.
Rebooting didn't help - many trials. Safe mode neither.
I haven't done a full recovery to factory settings yet. I am afraid of loosing USB debugging mode. Looking foreward to finding software resolution before warranty replacement.
2. Power button doesn't light up the screen - possibly backlight fault (software?)
After few trials with power button the screen shows up. Sometimes I try reboot but the problem returns. It is randomly, sometimes after one pressing power buton, sometimes lastlky after few trials withe few rebooting.
When I put the tablet on light (a lamp or sunshine throug window) I can see the view of the screen darkly. So there is the view but without brightness.
Android 7.1.2, N2G47D
I have the same problem now.. However I've noticed the following: When the device is in the case which covers the screen and has a magnet, the problem will persist. If removed from the case and left for a day outside, the problem is gone (so far at least). I will return the device for a replacement and hope google can replicate the issue. Anyone else using a case with a magnet?
Yes I have the same problem and also a magnet case. But for me the problem is not gone, after removed from the case and left for a day outside .
Now I get a replacement from google.
Should I now no longer use a case with magnet? Is the case the reason for a broken pixel c?

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