Touchscreen on 4.4.2 - Nexus 7 (2013) General

Could you please report if your touchscreen has gotten better or worse afer the update?:fingers-crossed:
Some people are saying that it fixed everything for them, but I just saw someone who said that multitouch has become unusable...

For me it definietly made it, and as I see it became smoother...
(I am using ART with stock rooted ROM)
Sent from my Nexus 7 using xda app-developers app

It's vastly improved for me on 4.4.2

TheLeapist said:
It's vastly improved for me on 4.4.2
Click to expand...
Click to collapse
But the ghost touch bug is still present. I think this is hardware issue but cannot find any service manual to investigate

Good as gold as with all releases since 4.4

nothing changes

I've seen a little bit of improvement, but I also only had problems under some app-specific conditions. Though, I've noticed the N7 is unusually sensitive to hand/finger temperature. If my hands are even remotely cool, I can't get anything to work. Meanwhile, my S4 in a condom Otterbox Defender reads touches just fine even with freezing hands.

:\
Its not good! i have problem with multitouch and battery life is down!! and i see a bit lack in this new version!(4.4.2 - Nexus 7 LTE ) .... pls Help me .... how to fix it?

touch screen has been issued in 4.4
Sent from my Nexus 7 using XDA Premium 4 mobile app

Just updated from 4.4 to 4.4.2. I feel the touchscreen is improved a lot. The transition is smoother.
Sent from my Nexus 7 using Tapatalk

Multitouch not grounded is worse after 4.4.1-2
Sent from my Nexus 7 using XDA Premium 4 mobile app

4.2.2 almost fixes my DEB model
Hi,
My tablet is one of the unlucky ones which were not fixed by sfhub's patches.
Fortunately, the 4.2.2 OTA makes my tablet smoother. Except for 1 inch strip of non-responsive space (little below the top vertical position), things work fine. I see no ghost touches and multi-touch works fine as long as I dont touch that 1 inch part.
Hmm, it takes 3 OTAs and lot of belief in customers like me to get to this state!

Perfect so far since 4.4. Also, tested ungrounded with one and two fingers with Google Maps and no issues.

I haven't tested 4.4.2, but I WAS using SfHubs ts20 on 4.3.
I flashed the TouchScreen Unlock and then back to 100% stock 4.3 and updated to 4.4 naturally using the OTA procedure. Then updated to 4.4.1.
I tested all along the way and it seems to have helped some. Typing isn't as big as a problem but there are still missed touches and generally sucks trying to play action games. 4.4.1 seemed to help a bit again.
I'm going to try this again with 4.4.2 since I've heard good things. If this doesn't fix it, I'm sending it off to Asus. I've heard they are now replacing the touchscreen driver boards with different ones which basically means it is a hardware problem and they know it.

I haven't tried the "stock" drivers yet, still using TS09 but I will revert back tomorrow.
I got a old Nexus 7 from my mobile operator the other day.. damn, what a dream touch wize.. Why cant Nexus 7 FHD work like this? :/ I can actually TYPE on the old Nexus.

Mine seems to be mostly resolved since 4.4.
Sent from my Nexus 7 using Tapatalk 4

Related

Does anyone else have a misaligned touch screen?

Is anyone else having a slight misalignment on the touch screen?
For me touch is shifted about a millimeter or two to the right.
I've checked on both my N4 and my sister's N4 and both of us seem to be having this slight misalignment.
Both of us have REV 11 N4's. One was obtained through T-Mobile in January, the other was obtained through Google Play just last month.
I've checked on a few roms. I've tried CM, PA, and Stock with a multitude of different kernels (Franco, Faux, Trinity, CM, and stock).
To check:
1. Enable "Show touches" under the Developer menu.
2. Touch a part of the screen where you'll be able to see the touch bubble and hold it there.
3. Look at the screen at angle to see under your finger.
It's not a big deal, just something I've noticed when I had difficulty trying to use PIE on the left side of the screen. Although, I still would love to be able to get the screen recalibrated to have more accurate touch sensitivity to eliminate the difficulty that I have with CM's PIE.
Another question: Is anyone aware of any LG diagnostic tool to calibrate the screen? I remember back on the HTC sensation there was a file that you could load through HBOOT and get your screen calibrated from there.
Photo attached.
Oh wow I never noticed this , I have the same thing, never really had problems with it
Btw I have an older model , so its not just a Rev11 thing
Sent from my Nexus 4
Mine looks like its right on when I test. Maybe just a hair over to the right but nowhere near as far off as yours. Rev11 302K
-Sent from that.... you know.... thing that sends these things-
I'm pretty sure you have OCD. So, take some medicine. Your phone is fine, stop crying. :crying::crying::crying::crying::crying::crying::crying::crying::crying::crying::good:
Nope...
I thought I was just trippin when I noticed the same thing last week
Just tested and confirmed, pretty significant misalignment by about 1 cm, which is a LOT when you're talking about a <5" touch screen..
My next thought is, is this a software issue?
We need more people to test and confirm. But I believe that is what we will find. Software issue.
Anyone with a Nexus 7 on stock 4.2.2, please also test and report.
Wow never thought anyone else was experiencing this, mine seems to be off since I always have to touch a little higher than what I'm going for even nav bar.
Sent from my Nexus 4 using xda premium
Notified the same thing while playing Draw Something, I thought I was mad
Tapalked with my iNexus 4S
Nobody tested a Nexus 7 yet?
I'll test my wife's when I get home and post the results
Could not reproduce the issue on the Nexus 7. Looks like it's specific to the Nexus 4
Sent from my Nexus 4 using xda premium
ingenious247 said:
I thought I was just trippin when I noticed the same thing last week
Just tested and confirmed, pretty significant misalignment by about 1 cm, which is a LOT when you're talking about a <5" touch screen..
My next thought is, is this a software issue?
We need more people to test and confirm. But I believe that is what we will find. Software issue.
Anyone with a Nexus 7 on stock 4.2.2, please also test and report.
Click to expand...
Click to collapse
I would think that it's a software issue. My HTC sensation was able to have it's screen recalibrated. I think LG would have some kind of tool to be able to do it.
Same exact issue here but I wouldn't even notice if I didn't try
Sent from my Nexus 4 using xda app-developers app
For me its OK all stock
Mines fine, right where it should be.
This is with me too and cannot use the letter "cue" because of it
Sent from my Nexus 4 using Tapatalk 2

Nexus 7 very laggy after 4.3

Hi all, my old nexus 7 tablet is totally unresponsive after updating to android 4.3. The problem can be recreated in every single browser you run. After several minutes of browsing the device begins to lag heavy to a point where performance is do degraded that even the return to home or multitask buttons are taking ages to respond. I am totally confused, a update with a trim function supposed to speed tings up is dousing massive problems. I have searched trough the forums in the web and many are reporting same problems.
Does any one here experience the same ?
Try reset to factory settings.
Joro711 said:
Try reset to factory settings.
Click to expand...
Click to collapse
I have tried even different roms. Now i am at a stock rooted 4.3 (latest update) , same thing...
Will make a reset and see how long will the tablet stay fast.
Unfortunately for me after root the tablet started lags. Reinstall it completely and now use it without root.
I m not experiencing nothing from lags. But somehow mediaserver drains my battery and I can t get more then 4 hours screen. Before had 6 or 7 hours youtube and browsing.
Sent from my GT-I9505 using xda premium
I'm having the very same problem. I've tried all sorts of things to fix this with no lasting results. Factory resets make no difference. Also having a load of problems with the Play store, but that's happening on all my devices at the moment so it's likely not related.
Sent from my Nexus 7 using Tapatalk 4
This happened to me a while ago. No matter how many times I factory restored it was still slow and choppy. SO I was really desperate I downloaded the OEM factory image and flashed it. Low and behold that fixed all the ridiculous lagginess I had and it has been good ever since.
m52 power! said:
This happened to me a while ago. No matter how many times I factory restored it was still slow and choppy. SO I was really desperate I downloaded the OEM factory image and flashed it. Low and behold that fixed all the ridiculous lagginess I had and it has been good ever since.
Click to expand...
Click to collapse
I'm in the process of trying this and it seems to be working for the time being. That said, I have had good, early results before and within a day or so the lag is back. This is the first attempt at flashing 4.3 ( I updated to 4.3 through OTA before) so I'm hoping it has a better result. I even performed a factory reset after flashing just so I know all bases are covered. If the lag does return then I'm at a loss as to why. Just as well I'm away to get the new Nexus7.
Sent from my Nexus 7 using Tapatalk 4
lrm537 said:
I'm in the process of trying this and it seems to be working for the time being. That said, I have had good, early results before and within a day or so the lag is back. This is the first attempt at flashing 4.3 ( I updated to 4.3 through OTA before) so I'm hoping it has a better result. I even performed a factory reset after flashing just so I know all bases are covered. If the lag does return then I'm at a loss as to why. Just as well I'm away to get the new Nexus7.
Sent from my Nexus 7 using Tapatalk 4
Click to expand...
Click to collapse
To me is not the lag that concernes me. Its the battery drain. No matter wich rom. The drain is allways present. In 4.2.2 its 40 % more battery time. I did a full image install from google.
Sent from my GT-I9505 using xda premium
testadeferro said:
To me is not the lag that concernes me. Its the battery drain. No matter wich rom. The drain is allways present. In 4.2.2 its 40 % more battery time. I did a full image install from google.
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
Can't say I've noticed any detrimental effects on battery time for being on 4.3. If anything its better, if not just the same. Maybe it's still a bit early to tell one way or another, but all my woes seem to be gone. I'm not holding my breath though.
One thing I will say is that it doesn't half spoil a device if you have to spend more time troubleshooting, than actually using the thing.
Sent from my Nexus 7 using Tapatalk 4
lrm537 said:
Can't say I've noticed any detrimental effects on battery time for being on 4.3. If anything its better, if not just the same. Maybe it's still a bit early to tell one way or another, but all my woes seem to be gone. I'm not holding my breath though.
One thing I will say is that it doesn't half spoil a device if you have to spend more time troubleshooting, than actually using the thing.
Sent from my Nexus 7 using Tapatalk 4
Click to expand...
Click to collapse
Look at the thread. Only troubleshoting... lol. And I just gave my opinion... I m not a begginer and I know every piece of hardware behaves different. Thats what people are doing here. If you don t have nothing to complain you re lucky. Many of us are not the same opinion. Some for one reason others many... but one is sure. 4.3 its definitively not a major update and don t brings much over 4.2.2. They re slowing things with updates waiting for ios 7 is out to bring out klp. This will be a real and great update. For now they are throwing sand to your eyes...
Sent from my GT-I9505 using xda premium
testadeferro said:
Look at the thread. Only troubleshoting... lol. And I just gave my opinion... I m not a begginer and I know every piece of hardware behaves different. Thats what people are doing here. If you don t have nothing to complain you re lucky. Many of us are not the same opinion. Some for one reason others many... but one is sure. 4.3 its definitively not a major update and don t brings much over 4.2.2. They re slowing things with updates waiting for ios 7 is out to bring out klp. This will be a real and great update. For now they are throwing sand to your eyes...
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
Are you taking the piss? At no point did I respond negatively to your post. If you read, and understood, any of my posts, you'll know full well I'm having issues and I'm currently troubleshooting them.
Sent from my Nexus 7 using Tapatalk 4
I am on stock 4.3 now , stock as it can be. The lag is still present. I literally cannot brows, the browser is sooooo laggy and bugged, don't depend of the browser i am using. I don't know where the problem is , but this is strange behavior for sure. How come it be that only some are affected ? can it be something related with the TRIM option ?
My tablet was sent back to asus for a screen problem, after replacing they returned me the device flashed back to 4.2.2 and not the last 4.3 i had before ? Why is that , maybe the 4.3 does really have some problems here and there....
I also had the browser-produced lag. It was present no matter what ROM I used (Paranoid Android, SlimBean, CyanogenMod, Purity) and no matter what build (JWR66V, JSS15Q, even JWR66Y) I used. I made a strange decision, and downgraded to 4.1.2. Now I'm rather enjoying myself. I hope 4.3 will eventually work on my Nexus 7. Until then, back to the past.

4.4: Touchscreen issue fixed

So I updated to 4.4 yesterday with adb sideload. Since that I was using my Nexus 7 "heavily" and I always had "buttons stucked" on keyboard, but now it's gone and I havent experienced any other touchscreen bug.
I don't think I have had any buttons sticking since I updated as well. That was my only issue with my Nexus 7 when in was still running 4.3. It would usually have a keystroke stick several times while typing things and I haven't experienced it once while typing this entire post, which is also why it keeps going because I'm trying to keep typing to see if it'll happen, and instead I just keep making spelling mistakes.
It did not fix the touch issues that may be related to grounding. In a case or stand, both Nexus 7 devices I have still fail to see any touch on numerous occasions, even single finger touch events. Manufacturing issue I guess, but we all know how G & Asus deal with those.
Let's hope it lasts... some issues are fixed temporally.
touchscreen is definitely improved for me too.
Yeah but multitouch still fails, playing dead trigger 2 could be an impossible mission.
bokoy said:
Yeah but multitouch still fails, playing dead trigger 2 could be an impossible mission.
Click to expand...
Click to collapse
Never had multitouch issues, only single touch problems like quad touches innstead of one etc. (As u can see it happened again lol)
They poped up after the R update, and im waiting for CM11
I had single touch issues even after sending my tablet in for service. I had called yesterday to send it back again when I noticed the update was available for side loading.
After the update my screen is behaving!
I'm going to hold off on claiming that my issues are completely resolved but it is looking promising.
Sent from my Nexus 7 using Tapatalk 4
I was going to make a thread about this same thing my keyboard is good now.
Sent from my Nexus 7 using XDA Premium 4 mobile app

Does the N10 still have its problems?

I've heard the device will do things like restart randomly, and have some other misc issues - is that fixed with later releases of it or is it still an issue?
I never got any og those problems with my N10, maybe others do i dont know. Mine runs very well and the best tablet i have used
Sent from my GT-I9300 using xda app-developers app
Bipedial said:
I've heard the device will do things like restart randomly, and have some other misc issues - is that fixed with later releases of it or is it still an issue?
Click to expand...
Click to collapse
My N10 suffers from random reboots and memory leaks every couple days. But after flashing a 4.3 rom those problems almost dissapear with the updated Mali drivers from Samsung
So right now its a no issue, at least for me
Had screen flicker, but went away with the kit kat update (fingers still crossed).
Only had one reboot and that was on 4.3.
Sent from my Nexus 7 using xda app-developers app
I've been using mine for almost over a week. It came with 4.2.x and asked for update to 4.3 right after unpacking. Never had a single problem for a week with 4.3 and now using 4.4 which i manually updated. Still had no problems.
No problems here too..
The reason that you maybe find much 'complains' is because people with a problem are searching for a fix. But hou never hear a word from people without problems.. Well until now
I really love this tablet. Fast and oh te screen.
Sent from my Galaxy Nexus using XDA Premium HD app
On 4.3 I got
- screen flickering
- random reboots after heavy apps (like reading big sized PDF in acrobat)
After 4.4 I haven't seen those issues yet.
Sent from my Nexus 5 using xda app-developers app
I've not had too many issues with my N10. I've mostly been running CM10.2 on it, but I've put KitKat on it now and it's purring like a happy cat.
Solid with 4.4 so far.
4.3 eliminated a number of the screen issues with the updated Mali drivers. Looks like they were updated further under 4.4 as the Google site shows new binaries for 4.4.
I'm running stock 4.4 and have 0 issues. Didn't with 4.3 either. Can't say for anything earlier, I'm newer to the device.
Still running 4.3 here, but mine reboots randomly a couple of times a week.
Waiting to see what 4.4 will do.
Sent from my Nexus 10 using XDA Premium HD app
I had massive problems before, but it works like a charm since 4.4!
Gesendet von meinem Nexus 10 mit Tapatalk 4
4.4 seems so far (over two days uptime with Chrome installed!) to have fixed the massive memory leaks on this device.. 4.3 never seemed to release memory correctly and SystemUI would bloat to 200MB and completely implode on itself. Now it seems memory is releasing fine, and SystemUI is fluctuating in memory usage like it should be now..
I was given an N10 for my bday back on Sept 30 and its gotten almost daily use. I can say with full confidence that I have experienced ZERO problems. No memory leaks (if its going on I cant tell...the performance is snappy as hell!) no light bleed and definitely no random reboots. I have thrown the most hardware intensive games at it and they all work better than I had hoped for. It does exactly what I want it to do when I want it to do it.
I've had it for about half a year and used daily and I've had one or two reboots during that time, quite long ago now, otherwise it's been perfectly smooth and had no issues.
The photo editor crashes while editing large images (probably runs out of memory), haven't tried it on 4.4. But that's really not a issue as I normally use Photoshop on my pc anyway.
So far I never had any other issues at all, no random reboots or anything else. 4.3 was running smoothly as is 4.4 which I have now. The only modifications I have made are rooting it so I can use certain apps, and I didn't even have to reroot after the 4.4 ota.
tldr: mine works like a charm.
Sent from my Nexus 10 using xda app-developers app
Mine suffers extremely bad with memory leaks and random reboots when I have Location Services on. If I turn Location off, it doesn't reboot but after 30 hours or so, it slows to a complete crawl and redraws the launcher every 2 seconds thus making me have to manually reboot it. It's usable and I still use it every day, but I'm definitely not ecstatic with it and I'll likely replace it as soon as another tablet running stock Android and with a beautiful screen comes along. Hopefully I'm not waiting too long.
I get a reboot on average every 3 days. Usually while in the browser.. Screen will just flash white and reboots.. Never slows down before had.. No sign of trouble either..
Sent from my Nexus 10
I haven't had any reboots from the browser yet, but I did get a hard freeze while using the HBO app yesterday. That's actually new, never saw it before the update so hopefully it's just a one time thing.
Bipedial said:
I've heard the device will do things like restart randomly, and have some other misc issues - is that fixed with later releases of it or is it still an issue?
Click to expand...
Click to collapse
I'm having problems with any rom later than 4.2. The 4.3 roms cause random reboots, and 4.4 will not install.... Something about some E: error.
I've gotten into the habit of wiping for factory reset before every flash.....so I have no idea why the problem with flashing the 4.4 roms. :silly:

KitKat 4.4.1 KOT49E make multitouch screen bug wrost on my NEXUS 7

Hi,
I just install Kit 4.4.1 on my Nexus 7 2013 wifi and make a test with YAMTT to see if the ghost touch and multitouch bug is gone. On my device it's still there and worst.
If I put my left thumb on a side of the screen and with my other hand put two finger on the right side of the screen and rotate my finger, I got a LOT of ghost touch
Here the video
https://www.youtube.com/watch?v=i-CMpUPFsig
Just to let know, I solved the problem with the FIX provided by sfhub.
http://forum.xda-developers.com/showthread.php?t=2428133
For my Nexus 7 I used ts-09
Asus replaced the module of my n7
Update 4.4.2 from 4.4.1 Fixed my touch, Its gone no more ghosting no miss keys. Very good response on touch. Very solid
LoVeRice said:
Asus replaced the module of my n7
Click to expand...
Click to collapse
I've heard they aren't doing anything about it. Are you sure they replaced it? How long was it gone and returned?
I'm getting fed up with mine. I just updated to 4.4.1 and still not right.
-sent from my LG G2 using XDA Premium 4
player911 said:
I've heard they aren't doing anything about it. Are you sure they replaced it? How long was it gone and returned?
I'm getting fed up with mine. I just updated to 4.4.1 and still not right.
-sent from my LG G2 using XDA Premium 4
Click to expand...
Click to collapse
Try updating to 4.4.2 because a lot of users are saying the touch screen issues are fixed finally, assuming its not a hardware issue for you.
Sent from my Nexus 7 using Tapatalk 4
Jleeblanch said:
Try updating to 4.4.2 because a lot of users are saying the touch screen issues are fixed finally, assuming its not a hardware issue for you.
Sent from my Nexus 7 using Tapatalk 4
Click to expand...
Click to collapse
this issue is the same as z1 so this cannot be resolved even with the update since many are still complaining.
Have to test this out further, but it seems that 4.4.2 fixed my ghost touch problems. I haven't had any problems with typing and gaming since I've updated.
I'm still on 4.4.
Kitkat fixed a lot of my touch problems (although not 100%), but now I'm afraid 4.4.1 / 4.4.2 might make them come back again.
I think this is the last time I'm buying an Asus Nexus product.
4.4 fixed it all for me. 4.4.1 and 4.4.2 had no changes. Good as gold. Shld give it a go

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