Samsung ICS Touchscreen Sensitivity - Galaxy S II Q&A, Help & Troubleshooting

on samsung ics roms, the touchscreen sensitivity is much worse than gingerbread. this is very noticable in the game draw something, but also in general scrolling as well. i am on XXLPH and havent tried XXLPQ yet, but i think AOKP had an option to change sensitivity. is there an fix, or way to increase the sensitivity, or do we have to wait for kernel sources to be out first?

bundi22 said:
on samsung ics roms, the touchscreen sensitivity is much worse than gingerbread. this is very noticable in the game draw something, but also in general scrolling as well. i am on XXLPH and havent tried XXLPQ yet, but i think AOKP had an option to change sensitivity. is there an fix, or way to increase the sensitivity, or do we have to wait for kernel sources to be out first?
Click to expand...
Click to collapse
It is bad on the LPQ too...
Sent from my GT-I9100 using XDA

I too have noticed a reduction in creen sensitivity with ICS. Sometimes having to double touch the scrren to get my touch targets... Rather anoying, but I'm slowly getting used to it but am wanting a fix....

Well, i'm not using ICS, but here is a little app, which can help you out.
This is NOT MY APP!!! Credit goes to whoever made it. Unfortunately I've downloaded it 4-5 months ago, so i didn't remember where did i get it.
App can be found in attachments.
You need root to use it. Tested only in GB.

Sound lika a typical "quality fix" where an issue a for a small number of persons is fixed and creates an issue for many more persons. Because there were probably some people that complained about a too sensitive touchscreen.
The problem now is that many more persons are annoyed instead because the touch is not sensitive enough...
Samsung really need to do a better job with their updates, there are so many thing they do wrong. The fact that they doesn't even publish any change logs really shows how bad they are in handling updates.
Better communication and dialogue with their customers is the key to sucess in the long term.

Related

Strange scroll behavior

Hey there,
a few days ago i got my new Sgs2.
I've installed a few different ics roms (slim ics, resurrection, hydrogen) and have mentioned a really strange scrolling behavior (. It's strange to explain, therefore i have made a video of it - i hope one can see what i mean.
http://www.youtube.com/watch?v=sdTmBGF-2as
It feels like when i try to scroll (anywhere) fast the screen does not calculate the touches correctly.
This definetly is not a hardware error since i have also tested a GB (hyperdroid) Rom and there were no issues - the scrolling worked flawless - everywhere.
Does anyone know this problem?
I already have tried to play around with some touch settings in xxTweaks but this didnt help aswell.
Regards
Tak3r07
Some people will tell you the scrolling is normal in ICS and some people will tell you it's even better than GB. I disagree with both of them. The scrolling in the S2 ICS is much, much worse than the scrolling in GB.
The problem that you are experiencing is supposedly "normal". They say that's how it supposed to be like. The scrolling in ICS just isn't on par with GB. That's all.
I'd recommend you going back to GB and wait a couple of months before you move onto ICS again and maybe it will be fixed and maybe it won't...Fingers crossed!!
Have a good day and good luck with choosing which rom to flash!
I was using ICS on my HTC HD2 before aswell and the scrolling experience on it was another (really good).
And I also have compared my scrolling exp. with some of sgs2 ics roms on youtube and there it also works flawless.
If you look at the video i've made you can see the strange behavior. it stops sometimes instantly even if i have scrolled just as before. it does not lag but it reacts crazy. i dont think that this is what you are talking about.

[Q] Screen sensitivity

Hi all,
I have done a google search and a search within XDA and have not found an answer to my "problem" yet. I just got a galaxy tab 10.1 (GT-P7510) from my dad second hand, he hardly every used it. I already have an SGS2 and have been running CM7, CM9, CM9.1 and now CM10 on it for some time so the first thing i did when i got the tab was to root it and install (unofficial) CM10 on it.
Even before i did so, i felt that the touch screen sensitivity was shockingly bad when compared to my SGS2. I figured it might just be a slow processor, so i did a full data wipe to remove as much possible junk before installing the new ROM and even still, half the time it did not pick up my touches and typing on it was a royal pain.
Fast forward to a few hours later and i have myself a shiny new ROM (CM10 20121112-EXPERIMENTAL-pfwifi) and kernel (A1 v1.7.5). The problem seems to have mildly improved but far from disappeared. Then i decided, hmm, obviously a problem with the screen sensitivity settings, but i have not managed to find any setting anywhere to adjust this setting. Maybe it's even a hardware issue?
I can't be the only one who had this problem. If anybody out there is able to help, i would greatly appreciate it.
You can try this app. I have not tried it myself but from reading the reviews, it has helped.
http://forum.xda-developers.com/showthread.php?t=1336464
If you find this answer helpful please click my thanks button. More importantly pay the $5 to register the app. Support the developer.
Ok so this is for anybody that has similar problems. I used the free app from market called SGS screen booster and that seems to have fixed all my problems.

Input lag issues

Hello guys, new to Android and sorry for posting this but I searched Google and the HTC one forums and I haven't seen anyone or heard any negatives about slow downs or input lag here and there like I have been experiencing with the One.
Every review I have read has praised the One for the non-existent lag and that everything seems very smooth.
My problems: Tapping URLs or text boxes sometimes require 2-4 presses.
Browsers seem a little sluggish scrolling around.
Has anyone else felt lag or input/touch response problems? Any tips or tricks to alleviate these issues?
Thanks so much in advance..
linrenwei said:
Hello guys, new to Android and sorry for posting this but I searched Google and the HTC one forums and I haven't seen anyone or heard any negatives about slow downs or input lag here and there like I have been experiencing with the One.
Every review I have read has praised the One for the non-existent lag and that everything seems very smooth.
My problems: Tapping URLs or text boxes sometimes require 2-4 presses.
Browsers seem a little sluggish scrolling around.
Has anyone else felt lag or input/touch response problems? Any tips or tricks to alleviate these issues?
Thanks so much in advance..
Click to expand...
Click to collapse
If you are coming from an iphone, you will notice input "lag". Its not that the phone lags compare to iphone, it is just that it takes more movement from your fingers before it scrolls. I use both iphone and android so I notice it a lot. Also scrolling on android is still somehow not as smooth as iphone. But mainly due to sense not being as smooth as a pure AOSP rom.
Hope that helps
linrenwei said:
Hello guys, new to Android and sorry for posting this but I searched Google and the HTC one forums and I haven't seen anyone or heard any negatives about slow downs or input lag here and there like I have been experiencing with the One.
Every review I have read has praised the One for the non-existent lag and that everything seems very smooth.
My problems: Tapping URLs or text boxes sometimes require 2-4 presses.
Browsers seem a little sluggish scrolling around.
Has anyone else felt lag or input/touch response problems? Any tips or tricks to alleviate these issues?
Thanks so much in advance..
Click to expand...
Click to collapse
I have that experience with the stock browser. I'm using chrome and it's not as noticeable. I think the input issues is a software bug. It happens to me with the home button,back button, and sometimes in other apps. I've had just about every android and iPhone 4s and 5 and the other android devices (note, note 2, HTC one x, etc) not the same issues. It's irritating
Sent from my HTC One using Tapatalk 2
Ah, yeah I am coming from iPhones.. I mostly notice it in text boxes having to repeatedly press a link, url box, or any other input box.. I feel like maybe the sensitivity is lacking? I played with my friends galaxy s3 today and the ui seemed quicker as well.. do I have a faulty unit? Love the phone otherwise ..
linrenwei said:
Hello guys, new to Android and sorry for posting this but I searched Google and the HTC one forums and I haven't seen anyone or heard any negatives about slow downs or input lag here and there like I have been experiencing with the One.
Every review I have read has praised the One for the non-existent lag and that everything seems very smooth.
My problems: Tapping URLs or text boxes sometimes require 2-4 presses.
Browsers seem a little sluggish scrolling around.
Has anyone else felt lag or input/touch response problems? Any tips or tricks to alleviate these issues?
Thanks so much in advance..
Click to expand...
Click to collapse
>Tapping URLs or text boxes sometimes require 2-4 presses
This is an odd issue, and one I cant say I have. Have you tried another browser, such as chrome or chrome beta?
>Browsers seem a little sluggish scrolling around.
Still probably browser related, though the only browser that seems to have most of this worked out on android is firefox, and even then it's not nearly as smooth as iOS's webpage scrolling. I have no idea why.
The only thing I could think of would be to try other browsers and see if you like one more than the stock. Android has always had a subtle amount of touch lag, and custom UI skins seem to make it worse. touchwiz on my note 2 was almost unbearable. I haven't had much of a problem with it on the one so far though.
youwonder said:
>Tapping URLs or text boxes sometimes require 2-4 presses
This is an odd issue, and one I cant say I have. Have you tried another browser, such as chrome or chrome beta?
>Browsers seem a little sluggish scrolling around.
Still probably browser related, though the only browser that seems to have most of this worked out on android is firefox, and even then it's not nearly as smooth as iOS's webpage scrolling. I have no idea why.
The only thing I could think of would be to try other browsers and see if you like one more than the stock. Android has always had a subtle amount of touch lag, and custom UI skins seem to make it worse. touchwiz on my note 2 was almost unbearable. I haven't had much of a problem with it on the one so far though.
Click to expand...
Click to collapse
I am using the chrome browser right now. For instance I had to click refresh 4 times just now to refresh.. it's inconsistent and happens when it wants to.. I also get this when entering new contacts like when editing contact's name.
linrenwei said:
I am using the chrome browser right now. For instance I had to click refresh 4 times just now to refresh.. it's inconsistent and happens when it wants to.. I also get this when entering new contacts like when editing contact's name.
Click to expand...
Click to collapse
That's weird as hell. may I ask what build it says your on? I have noticed that the sensitivity seems to be turned down just a bit compared to some other devices I've owned in the past, but I adapted rather quickly to making my presses more deliberate. I don't really find it that troublesome, this may or may not be because I owned a droid 2 (god that thing was almost as bad as resistive touch screens when it came to sensitivity, I will never complain about a touch screen after that thing.).
This is a ****ty solution, but I'd say just learn to press a little more deliberately, and hope that it is indeed a software issue and that CM 10.1 fixes it when we get a build out for our device.
But maybe it is bad hardware on your end. Go into a store and play with the display unit, see if maybe it doesn't have it. Then you can just ask for a replacement.
Strange. I use the iPhone and different Android devices. And so far with the ONE I am not getting the lag and slow down I see at times with older Android devices. My stock Nexus 7 gets lag bad at times.
Sent from my HTC One using Tapatalk 2
youwonder said:
That's weird as hell. may I ask what build it says your on? I have noticed that the sensitivity seems to be turned down just a bit compared to some other devices I've owned in the past, but I adapted rather quickly to making my presses more deliberate. I don't really find it that troublesome, this may or may not be because I owned a droid 2 (god that thing was almost as bad as resistive touch screens when it came to sensitivity, I will never complain about a touch screen after that thing.).
This is a ****ty solution, but I'd say just learn to press a little more deliberately, and hope that it is indeed a software issue and that CM 10.1 fixes it when we get a build out for our device.
But maybe it is bad hardware on your end. Go into a store and play with the display unit, see if maybe it doesn't have it. Then you can just ask for a replacement.
Click to expand...
Click to collapse
my build is 1.26.502.10 CL166754. I will try to make it to a AT&T store to play with one soon.
Hi guys, I wanted to give you guys an update. So yesterday I finally got my 64GB replacement... It was a faulty screen i had and for some reason it felt slower like lag issues. The new one is a night and day difference. HOWEVER... Now my 2nd one is plagued with slight gap issues on top and bottom which isn't a huge deal to me BUT.. ontop of that I have one dead pixel.. geez.. This is very sad as I am Taiwanese and I was hoping to support HTC.. Horrible QC.. Should I try my luck? Only problem is that I don't think stores are stocking the 64GB models... ugh.

Screen flickering

Hi, I noticed quite annoying screnn flickering on my Speed 7. It is not on all screens. With rom from karl (galaxy v2) it was just on screen with one dominating blue (eg blue screen with a bit of white text). Later I updated on ROM from ghost v3 and the flickering got even worse. Now, I cannot even tell any pattern. Some screens are flickering the similar one is not. I tried to find some tips for this, but havent found anything useful. Anyone experiencing the same problems?
Hi, with the custom rom v3 by ghostv45 i had this problem too. But only on high brightness setting. It is definitely noticeable.
I went back to official Stock-Rom. No more flickering.
Well, I gave that a try. I have to say it is better with the latest official rom, but not solved completely. I can see it in some cases as well, but as I said it is much better, so I assume this might be some driver issue. Lets see what next updates bring.
known bugs or less
mourek87 said:
Well, I gave that a try. I have to say it is better with the latest official rom, but not solved completely. I can see it in some cases as well, but as I said it is much better, so I assume this might be some driver issue. Lets see what next updates bring.
Click to expand...
Click to collapse
Hello everyone
I also reflected this bug despite having updated the terminal last rom available that introduces the screenshot with a swipe three fingers.
I'm doing this in this issue Zopo Italy since I got the terminal, but without a response we can say that (.... we will send the report to the technical department, we'll know, etc)
What do you advise me to do, there is a stable ROM for this device?
rom the current I is ZP951 20,151,228 to 100,539.
Other bugs found with the latest ROM, and that the Bluetooth headset in the lock screen is bypassed PIN.
I ask your help.
Thank you all.

touchscreen issues, typing is very very hard

Just bought the phone, and I love everything about it except one, the touchscreen, I rarely type incorrectly, and I can type fast with my old phone, but with Poco F1, my typo frequency is WAY too much. I found that if I slow down my typing, it will be way faster. (ironic right)
Currently I'm on latest global rom, is changing rom has any effects on this issue?
Try turning off navigation gestures and stick with buttons, tell me if that improves typing.
Negi9 said:
Try turning off navigation gestures and stick with buttons, tell me if that improves typing.
Click to expand...
Click to collapse
I turned off the gestures, the problem persists.
It lags so much that when I try to type 'this' it register as 'tsih' or something else
You can either try flashing miui beta, or wait for the next stable update (coming soon) which claims to fix some issues.
As the phone is new for you, it might take some time to get used to the touchscreen response etc.
I had the same problem in the beginning. However I've accustomed to it. Don't get me wrong, the touch panel is definitely the culprit, it's just not as good as some other phones.
Edit: If you go the custom rom route, most roms have updated touchscreen drivers compared to the stable ROM.
install latest global beta. touch drivers were improved.
but the problem won't be fully solved, just mitigated.
Negi9 said:
You can either try flashing miui beta, or wait for the next stable update (coming soon) which claims to fix some issues.
As the phone is new for you, it might take some time to get used to the touchscreen response etc.
I had the same problem in the beginning. However I've accustomed to it. Don't get me wrong, the touch panel is definitely the culprit, it's just not as good as some other phones.
Edit: If you go the custom rom route, most roms have updated touchscreen drivers compared to the stable ROM.
Click to expand...
Click to collapse
I wish I could get used to it, there's a slight regret in me that I should've bought mi 8 instead :/
any specific rom your recommendation? still undecided betweeen pixel exp. and lineage os.
LQDForce said:
install latest global beta. touch drivers were improved.
but the problem won't be fully solved, just mitigated.
Click to expand...
Click to collapse
Is there a way to go into global beta update channel without reflashing?
dokiace said:
I wish I could get used to it, there's a slight regret in me that I should've bought mi 8 instead :/
Click to expand...
Click to collapse
mi8 was a much better choice imho. It's not available in my region or would've got it.
dokiace said:
any specific rom your recommendation? still undecided betweeen pixel exp. and lineage os.
Click to expand...
Click to collapse
I'd recommend crDroid.
dokiace said:
Is there a way to go into global beta update channel without reflashing?
Click to expand...
Click to collapse
AFAIK, installing through updater will format everything (even your internal storage). Other way needs unlocked bootloader, and doing that will wipe everything anyway.
I'd say wait for a few days and check the upcoming stable.
Negi9 said:
mi8 was a much better choice imho. It's not available in my region or would've got it.
I'd recommend crDroid.
AFAIK, installing through updater will format everything (even your internal storage). Other way needs unlocked bootloader, and doing that will wipe everything anyway.
I'd say wait for a few days and check the upcoming stable.
Click to expand...
Click to collapse
yeah I really regret buying this phone, I never knew that people got this touch issues :crying:
mi 8 has one cons for me, no headphone jack, but if I knew this, I wouldn't have mind that at all.
I guess I'll just flash some custom rom and try which one has the best touch, I'm not patient enough to wait this out
the only time I had touch issues was when I had a protective glass on the display.
It is fine with display foils but not those "9H superduper strong tempered glass protectors". Double tap to work was hardly working, gestures annoying and typing missing out on characters. Though it looks like you have something else. It just lags and doesn't leave out / skip letters as far as I understood.
On latest open beta, the touch issue still persists. But it only happens when typing on the very edge of the screen. Only then it will register the touch with a small, but noticable delay. (and I'm quite sure it's a software/firmware issue.)
But else, I think the screen is responsive enough for fast typing and playing too.
It is not that awful right now.
Edit:
Proof that some software issue is present:
I recorded the screen with touch overlay while typing on the edge.
Pay attention at the letter popup, as well at the blue cross (touch overlay)
- in the middle of the screen, both popup at exact same time, they are in sync if you will.
- at the Edge, letter pops up with some delay AFTER the blue cross already proofs touch register.
This however was recorded on an older MIUI version.
lolmensch said:
the only time I had touch issues was when I had a protective glass on the display.
It is fine with display foils but not those "9H superduper strong tempered glass protectors". Double tap to work was hardly working, gestures annoying and typing missing out on characters. Though it looks like you have something else. It just lags and doesn't leave out / skip letters as far as I understood.
Click to expand...
Click to collapse
I dont use any screen protector, Double tap is sometimes lags too, I noticed it when I tried to fast forward youtube..
knallex said:
On latest open beta, the touch issue still persists. But it only happens when typing on the very edge of the screen. Only then it will register the touch with a small, but noticable delay. (and I'm quite sure it's a software/firmware issue.)
But else, I think the screen is responsive enough for fast typing and playing too.
It is not that awful right now.
Edit:
Proof that some software issue is present:
I recorded the screen with touch overlay while typing on the edge.
Pay attention at the letter popup, as well at the blue cross (touch overlay)
- in the middle of the screen, both popup at exact same time, they are in sync if you will.
- at the Edge, letter pops up with some delay AFTER the blue cross already proofs touch register.
This however was recorded on an older MIUI version.
Click to expand...
Click to collapse
When typing slowly, I also found no problem, but when I type fast, sometimes the first input will be registered after 3rd or 4th input :silly:
Franco kernel reduces this issue almost by 60-70%
Mind if I chime in with another touchscreen issue?
While I haven't experienced any typing lag, I do experience the occasional touchscreen freeze. I'd be doing something and all of a sudden, the screen just doesn't respond to touches at all.
I'd have to lock and unlock my screen for it to work again (sometimes). Adding a tempered glass protector helped a bit (before that, 50% of the time it was because oil and sweat from my fingers would get stuck), but the problem still persists.
Does anyone else have such issues?
IjazCI said:
Change display settings to 400 via developer options.
Click to expand...
Click to collapse
are you talking about width ? mine is 392!

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