[Q] WiFi Issue in Both Stock ICS Rom and CM9, Please help. - Galaxy S II Q&A, Help & Troubleshooting

Hi all,
I have been having problem since I updated my Galaxy S2 Gt-i9100 (India) to official ICS. Wifi is not working anymore and whenever i try to switch ON Wifi from notification bar the toggle button freezes (something like pale annoying green) and Wifi never gets switched ON. Then i thought moving to Custom ROM will help but again with CM9 Wifi is not getting ON at all.
Please guys help me, I know you are the best one out there. What can be the problem? Any possible solution? I heard it was solved in Siyah Kernel?

rythemofthe said:
Hi all,
I have been having problem since I updated my Galaxy S2 Gt-i9100 (India) to official ICS. Wifi is not working anymore and whenever i try to switch ON Wifi from notification bar the toggle button freezes (something like pale annoying green) and Wifi never gets switched ON. Then i thought moving to Custom ROM will help but again with CM9 Wifi is not getting ON at all.
Please guys help me, I know you are the best one out there. What can be the problem? Any possible solution? I heard it was solved in Siyah Kernel?
Click to expand...
Click to collapse
It sounds like a hardware problem as CM9 is a good rom with hardly any problems! I suggest trying a few other roms and also, try changing the kernel. I used to have that problem but after flashing siyah, problem=solved!
http://www.gokhanmoral.com/gm/2012/09/08/siyahkernel-s2-v4-1/

rythemofthe said:
Hi all,
I have been having problem since I updated my Galaxy S2 Gt-i9100 (India) to official ICS. Wifi is not working anymore and whenever i try to switch ON Wifi from notification bar the toggle button freezes (something like pale annoying green) and Wifi never gets switched ON. Then i thought moving to Custom ROM will help but again with CM9 Wifi is not getting ON at all.
Please guys help me, I know you are the best one out there. What can be the problem? Any possible solution? I heard it was solved in Siyah Kernel?
Click to expand...
Click to collapse
How did you install cm9?did you wipe data?
Sent from my GT-I9100 using xda premium

Thanks, I will try Siyah and will update the result. Lets hope it solves it.
UltimateAnas said:
It sounds like a hardware problem as CM9 is a good rom with hardly any problems! I suggest trying a few other roms and also, try changing the kernel. I used to have that problem but after flashing siyah, problem=solved!
Click to expand...
Click to collapse

kilometers4 said:
How did you install cm9?did you wipe data?
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
I wiped the Data using Download Mode and then installed from a ZIP in internal SD card (The standard process that I came across Google).

rythemofthe said:
I wiped the Data using Download Mode and then installed from a ZIP in internal SD card (The standard process that I came across Google).
Click to expand...
Click to collapse
You mean Recovery Mode?
Hmmm... Several people having same issue
Post a screenshot in Settings - > About Please
Peace
Hit Thanks & It will Disappear
Sent from S II Running Fully Modified Official ICS 4.0.4
Next Device: Upcoming Nexus

Omaxe said:
You mean Recovery Mode?
Hmmm... Several people having same issue
Post a screenshot in Settings - > About Please
Peace
Hit Thanks & It will Disappear
Sent from S II Running Fully Modified Official ICS 4.0.4
Next Device: Upcoming Nexus
Click to expand...
Click to collapse
Yeah, I meant Recovery mode
and I will update the required screenshots.

Related

Touch screen response in ICS

So ive flashed ics on my friends SII but from the beginning it had touch problems, for example in the app drawer i have to tap setting 3 times before it registers the touch. For eveything else it works just fine so im sure its not HW related.
Switching kernel improved it (also improved scrolling lag).
Is this a known existing problem with the current kernels? I dont own a galaxy sII so i dont know the issues that are playing atm.
Thanks in advance!
Sent from my Galaxy Nexus using xda premium
no problem might be bad flash or early beta release that you flashed by mistake
Nah, i thought the same but after flashing again the problem still was there.
Gonna try returning to stock and start again with CM9 Resurrection Edition with Odin. If it still persists i gues the problem is hardware related.
and suddenly everything changes.........!
weren't you on stock ICS before? please use stock with full wipe to test such things.
atifsh said:
and suddenly everything changes.........!
weren't you on stock ICS before? please use stock with full wipe to test such things.
Click to expand...
Click to collapse
I dont think you understood what i said mate
Please check my threads, i know how to test roms but thanks for your reply.
Yes i didnt get it,
Thsts why i said go back to stock using odin after full wipe.
If you already did it, cant help uou anymore.

Touch screen! Help please

I have problem with touch screen, when it is in direct sunlight or any strong light, it becomes unresponsive for 1or 2 minutes. This happens when I lock, so it means in lock screen I can not touch anything its not responding for few minutes. And what is most important, this problem is since I updated to ICS,in 4.0.3 and 4.0.4 also. But if I flash back to GB 2.3.6 I dont have this problem and it works perfect. And I heard a lot people having this problem, did some one found solution, as it is working in GB so it is not hardware problem.
I am really thankfully if anyone can help me.
gencka said:
I have problem with touch screen, when it is in direct sunlight or any strong light, it becomes unresponsive for 1or 2 minutes. This happens when I lock, so it means in lock screen I can not touch anything its not responding for few minutes. And what is most important, this problem is since I updated to ICS,in 4.0.3 and 4.0.4 also. But if I flash back to GB 2.3.6 I dont have this problem and it works perfect. And I heard a lot people having this problem, did some one found solution, as it is working in GB so it is not hardware problem.
I am really thankfully if anyone can help me.
Click to expand...
Click to collapse
Flashing a custom kernel should help you solve this problem
Swyped from my Samsung Galaxy SII
Jokesy said:
Flashing a custom kernel should help you solve this problem
Swyped from my Samsung Galaxy SII
Click to expand...
Click to collapse
First thanks for your reply.
I tried, I flashed cm9, aokp, now also cm10 JB but again same problem, ony in when I go back to GB I dont have this problem.
gencka said:
First thanks for your reply.
I tried, I flashed cm9, aokp, now also cm10 JB but again same problem, ony in when I go back to GB I dont have this problem.
Click to expand...
Click to collapse
let me know how you flashed those ROMs, list the steps you follow, you might have missed something because so far it's working in GB then it's not a hardware issue.
Jokesy said:
let me know how you flashed those ROMs, list the steps you follow, you might have missed something because so far it's working in GB then it's not a hardware issue.
Click to expand...
Click to collapse
Well first I tried in stock rom 4.0.3 and now also 4.0.4, and for this custom ROMs like cm9 cm10, I did as per instructions wipe data factory reset, wipe cache, than flash, after that again wipe data/cache.
Have you tried to flash other kernel?
przemcio510 said:
Have you tried to flash other kernel?
Click to expand...
Click to collapse
Which kernel ? I tried codeworkx kernel and horsepower kernel
P.S. Because i forgot to mention I have Galaxy S2 I9100G
gencka said:
Which kernel ? I tried codeworkx kernel and horsepower kernel
P.S. Because i forgot to mention I have Galaxy S2 I9100G
Click to expand...
Click to collapse
since you are using i9100g, I might not be able to recommend you a custom kernel. This kind off touch screen issues has been fixed in our own kernels.
Try this:
- boot to CWM recovery
- wipe cache partition
- wipe dalvik cache
- flash your kernel of choice again
- fix permissions
- reboot phone
-
Swyped from my Samsung Galaxy SII
i experienced this before on my old Galaxy S, try going on for other CustomROMS and kernels..
But really I don't understand, my brother has also i9100g but he don't have this problem, I tested his phone in stock and in custom roms, I let it in sunlight for 10-15 minutes. But mine for 1-2 minutes immediately becomes unresponsive. I have tested all roms and kernels for i9100g and always I did wipe data, cache, dalvik cache but the problem is still present. Sometimes I say its hardware problem, but if I flash gb stock or any custom rom in gb, I can let phone in sunlight for 10-20 minutes without problem. Really its confusing me. If you guys will help me fix this problem I would be really really thankful as I am tired of this
Sent from my GT-I9100G using xda app-developers app
gencka said:
But really I don't understand, my brother has also i9100g but he don't have this problem, I tested his phone in stock and in custom roms, I let it in sunlight for 10-15 minutes. But mine for 1-2 minutes immediately becomes unresponsive. I have tested all roms and kernels for i9100g and always I did wipe data, cache, dalvik cache but the problem is still present. Sometimes I say its hardware problem, but if I flash gb stock or any custom rom in gb, I can let phone in sunlight for 10-20 minutes without problem. Really its confusing me. If you guys will help me fix this problem I would be really really thankful as I am tired of this
Sent from my GT-I9100G using xda app-developers app
Click to expand...
Click to collapse
then go for gingerbread if you don't mind.. if your phone is still on warranty, then you can send it back to the service center ASAP if not, you can also spend some money to get it fixed (it won't be cheap, trust me).. but if you wanna save some cash on it, you can stick to GB if that's what's doing you good on your problem..
hope you get it all sorted out
That's the problem that I don't have warranty. But really in GB you don't have nothing ICS is much better also so many custom roms and kernels for ICS. The fact that is working fine in gb and its not hardware problem is killing me. It must be a way to fix
Sent from my GT-I9100G using xda app-developers app
gencka said:
That's the problem that I don't have warranty. But really in GB you don't have nothing ICS is much better also so many custom roms and kernels for ICS. The fact that is working fine in gb and its not hardware problem is killing me. It must be a way to fix
Sent from my GT-I9100G using xda app-developers app
Click to expand...
Click to collapse
Flashing a custom kernel might help you out, that's how i fixed mine
Sent from my GT-I9100 using xda premium
Really you had same problem??
Now I find also that in autobrightness is appearing problem. If i let brightness manually until know didnt happened. And for kernels I flashed every kernel that is available for i9100g
Sent from my GT-I9100G using xda app-developers app

[NEW TO SGS3] wifi disconnection issue

hi.
im new to sgs3 (previously i was on gt n7000).
i upgraded to JB but im having wifi disconnection issues with all jb roms...
is it a known issue? is there any fix? please help me out as its my new phone i hope you understand
Jamal Ahmed said:
hi.
im new to sgs3 (previously i was on gt n7000).
i upgraded to JB but im having wifi disconnection issues with all jb roms...
is it a known issue? is there any fix? please help me out as its my new phone i hope you understand
Click to expand...
Click to collapse
Try a full wipe again and see if it helps. I am on DLIB and have no wifi issues. If after two wipes it is the same I would think it is going to be hardware. You could also go back to ICS to double check but clear everything each time.
Kangburra said:
Try a full wipe again and see if it helps. I am on DLIB and have no wifi issues. If after two wipes it is the same I would think it is going to be hardware. You could also go back to ICS to double check but clear everything each time.
Click to expand...
Click to collapse
first of all. THANK YOU!!! thank you thank you...
but...
ive tried everything. wipeSSSS (notice the s) and tried every ROM and modem. did alot of superwipes in succession and everything.
the only catch is, this problem is not in cm9 and cm10. i cant use cm10 because of the camera issues (i use camera alot so itsa no-go, despite the awesome speed). and it hurts me to be on cm9 while the official jb is out there. hppe you understand the software craze
Wifi connection is not related to modem.. so i suggest u flash another kernel.
I hope this helps! cheers!
Sent from my GT-I9300 using xda premium

Sgs2 camera flash problem!

Ok, so ive had a couple of problems with my recently bought Sgs2, ive got all the other problems fixed except this one: when i turn on the camera app, the flash goes on and off once, the same happens when i turn off the camera. Its a very fast flash that occurs.. it doesnt matter what camera app i use, it does it everytime.. the flash does work properly during camera use if needed, and works normally as a torch.
It doesnt bother me much, but would be nice to get fixed..
Any ideas?
If your using a custom jb rom then it's normal. It's a known bug.
Sent from my Galaxy SII
*boy*racer* said:
If your using a custom jb rom then it's normal. It's a known bug.
Sent from my Galaxy SII
Click to expand...
Click to collapse
Im using SlimICS 4.2+ Siyah 5.0.1
So he said.... That if You using not stock rom flash bug be...
Looks like he said: if its a custom JB rom, the bug occurs. Im using ICS and the same thing happened before i even flashed a custom rom. The phone was running a stock Samsung GB rom then..
"He" has a name
And if u said it happened before flashing roms, Then it must be a hardware issue.
Sent from my Galaxy SII
I have the same problem, that the flash will light up shortly when the camera app closed, and when I read the last comments it seems that this is a known issue for quite a while.
How does it come that this is not fixed yet. I'm using custom roms now for a few month now and from the beginning I was wondering about the strange flash behaviour compared to the stock rom.
Is it because there is still no official release from Samsung for JB or why is it so difficult to fix? Are the camera drivers closed source?
*boy*racer* said:
"He" has a name
And if u said it happened before flashing roms, Then it must be a hardware issue.
Sent from my Galaxy SII
Click to expand...
Click to collapse
I feared this was the issue.. oh well, i guess ill just have to live with it until i change my phone again, no biggie
elfrawg said:
I have the same problem, that the flash will light up shortly when the camera app closed, and when I read the last comments it seems that this is a known issue for quite a while.
How does it come that this is not fixed yet. I'm using custom roms now for a few month now and from the beginning I was wondering about the strange flash behaviour compared to the stock rom.
Is it because there is still no official release from Samsung for JB or why is it so difficult to fix? Are the camera drivers closed source?
Click to expand...
Click to collapse
It happened to you after switching to custom roms?
elfrawg said:
I have the same problem, that the flash will light up shortly when the camera app closed, and when I read the last comments it seems that this is a known issue for quite a while.
How does it come that this is not fixed yet. I'm using custom roms now for a few month now and from the beginning I was wondering about the strange flash behaviour compared to the stock rom.
Is it because there is still no official release from Samsung for JB or why is it so difficult to fix? Are the camera drivers closed source?
Click to expand...
Click to collapse
Mongopusher42 said:
I feared this was the issue.. oh well, i guess ill just have to live with it until i change my phone again, no biggie
Click to expand...
Click to collapse
Guys, it has got nothing to do with the hardware, its a random one that happens with all ICS and JB based custom roms
@Sun90
If you read the whole thread , i had the problem before custom roms with a 100% stock Samsung GingerBread rom..
Mongopusher42 said:
@Sun90
If you read the whole thread , i had the problem before custom roms with a 100% stock Samsung GingerBread rom..
Click to expand...
Click to collapse
have u tried flashing a Stock ICS rom (v4.0.3) and seen for the issue
if not give it a try and see, just to confirm whether its really a hardware issue or a software one
nothing to loose though, if the problem gets resolved for u it would be fine right
do a clean wipe before installing.
Sun90 said:
have u tried flashing a Stock ICS rom (v4.0.3) and seen for the issue
if not give it a try and see, just to confirm whether its really a hardware issue or a software one
nothing to loose though, if the problem gets resolved for u it would be fine right
do a clean wipe before installing.
Click to expand...
Click to collapse
Nope. Okk , ill try this when i have some spare time :thumbup:
Sun90 said:
Guys, it has got nothing to do with the hardware, its a random one that happens with all ICS and JB based custom roms
Click to expand...
Click to collapse
I used to get that on my x10i with certain roms.Definitely a software problem.
Same issue here, came about randomly day before yesterday. LED flashes once, quickly, whenever something tries to activate it.
Only ever used stock soft/firmware, and Chainfire's kernel. Cleared all caches, tried factory reset, problem persisted.
Flashed to whatever the latest ICS is for H3G today, problem still persists, I shall try official kernel tomorrow, see if that fixes it -- I don't hold much hope.
*boy*racer* said:
If your using a custom jb rom then it's normal. It's a known bug.
Sent from my Galaxy SII
Click to expand...
Click to collapse
I'm using hellybean 4.2.1 and I don't have this bug!!

[Q] Galaxy S2 Wifi Issue

Hello!
I'm sorry if this is a repeated thread.
I'm on Jelly Bean stock firmware I9100XWLSK (4.1.2) (Indian version) rooted. Everything is fine except that I am not able to turn on wifi since last week (Its becomes dull green and then gets grey; Refer Screenshot).
There was a similar problem when I was on ICS (when wifi toggle switch used to hang), but it was solved by one of the several tweaks suggested for the problem..e.g. delete connection and put the phone in airplane mode etc. etc.
But this time none of these worked. The wifi would just won't turn on. S2 without wifi is of no use to me.
I've tried every thing; Flashed stock GB 2.3.6 & JB 4.1.2 I9100XWLST, Did factory reset, wiped cache data, etc etc.
I'm tired now, this problem is being faced by many others so I request you all masters of andriod to take the matter seriously and come out with a solution please.
Further more when i use USSD codes such as *#*#526#*#* or *232339# WLAN Test code, nothing happens, these codes do not work on my 4.1.2 S2.
Many Thanx & Regards.
PS: Find the attached screenshots.
Try a custom kernel (pick any one you want). WiFi drivers are in the kernel, so therein probably lies your problem.
khani245 said:
Hello!
I'm sorry if this is a repeated thread.
I'm on Jelly Bean stock firmware I9100XWLSK (4.1.2) (Indian version) rooted. Everything is fine except that I am not able to turn on wifi since last week (Its becomes dull green and then gets grey; Refer Screenshot).
There was a similar problem when I was on ICS (when wifi toggle switch used to hang), but it was solved by one of the several tweaks suggested for the problem..e.g. delete connection and put the phone in airplane mode etc. etc.
But this time none of these worked. The wifi would just won't turn on. S2 without wifi is of no use to me.
I've tried every thing; Flashed stock GB 2.3.6 & JB 4.1.2 I9100XWLST, Did factory reset, wiped cache data, etc etc.
I'm tired now, this problem is being faced by many others so I request you all masters of andriod to take the matter seriously and come out with a solution please
Many Thanx & Regards.
PS: Find the attached screenshots.
Click to expand...
Click to collapse
1) Please do not use Bold letter's like this in ur post unless to highlight words.
2) Have u checked for the wifi issue after updating to JB and before rooting ur phone.
3) since its repeatedly occuring for u (had it on ICS and now on JB- rooted) have u ever thought it might be a hardware related.
4) have u tried a Diff Kernel like PHILZ/DORIMANX/SIYAH to see if the wifi issue resolved
MistahBungle said:
Try a custom kernel (pick any one you want). WiFi drivers are in the kernel, so therein probably lies your problem.
Click to expand...
Click to collapse
Can you plz suggest me a kernel for rooted I9100XWLSK (4.1.2) (Indian version). I've no idea about selecting kernels.
Thanks for the reply.
Regards.
Sun90 said:
1) Please do not use Bold letter's like this in ur post unless to highlight words.
2) Have u checked for the wifi issue after updating to JB and before rooting ur phone.
3) since its repeatedly occuring for u (had it on ICS and now on JB- rooted) have u ever thought it might be a hardware related.
4) have u tried a Diff Kernel like PHILZ/DORIMANX/SIYAH to see if the wifi issue resolved
Click to expand...
Click to collapse
1) Apologies for the bold letters.
2) I was on stock 4.1.2 and to resolve it I rooted it but no sucess, i further went on flashing GB 2.3.6 but still wifi wont turn on. Currently i'm on rooted I9100XWLSK (4.1.2) (Indian version).
3) I can only wish its not a hardware, when this problem occurred in ICS many people told its an hardware issue but it wasn't. After JB update it went on a working state and now after a long time I'm facing this issue.
4) No, please suggest.
Regards.
khani245 said:
1) Apologies for the bold letters.
2) I was on stock 4.1.2 and to resolve it I rooted it but no sucess, i further went on flashing GB 2.3.6 but still wifi wont turn on. Currently i'm on rooted I9100XWLSK (4.1.2) (Indian version).
3) I can only wish its not a hardware, when this problem occurred in ICS many people told its an hardware issue but it wasn't. After JB update it went on a working state and now after a long time I'm facing this issue.
4) No, please suggest.
Regards.
Click to expand...
Click to collapse
Link below for 'PHILZ' kernel
http://forum.xda-developers.com/showthread.php?t=1877270
Sun90 said:
Link below for 'PHILZ' kernel
http://forum.xda-developers.com/showthread.php?t=1877270
Click to expand...
Click to collapse
Just Confirming.
You want me to flash 5.04.2013 - PhilZ-cwm6 v4.92.8 with CWM 6.0.3.0 based recovery at http://www.mediafire.com/download/rfc9mylcgjzlvee/PhilZ-cwm6-XWLSK-ODD-4.92.8-signed.zip for I9100XWLSK already rooted.?
Regards.
Want him to shake it for you when you're done as well ? He's only told you what to do twice, how many more times do you need ? (Please don't bore us with the 'But I just want to be sure' line. It's not rocket surgery).
MistahBungle said:
Want him to shake it for you when you're done as well ? He's only told you what to do twice, how many more times do you need ? (Please don't bore us with the 'But I just want to be sure' line. It's not rocket surgery).
Click to expand...
Click to collapse
ohk calm down, there's nothing to get offended. Its just that I have less knowledge then you all. I'm a newbie after all. I'll flash it and get back.
Regards.
MistahBungle said:
Want him to shake it for you when you're done as well ? He's only told you what to do twice, how many more times do you need ? (Please don't bore us with the 'But I just want to be sure' line. It's not rocket surgery).
Click to expand...
Click to collapse
:good:
Sun90 said:
Link below for 'PHILZ' kernel
http://forum.xda-developers.com/showthread.php?t=1877270
Click to expand...
Click to collapse
I flashed the Philz Kernel but wifi still wouldn't turn on. Please Advise
khani245 said:
I flashed the Philz Kernel but wifi still wouldn't turn on. Please Advise
Click to expand...
Click to collapse
Hve u tried 'turning On' the wifi under Settings> Wifi for now or is it just the Toogle on the status bar drop down ur trying
Sun90 said:
Hve u tried 'turning On' the wifi under Settings> Wifi for now are is it just the Toogle on the status bar drop down ur trying
Click to expand...
Click to collapse
I've been trying to do that too but to no avail. The wifi button stays grey for 2-3 seconds and then gets off by itself. Refer Screenshot.
Please help.
Prior to having this wifi issue I was on this same Philz kernel.
I was having an instinct that it wont solve the problem. Can you suggest me to flash some other kernels?
Regards.
khani245 said:
Prior to having this wifi issue I was on this same Philz kernel.
I was having an instinct that it wont solve the problem. Can you suggest me to flash some other kernels?
Click to expand...
Click to collapse
Just a shot in the dark, but you could try latest Apolo 4.7, since it has new WiFi drivers from S4 -- see if that helps...
khani245 said:
Prior to having this wifi issue I was on this same Philz kernel.
I was having an instinct that it wont solve the problem. Can you suggest me to flash some other kernels?
Regards.
Click to expand...
Click to collapse
Ok, then u can try the siyah kernel from the link below
http://d-h.st/1kT
or even the 'Apolo' as mentioned by kt-Froggy and see
kt-Froggy said:
Just a shot in the dark, but you could try latest Apolo 4.7, since it has new WiFi drivers from S4 -- see if that helps...
Click to expand...
Click to collapse
Flashed the apolo kernel but no sucess... the stupid wifi doesnt turn on
Sun90 said:
Ok, then u can try the siyah kernel from the link below
http://d-h.st/1kT
or even the 'Apolo' as mentioned by kt-Froggy and see
Click to expand...
Click to collapse
Will try Siyah Kernel and let you know... This wifi issue ate all of my office time today... signing off... I'll get back to update you if it worked... Thank you very much
Sun90 said:
Ok, then u can try the siyah kernel from the link below
http://d-h.st/1kT
or even the 'Apolo' as mentioned by kt-Froggy and see
Click to expand...
Click to collapse
Bro I tried the siyah kernel but the wifi still doesnt turn on...
Please advise.
I have the same problem as khani245 only I had originally NeatRom XWLSS on my phone and worked well no problems until I went o/s for a couple of weeks and I changed sims and I couldn't get wifi so I had a Samsung guy look at it and to fix he put GB 2.36 and it worked sort of but when I got home and changed back to my recent NeatRom I couldn't even get the green ticks in the wifi settings. I have gon back to GB2.3.4 cleared everything installed stock rom and now get the green wifi ticks but wifi is continually searching for any connection but can't even find my modem/router 4` away. There is a problem and it seems to be a software problem.

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