[Q] WiFi issues on Android 4.1.2 - Galaxy S II Q&A, Help & Troubleshooting

Hello!
I've updated to Android 4.1.2 XWLSS (via Kies). It's stock official firmware for Cosmote Romania.
For one month I had no issues, then suddenly WiFi started to behave strangely.
I activate it and it turns itself off after 2-3 seconds. Other time I press the WiFi icon and it becomes pale green for a second then it goes back to gray (disabled).
After this it automatically activates after some minutes...
I've performed a factory reset but no result. What should I do?

pykko said:
Hello!
I've updated to Android 4.1.2 XWLSS (via Kies). It's stock official firmware for Cosmote Romania.
For one month I had no issues, then suddenly WiFi started to behave strangely.
I activate it and it turns itself off after 2-3 seconds. Other time I press the WiFi icon and it becomes pale green for a second then it goes back to gray (disabled).
After this it automatically activates after some minutes...
I've performed a factory reset but no result. What should I do?
Click to expand...
Click to collapse
Try to flash another rom the latest rom is XWLSW be careful if your device is branded, download rom that compatible with your device.
Good luck

Related

[Q] XWKI8 Screen not timing out

Hi,
I recently updated to the XWKI8 stock firmware and now the screen fails to time out I have tried setting the time out to 15s/30s/1 min but the screen never switches off.
Is this a know issue? Is there any work around? I am getting fantastic battery time gains by upgrading from 2.3.3 but all is lost the moment the screen gets turned on due to an incoming message (when the phone is in my pocket) and then never gets turned off)
--Ashwin
kkashwin said:
Hi,
I recently updated to the XWKI8 stock firmware and now the screen fails to time out I have tried setting the time out to 15s/30s/1 min but the screen never switches off.
Is this a know issue? Is there any work around? I am getting fantastic battery time gains by upgrading from 2.3.3 but all is lost the moment the screen gets turned on due to an incoming message (when the phone is in my pocket) and then never gets turned off)
--Ashwin
Click to expand...
Click to collapse
1) Tried normal reboot since flash?
2) Updated via Kies? So maybe you try to reflash it but then you have to do it via Odin (Kies just see that it's the actually one)
Here the files and instruction: http://forum.xda-developers.com/showthread.php?t=1075278
CHEERS
kkashwin said:
Hi,
I recently updated to the XWKI8 stock firmware and now the screen fails to time out I have tried setting the time out to 15s/30s/1 min but the screen never switches off.
Is this a know issue? Is there any work around? I am getting fantastic battery time gains by upgrading from 2.3.3 but all is lost the moment the screen gets turned on due to an incoming message (when the phone is in my pocket) and then never gets turned off)
--Ashwin
Click to expand...
Click to collapse
Please try the following - if not already done:
1. Wipe cache partition in recovery mode (Volume UP + Home + Power).
2. If you have CWM then also clear Dalvik cache (for Java VM).
If that does not help either, you may have to make a hard reset (*2767*3855#).
As this will wipe internal SD card, be sure to have everything in a backup elsewhere.
EDIT:
Here is another guess to try before.
There are two different places where you can set the screen off time.
The one you found is (I am sure) in Menu => Settings => Display => Screen timeout.
The other one is in Menu => Locations and Security => Timeout.
Maybe there is an other value set on your phone.
Try to change this setting before wiping everything.
Good luck !
Resolved!
A combination of the above two suggestions resolved the problem. Tried setting and unsetting security options and rebooting. It seems to be working now.
Thanks guys!

[Q] Stock Unlocked 4.1.2 GT-I9300[T] Freezing when WiFi is Connected

Hi All,
I've got an stock Unbranded 4.1.2 GT-I9300[T] on Three UK and over the last few days it has been repeatedly freezing. Out of frustration I've done a factory reset and left it with just the stock apps running. From there I've narrowed it down to WiFi, when it's enabled the phone will operate correctly for a few minutes and then it will freeze. When the freeze occurs some animations like the Update icon in the status bar or a Live Wallpaper will continue for a few seconds but the phone remains unresponsive. From there the only way to get it to respond is to do a hard reset by holding down the power button.
I've got a few extra details from the About menu but I'm not sure how much help it'll be:
Baseband Version
I9300XXELLA
Kernal Version
3.0.31-742798
Any assistance you could provide would be appreciated. I've had the phone for 6 months and gone through two OTA updates without significant issue but this bug is causing me more than a few problems.
Exact same issue here.
I flashed the latest I9300XXELLA to the phone using ODIN and then did a factory reset.
It now freezes every few minutes, usually after I've pulled down the notification menu.
Its also restarted itself several times.
Can anyone suggest any fixes?
Some more info, I've now had two more system freezes while using Speed Test and Downloading an app, both on mobile data. Seems to be something to do with the Wireless firmware?
I am facing the exact same problem in India on XXELLC which was up for download on 28th Jan 2013.
I have wiped the phone and the cache several times but the same issue of freezing.
Anyone have a solution pls help.....
Same problem.... with stock firmware
manish1c said:
I am facing the exact same problem in India on XXELLC which was up for download on 28th Jan 2013.
I have wiped the phone and the cache several times but the same issue of freezing.
Anyone have a solution pls help.....
Click to expand...
Click to collapse
Same problem me too india gs3 . so flashed older version from odin .

[Q] Automatic Turn Off Issue!

Before 15 day I Upgraded my Samsung i9100 Galaxy S II to Jelly Bean 4.1.2 XXLSJ which is the Official Leaked Version for my phone. The upgrade was successful, then I tried to root my phone but my phone didn't start. So I reinstalled (flashed or whatever) my phone to Jelly Bean 4.1.2 (The same that I upgraded to) again using Odin3 v1.85. My phone started working, but when I used my Camera i.e. while taking picture the my turned off automatically. My phone turns off as soon as the flash occurs. The same thing happened with video mode i.e. my phone turns off automatically when the video is recorded to 30 seconds approximately. While using WiFi to synchronize my contacts & calender, my phone turns off automatically. My phone turns off automatically even when I start a game. So I thought that the Jelly Bean version that i have downloaded might have some issue. So I downgraded my phone to the stock Ice Cream Sandwich 4.0.4 XWLPW (that i have downloaded from somewhere), but the same problem exists.
So please help me to resolve this issue because it is really irritating that I can't use my camera, wifi or play games in my phone!
did you do the factory reset before that, just in case?
format all, clean cach etc,?
have you tried the other spanish JB version?
Yes, doing factory reset was in the instruction of the Official Leaked JB that i had downloaded!
No, I have not tried any other JB versions.
But right now my phone is in its Official Stock ICS 4.0.4 that i have downloaded

[Q] Device suddenly stops working and needs to be wiped

I have a serious issue with both my I9100 devices.
it suddenly freezes and requires reboot. when i do it, it stuck on boot screen (Where the yellow triangle would be if using unofficial firmware)
nothing helps, only wipe data. once I wipe, device loads fine and starts working again.
I tought at first its rom/kernel related, I switched everything and even tried stock rom.
it keeps happening...today, I tried to swap batteries as one got empty, I took the battery out of the stocked-rom device (after turning it off) and then later when i switched it on, it had to be wiped.
same as with my other device.
Anyone has any clue what this is about?
Its became a big issue for me, I cant flash/wipe every few days...
One device is on Neatrom 4.4 lite, the other stock-everything, both 4.1.2
eranyanay said:
I have a serious issue with both my I9100 devices.
it suddenly freezes and requires reboot. when i do it, it stuck on boot screen (Where the yellow triangle would be if using unofficial firmware)
nothing helps, only wipe data. once I wipe, device loads fine and starts working again.
I tought at first its rom/kernel related, I switched everything and even tried stock rom.
it keeps happening...today, I tried to swap batteries as one got empty, I took the battery out of the stocked-rom device (after turning it off) and then later when i switched it on, it had to be wiped.
same as with my other device.
Anyone has any clue what this is about?
Its became a big issue for me, I cant flash/wipe every few days...
One device is on Neatrom 4.4 lite, the other stock-everything, both 4.1.2
Click to expand...
Click to collapse
u can just rewert to stock ICS 4.0.3 firmware on both the phones and check for the issue (whether its firmware related or any hardware issue as such)
thanks for your help,
It did not happen on 403, tough it didnt happen on 4.1.2 for some while either.
what else would you suggest me to test?
eranyanay said:
thanks for your help,
It did not happen on 403, tough it didnt happen on 4.1.2 for some while either.
what else would you suggest me to test?
Click to expand...
Click to collapse
1) with 403 for some time once again to ensure no issues of freezing.
2)then a different 4.1.2 stock/custom rom altogether to check for the same(freezing) issue.
stay for some time on those firmwares and see (may be one or two charge cycles).
3) do not install any mods on top of the firmware, just stay stock and see
One of the devices is already back to 403, while the second one on stock 412
the hardest thing to tell if 403 solves it or not, as it happens occasionally, once in a week or two.
I tried two different stock roms, so that would rule out #2.
The weird thing is that wiping data is enough.
data is separated from the rom itself, yet it causes the entire device not to boot anymore.

Can no longer turn on Wi-Fi

I can no longer turn on Wi-Fi on my SGS 3. The icon either just stays grey or sometimes goes a dark shade of green for a while before turning grey again, but it still doesn't connect.
This began after using this app to restore my passwords:
https://play.google.com/store/apps/details?id=com.ryanamaral.wifi.passwords&hl=en
I've deleted the app, done a factory reset, cleared cache, tried WiFi manager apps, but nothing works.
I haven't changed the firmware, I'm on EE with the following 4.3 firmware:
Baseband: I9300BVUGNB2
Build: JSS15J.I930XXUGNB5
I hope somebody can help, phone is nearly useless to me without WiFi.
paddyb said:
I can no longer turn on Wi-Fi on my SGS 3. The icon either just stays grey or sometimes goes a dark shade of green for a while before turning grey again, but it still doesn't connect.
This began after using this app to restore my passwords:
https://play.google.com/store/apps/details?id=com.ryanamaral.wifi.passwords&hl=en
I've deleted the app, done a factory reset, cleared cache, tried WiFi manager apps, but nothing works.
I haven't changed the firmware, I'm on EE with the following 4.3 firmware:
Baseband: I9300BVUGNB2
Build: JSS15J.I930XXUGNB5
I hope somebody can help, phone is nearly useless to me without WiFi.
Click to expand...
Click to collapse
Wifi is kernel related flash one of the many stock kernels in the forum or flash another stock rom .
Thanks. I'll try a custom Kit Kat ROM. Is there one you can recommend?
paddyb said:
Thanks. I'll try a custom Kit Kat ROM. Is there one you can recommend?
Click to expand...
Click to collapse
You need to decide on your own, asking this question will get you in trouble.

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