[Q] i9505 wifi hardware fault? - Galaxy S 4 Q&A, Help & Troubleshooting

Wifi turns off by itself about 3 minutes after connecting to a network. At times it even reboots itself trying to turn wifi off. Sometimes it even cant detect a wifi signal even though its within strong signal range.
Tried full wipe and reflash stock firmware but to no avail.
Do you guys reckon its a hardware fault?

dannytanky said:
Wifi turns off by itself about 3 minutes after connecting to a network. At times it even reboots itself trying to turn wifi off. Sometimes it even cant detect a wifi signal even though its within strong signal range.
Tried full wipe and reflash stock firmware but to no avail.
Do you guys reckon its a hardware fault?
Click to expand...
Click to collapse
It could be, but what firmware/kernel version are you using? Wifi is a kernel issue, not a ROM issue per se, but if you are using a custom ROM and custom recovery, you could have flashed it with the wrong recovery and ended up with this sort of mess.
Most common scenario?
Flashing custom ROM with TWRP or the wrong version of PhilZ recovery or even an older version of CWM.
Any of these can screw up your device.

donalgodon said:
It could be, but what firmware/kernel version are you using? Wifi is a kernel issue, not a ROM issue per se, but if you are using a custom ROM and custom recovery, you could have flashed it with the wrong recovery and ended up with this sort of mess.
Most common scenario?
Flashing custom ROM with TWRP or the wrong version of PhilZ recovery or even an older version of CWM.
Any of these can screw up your device.
Click to expand...
Click to collapse
Previously on ARHD 3.0 flashed with Philz as instructed. Been using it for almost 2 months without a glitch. All of a sudden this happened.
Ive now reverted to stock as u see in screen cap. But still doesn't solve the problem.
Sent from my GT-I9505 using xda app-developers app

dannytanky said:
Previously on ARHD 3.0 flashed with Philz as instructed. Been using it for almost 2 months without a glitch. All of a sudden this happened.
Ive now reverted to stock as u see in screen cap. But still doesn't solve the problem.
Sent from my GT-I9505 using xda app-developers app
Click to expand...
Click to collapse
How did you revert to stock?

donalgodon said:
How did you revert to stock?
Click to expand...
Click to collapse
Flashed to stock using odin.
Sent from my GT-I9505 using xda app-developers app

dannytanky said:
Flashed to stock using odin.
Sent from my GT-I9505 using xda app-developers app
Click to expand...
Click to collapse
Fully wipe, format system, etc and all the way to stock recovery in the flash?

donalgodon said:
Fully wipe, format system, etc and all the way to stock recovery in the flash?
Click to expand...
Click to collapse
Yup. Did it twice just to be sure.
Sent from my GT-I9505 using xda app-developers app

Related

[Q] Can't run custom rom

Alright ive kinda hit a wall im not sure what i can do i can't seem to get my s4 to flash to any custom roms. just picked it up it came with the latest MF9, ive followed the instructions http://forum.xda-developers.com/showthread.php?t=2257101 to get root access and to install twrp. i can get it all to install just fine and have verified that i have root access. but once i flash a custom rom ie. CM 10.1 or even Slim mod either through goomanager it will say it installs successfully but once it reboots the new rom splash screen shows up and just sits there forever spinning and it never goes any further.
ive even restored my device to factory and unrooted the device and im still unable to get any roms to load up. am i missing anything that someone might be able to point out
heres the steps ive tried or gone thru
1. CF-autoroot via odin
2. install Twrp or CWM either thru odin or their manager aps
3. copy rom and gapps to sd card
4. boot to recovery and try to install
5. get stuck at splash screen!!!!
You probably need to install a compatible kernel. If the Rom doesn't include one that's the problem.
Sent from my SPH-L720 using Tapatalk 4
countervirus said:
Alright ive kinda hit a wall im not sure what i can do i can't seem to get my s4 to flash to any custom roms. just picked it up it came with the latest MF9, ive followed the instructions http://forum.xda-developers.com/showthread.php?t=2257101 to get root access and to install twrp. i can get it all to install just fine and have verified that i have root access. but once i flash a custom rom ie. CM 10.1 or even Slim mod either through goomanager it will say it installs successfully but once it reboots the new rom splash screen shows up and just sits there forever spinning and it never goes any further.
ive even restored my device to factory and unrooted the device and im still unable to get any roms to load up. am i missing anything that someone might be able to point out
heres the steps ive tried or gone thru
1. CF-autoroot via odin
2. install Twrp or CWM either thru odin or their manager aps
3. copy rom and gapps to sd card
4. boot to recovery and try to install
5. get stuck at splash screen!!!!
Click to expand...
Click to collapse
Did you factory reset after flashing?
Sent from my SPH-L720 using xda premium
nicotheandroidguy said:
Did you factory reset after flashing?
Sent from my SPH-L720 using xda premium
Click to expand...
Click to collapse
yes i did just to give a clean start and try again
countervirus said:
yes i did just to give a clean start and try again
Click to expand...
Click to collapse
Install twrp recovery 2.5.0.2! 2.6 seems to have been buggy, btw are you downloading it from computer or from your phone?
Sent from my SPH-L720 using xda app-developers app
countervirus said:
yes i did just to give a clean start and try again
Click to expand...
Click to collapse
If you want a good aosp rom try this one http://forum.xda-developers.com/showthread.php?p=43120823 it is very stable and awsome except there aren't much customization options update your recovery first then wipe data, system, and cache then flash the rom. Use this as a backup rom http://forum.xda-developers.com/showthread.php?t=2357471
Sent from my SPH-L720 using xda premium
nicotheandroidguy said:
If you want a good aosp rom try this one http://forum.xda-developers.com/showthread.php?p=43120823 it is very stable and awsome except there aren't much customization options update your recovery first then wipe data, system, and cache then flash the rom. Use this as a backup rom http://forum.xda-developers.com/showthread.php?t=2357471
Sent from my SPH-L720 using xda premium
Click to expand...
Click to collapse
Btw the way the GE isnt aosp, its touchwiz based.
Sent from my SPH-L720 using xda app-developers app
ROMANTiC KiD said:
Install twrp recovery 2.5.0.2! 2.6 seems to have been buggy, btw are you downloading it from computer or from your phone?
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
Thanks!!! this actually worked dropped back to 2.5.0.2 and it loaded up on the first rom!!
ROMANTiC KiD said:
Btw the way the GE isnt aosp, its touchwiz based.
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
I know but it is the stablest AOSP like rom for our device.
Sent from my SPH-L720 using xda premium
countervirus said:
Thanks!!! this actually worked dropped back to 2.5.0.2 and it loaded up on the first rom!!
Click to expand...
Click to collapse
Good to hear it worked
Sent from my SPH-L720 using xda app-developers app

[Q] Very Strange Problem

Hey all, I'm having a problem with my nexus here and its driving me crazy. Basically i was behind on updates and running 4.2.2 (Paranoid Android) until today. I decided I would upgrade to the newest Paranoid android 3.99 RC2. First off, i downloaded the stock nexus 4 images, and flashed em all through fastboot. Then i flashed the newest CWM (6.0.3.8 i think) and proceeded to flash PA.
But when i booted into PA, i had no cell connectivity as well as unknown baseband, imei, and imei sv, even though the baseband is clearly shown in fastboot (its 0.84). I tried reflashing the baseband, no luck. So i reflashed the stock google img's and my imei and everything came back.
So i tried a second time and it still didn't work. Seems like whenever i flash PA, i lose my imei and baseband.
Help me out guys
Anybody?
Sent from my Nexus 4 using XDA Premium 4 mobile app
AlwaysDroid said:
Anybody?
Sent from my Nexus 4 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
DID you do a full wipe before flashing?
I would be very careful and stay stock until you get an answer. Without IMEI your phone is illegal and won't work. I've stayed away from C /M as it's buggy and has too much trouble, like this.
Sorry
Sent by mobile telephone.
Try using latest TWRP
I got this last time I flashed paranoid android. I had to use the LG tool and download mode
Sent from my Nexus 4 using xda app-developers app
If you are coming from 4.2 make sure to flash 4.3 Radio and Bootloader!!
Follow this guide:
http://forum.xda-developers.com/showthread.php?t=2389721
Yes, I did a full wipe, even the SD.
I flashed the full 4.3 stock Google image through fast boot first. So I should be totally up to date.
I will try TWRP and see if its the new CWM that's messing things up.
Sent from my Nexus 4 using XDA Premium 4 mobile app
AlwaysDroid said:
Hey all, I'm having a problem with my nexus here and its driving me crazy. Basically i was behind on updates and running 4.2.2 (Paranoid Android) until today. I decided I would upgrade to the newest Paranoid android 3.99 RC2. First off, i downloaded the stock nexus 4 images, and flashed em all through fastboot. Then i flashed the newest CWM (6.0.3.8 i think) and proceeded to flash PA.
But when i booted into PA, i had no cell connectivity as well as unknown baseband, imei, and imei sv, even though the baseband is clearly shown in fastboot (its 0.84). I tried reflashing the baseband, no luck. So i reflashed the stock google img's and my imei and everything came back.
So i tried a second time and it still didn't work. Seems like whenever i flash PA, i lose my imei and baseband.
Help me out guys
Click to expand...
Click to collapse
The CWM version you used has a bug which derps your baseband when you flash anything. Simple fix: install any other version of CWM or use TWRP, then flash everything again (radio, rom, whatever). This happened to a lot of people. You'll be fine.
Sent from my Nexus 4 using Tapatalk 4
szucsgf said:
The CWM version you used has a bug which derps your baseband when you flash anything. Simple fix: install any other version of CWM or use TWRP, then flash everything again (radio, rom, whatever). This happened to a lot of people. You'll be fine.
Sent from my Nexus 4 using Tapatalk 4
Click to expand...
Click to collapse
Ah thank you very much sir. I got it working. Thanks a ton!
Sent from my Nexus 4 using XDA Premium 4 mobile app

Android is upgrading and then bootloop...

I recently upgraded my ROM to the latest version. Wiped the cache and davlik, flashed the new rom and then flashed GAPPS. The rom boots and shows Android is Upgrading but after a few seconds, it reboots again and goes through Android is Upgrading again and restarts prematurely.
Also tried only flashing the rom without gapps but I am getting the same issue.
Did you wipe data or was it a dirty flash.
Sent from my LG-D800 using XDA Premium HD app
It was a dirty flash. Then since it failed, cleared data and system and flashed but still no dice. Flashed the latest Cm nightly and it worked. Been using it since. Might be a problem with the rom. One other person had a similar problem though there are some people who used the same zip but didn't face any troubles. Looks like Cm for now
Sent from my LG-D802 using xda premium
sacredsoul said:
It was a dirty flash. Then since it failed, cleared data and system and flashed but still no dice. Flashed the latest Cm nightly and it worked. Been using it since. Might be a problem with the rom. One other person had a similar problem though there are some people who used the same zip but didn't face any troubles. Looks like Cm for now
Sent from my LG-D802 using xda premium
Click to expand...
Click to collapse
Yea I know it sounds weird but not all phones are created equally. I had 2 galaxy s3's, one Rom would work on one and not the other. It's definitely strange.
Sent from my LG-D800 using XDA Premium HD app
Apparently, it's a recovery issue. I'm on CWM. People who have flashed it successfully are on TWRP. Will give it a shot over the weekend.
Sent from my LG-D802 using xda premium
The problem was indeed CWM. Flashed fine with TWRP.
Sent from my LG-D802 using xda premium

Problems flashing custom roms

I have rooted my Note 3 N9005, 4.4.2, and installed CWM, but whenever I go to install a custom Rom via cwm it says that it is bad and aborts, I have tried various roms and it is the same with them all. Any punters or tips for me to try?
Sent from my SM-N9005 using XDA Premium 4 mobile app
musicsmandan said:
I have rooted my Note 3 N9005, 4.4.2, and installed CWM, but whenever I go to install a custom Rom via cwm it says that it is bad and aborts, I have tried various roms and it is the same with them all. Any punters or tips for me to try?
Sent from my SM-N9005 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Strange, flash back to stock via Odin, then install TWRP or PhilZ advanced CWM and try again - could just be a bad CWM install
Could also be the roms are corrupted...
If you have wifi at home try downloading directly to the phone instead of PC. Might be the problem...
ultramag69 said:
Could also be the roms are corrupted...
If you have wifi at home try downloading directly to the phone instead of PC. Might be the problem...
Click to expand...
Click to collapse
Indeed.. And always verify the size of the downloaded file against the one usually posted on the download page.
Additionally.. I would have to concur about using TWRP. It has never failed me.
Sent from my SM-N900P using xda app-developers app

G7102 WiFi not connecting

Hello everyone
Sorry if this mentioned before, but I've tried everything, and still can't connect to WiFi..
Grand 2 G7102, running 4.4.2
Tried factory reset, flashing different stock roms, flashing 4 files ROM.
Also tried flashing fix files in AP.
Tried flashing another modem CP file.
Tried root and erasing efs.
All didn't work, it connects sometimes, but most of time don't.
Please can you tell me about solution?
PS: GSM & Bluetooth working flawlessly,
Sent from my SM-N910H using XDA-Developers mobile app
Flash rio kernel may fix
Sent from my SM-G7102 using Tapatalk
Silver-7 said:
Hello everyone
Sorry if this mentioned before, but I've tried everything, and still can't connect to WiFi..
Grand 2 G7102, running 4.4.2
Tried factory reset, flashing different stock roms, flashing 4 files ROM.
Also tried flashing fix files in AP.
Tried flashing another modem CP file.
Tried root and erasing efs.
All didn't work, it connects sometimes, but most of time don't.
Please can you tell me about solution?
PS: GSM & Bluetooth working flawlessly,
Sent from my SM-N910H using XDA-Developers mobile app
Click to expand...
Click to collapse
Try this fix may help
[email protected] said:
Try this fix may help
Click to expand...
Click to collapse
Flashed it, now I can't even switch WiFi on!!
Sent from my SM-N910H using XDA-Developers mobile app
simranjitsingh said:
Flash rio kernel may fix
Sent from my SM-G7102 using Tapatalk
Click to expand...
Click to collapse
Where I find it for 4.4.2?
All I found in sticky thread is for 4.3
Sent from my SM-N910H using XDA-Developers mobile app
Silver-7 said:
Where I find it for 4.4.2?
All I found in sticky thread is for 4.3
Sent from my SM-N910H using XDA-Developers mobile app
Click to expand...
Click to collapse
In this thread you'll find link.
http://forum.xda-developers.com/galaxy-grand-2/general/fix-stable-adityarom-v3-t3405512
Note-I am not 100% sure it'll fix wifi issues
Sent from my SM-G800H using Tapatalk
simranjitsingh said:
In this thread you'll find link.
http://forum.xda-developers.com/galaxy-grand-2/general/fix-stable-adityarom-v3-t3405512
Note-I am not 100% sure it'll fix wifi issues
Sent from my SM-G800H using Tapatalk
Click to expand...
Click to collapse
Thanks but I got boot loop
Sent from my SM-N910H using XDA-Developers mobile app
Silver-7 said:
Thanks but I got boot loop
Sent from my SM-N910H using XDA-Developers mobile app
Click to expand...
Click to collapse
'K bro let me figure out what's the situation. Tell me how & when exactly did this happen. After you flashed a new rom or some update or something. Also which rom and all you've flashed in the past before and after wifi issues started????
Sent from my SM-G800H using Tapatalk
Actually I can't tell cause I got it used, it was with stock official 4.4.2
It worked sometimes, most of time not, or just gave a fake WiFi Signal..like it says it's connected, but actually no Internet.
So I Flashed another stock official rom via Odin, got same results, then I tried flashing some fixes I found around the Internet, the ones you put in PDA and flash, it worked for sometime then stopped..
Rooted and tried deleting efs, no luck.
Lastly I Flashed 4 Files factory ROM 4.4.2 with its pit file.. It didn't work.
Of course I've tried it on other routers..
So no matter what I do it stays on "Saved, Secure"
It's really weird thing as Bluetooth and Hotspot are both working..
Sent from my SM-N910H using XDA-Developers mobile app
Don't get me wrong but in your first post you said "different stock ROMs" later you said "another official stock ROM", dude as far as I know there's only one stock ROM for every device, it may have different Android versions like 4.3 or 4.4
: sent from a Payphone using Tapatalk
Okay so let me tell you what happened with me was something similar issue.
I flashed the GeNxt N4 rom and after that it is instructed to flash Deds kernel but cwm is buggy and it behaves weirdly so you cannot return to recovery to flash kernel and rom withing the same boot into recovery without reboot.
So i changed roms but to my surprise i had wifi issues in all of 'em. So i used philz recovery and flashed N4 rom with the Deds kernel and finally fixed.
So maybe yours the same case. The previous owner did something similar and wifi issue could'nt fix so he gave to you.
Sent from my SM-G800H using Tapatalk
spamshark said:
Don't get me wrong but in your first post you said "different stock ROMs" later you said "another official stock ROM", dude as far as I know there's only one stock ROM for every device, it may have different Android versions like 4.3 or 4.4
: sent from a Payphone using Tapatalk
Click to expand...
Click to collapse
Bro I mean by stock roms I mean official ones, you know there're many on Sammobile based on country, I tried few, that's what I meant.
Sent from my SM-N910H using XDA-Developers mobile app
simranjitsingh said:
Okay so let me tell you what happened with me was something similar issue.
I flashed the GeNxt N4 rom and after that it is instructed to flash Deds kernel but cwm is buggy and it behaves weirdly so you cannot return to recovery to flash kernel and rom withing the same boot into recovery without reboot.
So i changed roms but to my surprise i had wifi issues in all of 'em. So i used philz recovery and flashed N4 rom with the Deds kernel and finally fixed.
So maybe yours the same case. The previous owner did something similar and wifi issue could'nt fix so he gave to you.
Sent from my SM-G800H using Tapatalk
Click to expand...
Click to collapse
I see..
So I'll flash Philz Recovery > N4 ROM,
Then DedS kernel,, and see
Sent from my SM-N910H using XDA-Developers mobile app
simranjitsingh said:
Okay so let me tell you what happened with me was something similar issue.
I flashed the GeNxt N4 rom and after that it is instructed to flash Deds kernel but cwm is buggy and it behaves weirdly so you cannot return to recovery to flash kernel and rom withing the same boot into recovery without reboot.
So i changed roms but to my surprise i had wifi issues in all of 'em. So i used philz recovery and flashed N4 rom with the Deds kernel and finally fixed.
So maybe yours the same case. The previous owner did something similar and wifi issue could'nt fix so he gave to you.
Sent from my SM-G800H using Tapatalk
Click to expand...
Click to collapse
Thanks..
So I'll flash Philz Recovery > N4 ROM,
Then DedS kernel..and see
N4 ROM is 4.4.2?
Sent from my SM-N910H using XDA-Developers mobile app
Silver-7 said:
Thanks..
So I'll flash Philz Recovery > N4 ROM,
Then DedS kernel..and see
N4 ROM is 4.4.2?
Sent from my SM-N910H using XDA-Developers mobile app
Click to expand...
Click to collapse
Here's the link for everything you need to know. Just use philz instead of cwm.
http://forum.xda-developers.com/gal...t/rom-note-4-alpha-s6-revolution-rom-t3130076
Sent from my SM-G7102 using Tapatalk
simranjitsingh said:
Here's the link for everything you need to know. Just use philz instead of cwm.
http://forum.xda-developers.com/gal...t/rom-note-4-alpha-s6-revolution-rom-t3130076
Sent from my SM-G7102 using Tapatalk
Click to expand...
Click to collapse
Thanks friend, I'll try it.
But is it mandatory to do it over (4.4.4 base rom ie gennxt n4) or directly on stock 4.4.2 would be fine?
Thanks in advance.
Sent from my SM-N910H using XDA-Developers mobile app
Silver-7 said:
Thanks friend, I'll try it.
But is it mandatory to do it over (4.4.4 base rom ie gennxt n4) or directly on stock 4.4.2 would be fine?
Thanks in advance.
Sent from my SM-N910H using XDA-Developers mobile app
Click to expand...
Click to collapse
Do on Gennxt. Cuz what i think is the problem is previously this rom was maybe flashed on your device without Deds kernel as you say someone else used it before and the bug is showing up on every rom since it was not fixed.
Again i am just trying to guess what the problem is. Hope it helps
Sent from my SM-G7102 using Tapatalk
simranjitsingh said:
Do on Gennxt. Cuz what i think is the problem is previously this rom was maybe flashed on your device without Deds kernel as you say someone else used it before and the bug is showing up on every rom since it was not fixed.
Again i am just trying to guess what the problem is. Hope it helps
Sent from my SM-G7102 using Tapatalk
Click to expand...
Click to collapse
Installed Gennxt N4, DedS kernel.
Still can't connect to WiFi.
I really have no idea how to solve this weird issue [emoji52]
Sent from my SM-N910H using XDA-Developers mobile app
Silver-7 said:
Installed Gennxt N4, DedS kernel.
Still can't connect to WiFi.
I really have no idea how to solve this weird issue [emoji52]
Sent from my SM-N910H using XDA-Developers mobile app
Click to expand...
Click to collapse
Maybe 3rd party wifi apps could help. Try WPS connect app.
Sent from my SM-G7102 using Tapatalk

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