WIFI Problem - Galaxy S 4 Q&A, Help & Troubleshooting

First the problem is that the wifi was working normally but some times switch off automatically, i reboot the device and wifi will work again.Then i try to flash the modem and "NON_HLOS" and the bootloader now the wifi is not working i found the method here(https://forum.xda-developers.com/galaxy-s4/general/ref-galaxy-s4-i9505-modems-bootloaders-t3315987). is there any way to fix it.
there is 4 things are not working
1- wifi
2- Bluetooth
3- hotspot
4- IR LED

Flash the latest stock ROM and factory reset. If this doesn't fix the problem, the phone could have a hardware problem.

audit13 said:
Flash the latest stock ROM and factory reset. If this doesn't fix the problem, the phone could have a hardware problem.
Click to expand...
Click to collapse
I did but didnt work
Im sure that its not hardware problem
i flash the non-hlos thats why im asking if there was any other non-hlos to fix it

Did wifi suddenly stop working? If yes, it could be hardware failure and software won't fix it.

audit13 said:
Did wifi suddenly stop working? If yes, it could be hardware failure and software won't fix it.
Click to expand...
Click to collapse
no didn't stop suddenly
the wifi was working but some times stop working (when the wifi is not working the Ir LED and the Bluetooth and hotspot ) i reboot the phone if wifi works every thing will work too.
After i flash the non-hlos the wifi didn't work .

i flash the 4.4.2 and every thing working
is it a problem in the 5.0.1 or what

Related

[Q] WiFi and Bluetooth Problems

This is my first time using a custom ROM and I have experienced problems. I used the GingerIceJelly (Kernel) Custom ROM
When I first flashed my android:
its seems to be working perfectly at first. But as I tried the Wifi, I encountered a problem. I was able to connect to a secure Wi-Fi hotspot. But the problem was that it does not transmit data (internet). I have tried to connect to other Wi-Fi connections (with or without security) but still cant transmit data. Other devices that I used to connect to those routers where able to have internet/transmission of data.
After reading the thread again, someone suggested to have it reflashed. So I reflashed it again.
2nd Flashing of same custom rom: (followed the instructions obediently and diligently)
Bluetooth wont work anymore (especifically wont switch on). I have tried switching it on through the notification bar and at the settings but the results were the same. It says "error"
Wi-Fi problem solved but bluetooth seems to have problem now.
Thank you in advance for your help guys!
ryulawliet1990 said:
This is my first time using a custom ROM and I have experienced problems. I used the GingerIceJelly (Kernel) Custom ROM
When I first flashed my android:
its seems to be working perfectly at first. But as I tried the Wifi, I encountered a problem. I was able to connect to a secure Wi-Fi hotspot. But the problem was that it does not transmit data (internet). I have tried to connect to other Wi-Fi connections (with or without security) but still cant transmit data. Other devices that I used to connect to those routers where able to have internet/transmission of data.
After reading the thread again, someone suggested to have it reflashed. So I reflashed it again.
2nd Flashing of same custom rom: (followed the instructions obediently and diligently)
Bluetooth wont work anymore (especifically wont switch on). I have tried switching it on through the notification bar and at the settings but the results were the same. It says "error"
Wi-Fi problem solved but bluetooth seems to have problem now.
Thank you in advance for your help guys!
Click to expand...
Click to collapse
Well.it may happen in other Rom also.so u need to do this because when I got this problem on custom Rom I tried myself.
1) for wifi problem if not connect long press on the network then click forget reboot phone.
2) For Bluetooth problem when it gives error just reboot ur phone then see it ll work.
Give me a thanks if my post helped.
lavadepa said:
Well.it may happen in other Rom also.so u need to do this because when I got this problem on custom Rom I tried myself.
1) for wifi problem if not connect long press on the network then click forget reboot phone.
2) For Bluetooth problem when it gives error just reboot ur phone then see it ll work.
Give me a thanks if my post helped.
Click to expand...
Click to collapse
Thanks for the reply sir.
Well, I decided to reflash for the third time. Bluetooth now working perfectly and was able to send files normally. But the WiFi problem still exists. I tried your solution sir. But still no change. Wi-Fi can still connect but still no transmission of data. Same goes with the other networks I've tried.
Thanks anyway sir.
ryulawliet1990 said:
Thanks for the reply sir.
Well, I decided to reflash for the third time. Bluetooth now working perfectly and was able to send files normally. But the WiFi problem still exists. I tried your solution sir. But still no change. Wi-Fi can still connect but still no transmission of data. Same goes with the other networks I've tried.
Thanks anyway sir.
Click to expand...
Click to collapse
Nice to know that ur Bluetooth problem got solved.:thumbup: one more try u have to do just flash stock via odin then flash custom Rom the other problem should be solved.hope it may help.
Pls don say thanks just hit it mate.its the only thing we can do to the person who helps.
Give me a thanks if my post helped.
lavadepa said:
Nice to know that ur Bluetooth problem got solved.:thumbup: one more try u have to do just flash stock via odin then flash custom Rom the other problem should be solved.hope it may help.
Pls don say thanks just hit it mate.its the only thing we can do to the person who helps.
Give me a thanks if my post helped.
Click to expand...
Click to collapse
yes, i already flash stock via odin. I was quite frustrated for having that problem. I decided to flash other custom ROM for now (TD Kernel). Wifi and Bluetooth now working perfectly. :good:
ryulawliet1990 said:
This is my first time using a custom ROM and I have experienced problems. I used the GingerIceJelly (Kernel) Custom ROM
When I first flashed my android:
its seems to be working perfectly at first. But as I tried the Wifi, I encountered a problem. I was able to connect to a secure Wi-Fi hotspot. But the problem was that it does not transmit data (internet). I have tried to connect to other Wi-Fi connections (with or without security) but still cant transmit data. Other devices that I used to connect to those routers where able to have internet/transmission of data.
After reading the thread again, someone suggested to have it reflashed. So I reflashed it again.
2nd Flashing of same custom rom: (followed the instructions obediently and diligently)
Bluetooth wont work anymore (especifically wont switch on). I have tried switching it on through the notification bar and at the settings but the results were the same. It says "error"
Wi-Fi problem solved but bluetooth seems to have problem now.
Thank you in advance for your help guys!
Click to expand...
Click to collapse
i am also using GIJ rom and yes there is a problem or bug in the wifi...
the dev of the rom is trying to repatch and fix the problems don't worry....
stay tuned
Akhilendra1711 said:
i am also using GIJ rom and yes there is a problem or bug in the wifi...
the dev of the rom is trying to repatch and fix the problems don't worry....
stay tuned
Click to expand...
Click to collapse
thats great! i honestly love GIJ but quite discouraging because of its bug. i hope the dev can fix it.

i9505 xxuemi8 wifi fix

Hi at all , I've a problem, I've flashed xxuemi8 pre-rooted, but wifi doesn't work, I try to wipe data and cache but nothing, there's a wifi fix patch?
Yes, you need to flash the Wi-Fi fix
Crauze said:
Yes, you need to flash the Wi-Fi fix
Click to expand...
Click to collapse
Different issue probably, it's caused by having the old bootloader it seems, I bet sound doesn't work either?

Samsung S4 i9505 Wifi issues

Hi, i would like to find out when there is continuos problems with my wifi. At first the wifi would turn on completely after the icon was tapped. Then it stopped working all together. I fixed that by flashing Lollipop from SamMobile. Then about 2 weeks ago I tapped the wifi icon and it would stay dim green as if it was turning on and then it would turn off by itself in 10 seconds.
JaguarBeast said:
Hi, i would like to find out when there is continuos problems with my wifi. At first the wifi would turn on completely after the icon was tapped. Then it stopped working all together. I fixed that by flashing Lollipop from SamMobile. Then about 2 weeks ago I tapped the wifi icon and it would stay dim green as if it was turning on and then it would turn off by itself in 10 seconds.
Click to expand...
Click to collapse
Ever tried flashing a rom or something?
AFAIK there is this bug in stock firmwares. Many have had this problem. Try cleaning the cache using recovery. Might help.
Or maybe try flashing a better modem.
DeepankarS said:
Ever tried flashing a rom or something?
AFAIK there is this bug in stock firmwares. Many have had this problem. Try cleaning the cache using recovery. Might help.
Or maybe try flashing a better modem.
Click to expand...
Click to collapse
Hi ive flashed all kinds of roms and wifi would sometimes work. Please tell me a good modem to flash.

wifi is not turning on i9500 lollipop

Wifi stuck on 'turning on'.. My Galaxy S4 won't let me enable Wi-Fi.
i had been using influes v4.0 rom and everything had been working great like a month until a week ago, when suddenly wifi stopped working
What now?
Using official XXUHOD4 framework.
android 5.0.1 lolipop
what Ive tried:
flashing another roms.
flashing paraman.bin- http://forum.xda-developers.com/showpost.php?p=52989594&postcount=4899
Delete wpa_supplicant.bak.conf via root explorer
Might be that the WiFi antenna got disconnected. Or it completely broke.
GDReaper said:
Might be that the WiFi antenna got disconnected. Or it completely broke.
Click to expand...
Click to collapse
bluetooth and hotspot are fully working
not using the same antenna?
darixtorento1 said:
bluetooth and hotspot are fully working
not using the same antenna?
Click to expand...
Click to collapse
I don't know. But when something worked fine before and then, for no reason, stops working, then it might be the result of a hardware problem.
GDReaper said:
I don't know. But when something worked fine before and then, for no reason, stops working, then it might be the result of a hardware problem.
Click to expand...
Click to collapse
sometimes I click on 'hotspot' and it turns off wifi
so I play with this..
turn on hotspot turn it off, then reboot the device and then wifi is working for like 10min and automatically tuns off and it stars again..
its barely working thats why I thought it might be system error.
darixtorento1 said:
bluetooth and hotspot are fully working
not using the same antenna?
Click to expand...
Click to collapse
darixtorento1 said:
sometimes I click on 'hotspot' and it turns off wifi
so I play with this..
turn on hotspot turn it off, then reboot the device and then wifi is working for like 10min and automatically tuns off and it stars again..
its barely working thats why I thought it might be system error.
Click to expand...
Click to collapse
System error should disappear when you flash another ROM.
Did you clean flash or dirty flash?
Also, if the problem persists I suggest flashing a stock ROM (clean flash) and see if it fixes Wi-Fi.
GDReaper said:
System error should disappear when you flash another ROM.
Did you clean flash or dirty flash?
Also, if the problem persists I suggest flashing a stock ROM (clean flash) and see if it fixes Wi-Fi.
Click to expand...
Click to collapse
when it happened in Influes rom, I tried flashing Ale95 Note5 Port Milestone v5.1
of course deleted cache preload and full wipe.
wifi still didnt work so i flashed official android 5.0.1 via odin- didnt help
flashed again and deleted again cache data everything didnt help
now received official update and installed it too- didnt help

Wifi Problems with several ROMS (Lineage/Ressurection)

Hi,
Right now I'm having issues with my Moto G4 Play and wifi. The problems is kind of reproducible ... after some days.
ROMs tried:
RR-N-v5.8.3-20170707-harpia-Official.zip
lineage-14.1-20170711-nightly-harpia-signed.zip
Symptoms:
- Wifi Scan doesn't work any more ... just showing SSID from some hours before
- Even not possible to connect to wifi when entering the SSID and security settings manually
- Disabling / Enabling the wifi doesn't help
Solution:
- Right now ... only a reboot fixes the problem
Anybody here facing the same problem?
Regards stefan1384
Had the same issue here as well but I swapped routers a day back and it hasn't happened again so far. Using RR-N-v5.8.3-20170707-harpia-Official.zip.
Probable solutions:
1. Reset your network settings of the modem/router if possible.
2. Flash the modem file from the latest available stock ROM and then clean flash the custom ROM.
3. Give the necessary logs (modem logs and dmesg along with the logcat) when you re produce the issue.
rileysnotz said:
Had the same issue here as well but I swapped routers a day back and it hasn't happened again so far. Using RR-N-v5.8.3-20170707-harpia-Official.zip.
Click to expand...
Click to collapse
While not questioning the fix in your specific case the loss of WiFi scanning capability at the device level has absolutely nothing to do with the local AP (router).
Hello,
thanks for your feedback. With the Wifi APs it's a little bit complicated ... can't force the company where I'm working to replace their equipment ... I'm still not sure if it's caused by my home wifi or wifi at work.
I updated now to the latest lineage build: lineage-14.1-20170718-nightly-harpia-signed.zip maybe it's already solved there otherwise I'll maybe try to install a newer SomeFeak Kernel.
I'll post updates here.
Regards

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