[q] no internet conection - Galaxy S II Q&A, Help & Troubleshooting

hey guys , i have a problem with my phone , i flashed the newest version of jelly bam rom and i added my apn and everything , and i dont have internet connection ! it shows the 3g logo on grey color and i dont have internet it does not work i even tried using wifi and it does not performs well . any suggestions ? please help

Check ur APN settings first.
Try reflash of rom or flash another Kernel (dorimanx etc)
CHEERS
Sent from my GT-I9100 running with RootBox

joelitow said:
hey guys , i have a problem with my phone , i flashed the newest version of jelly bam rom and i added my apn and everything , and i dont have internet connection ! it shows the 3g logo on grey color and i dont have internet it does not work i even tried using wifi and it does not performs well . any suggestions ? please help
Click to expand...
Click to collapse
If your wifi is also down then it means that its your modem that needs changing. Flash a compatible via ODIN or Mobile ODIN.

Related

problem with internet what should i do ?

i had the LPJ karnel with the Resurrection V1.0 remix ics
then i have decided to update the ROM to Resurrection V2.6 remix ics
and also installd the CM9 Karnal whit the ROM (tried to install it with siyha to)
and evry thing works perfect exept that the internet (3g) does not work only the WI-FI works
please help
Are your internet connection settings correctly set?
System settings / wireless... / more / mobile... / APN?
Sent from my GT-I9100 using Tapatalk 2
yea, the internet connection setting is just the same as they were before...
i think that what heppend is that when i changed the ROM a new modem file was installed and maybe it doesnt fit
but i dont realy know and i have never installed or touched moddem files...
See that helpful chap geko95gek,he knows all about modems.
Sent from my GT-I9100
chiko2490 said:
yea, the internet connection setting is just the same as they were before...
i think that what heppend is that when i changed the ROM a new modem file was installed and maybe it doesnt fit
but i dont realy know and i have never installed or touched moddem files...
Click to expand...
Click to collapse
flashing a modem thro CWM recovery in no way harm ur phone, so please try a cpl of modem and see the one that wrks well for u.
u can even try the one that was there earlier before flashing v2.6 rr rom and see
link for modem zip file below
Modem Collection
Modems can be flashed in recovery mode easily. Search in this forum and theres a thread dedicated to I9100 modems with lots to choose from. Each user has their own preferred modem so its down to flashing and observing any improvements in signal and data strength.
Sent from my GT-I9100 using xda app-developers app
how do i know which moddem to choose ?
and how do i install it ?
THANKS !
Read thread see if any users from your region recommend a particular modem. Or just flash a selection and use a signal strength monitor app to find best for your area. Takes a while but well worth it
Sent from my GT-I9100 using xda app-developers app
First try wipe cache also, from stock recovery
Sent from my GT-I9100 using Tapatalk 2
chiko2490 said:
how do i know which moddem to choose ?
and how do i install it ?
THANKS !
Click to expand...
Click to collapse
Did you bother reading what I posted.I knew nothing about modems for that rom until I spoke to that chap I mentioned.He'll advise you the range of modems to install and the preferred method of flashing(ie pc rather than phone).
THANKS for evry one first of all...
i have tried to flush a lot of modems used in my area and yet i see no change soo im
not sure that the modem is the problem... and im still having the same problem with the internet conection (3g)
also ive contected the that chap and im still wating for an ansawer from him ...

[Q] Why don't I have data connection when using Stock Android Rom ?

Hello everyone,
So here is my problem, I'm using a galaxy s3 I9300, I rooted it and instal some roms on it but here's the problem when I flash any roms using Jelly beans (with the stock android) such as Super Nexus or AOKP, I don't have any data connection but the rest of the phone is working fine (wifi, calls, sms,...) can someone help me to fix this problem ?
Thank you
Maybe the mobile data is toggled to off by default in those roms.
Check it out in the data usage tab.
Sent from my GT-I9300 using Tapatalk 2
supramon said:
Hello everyone,
So here is my problem, I'm using a galaxy s3 I9300, I rooted it and instal some roms on it but here's the problem when I flash any roms using Jelly beans (with the stock android) such as Super Nexus or AOKP, I don't have any data connection but the rest of the phone is working fine (wifi, calls, sms,...) can someone help me to fix this problem ?
Thank you
Click to expand...
Click to collapse
Check your provider APN settings and add or change it if needed in mobile acces points in settings.
gee2012 said:
Check your provider APN settings and add or change it if needed in mobile acces points in settings.
Click to expand...
Click to collapse
Can I acess "acces points" in the jelly beans stock android ?
supramon said:
Can I acess "acces points" in the jelly beans stock android ?
Click to expand...
Click to collapse
Sure, go to settings and look in mobile access points and and add or change your provider`s apn settings. They should be posted on the providers website.
Same here
supramon said:
Hello everyone,
So here is my problem, I'm using a galaxy s3 I9300, I rooted it and instal some roms on it but here's the problem when I flash any roms using Jelly beans (with the stock android) such as Super Nexus or AOKP, I don't have any data connection but the rest of the phone is working fine (wifi, calls, sms,...) can someone help me to fix this problem ?
Thank you
Click to expand...
Click to collapse
I got exactly the same problem right now.
Every ICS version works fine, but none of the JB versions will.
Im now on CriskeloRomV6.
I tryed JB versions from Criskelo
(I did WIPE DATA FACTORY RESET + WIPE CACHE PARTITION + DANS ADVANCED/WIPE DALVIK CACHE)
and
Android Revolution.
(tryed Superwipe script on that one)
None worked. No mobile Data.
If I dont conect to WIFI than I cant even make it out of the
first steps (google account etc.)
I have a unbranded Galaxy S III I9300 from Germany
I use the newest CWM Recovery
my provider is Congstar (a Provider that uses the German Telekom net)
Im happy with my ICS but I really want to know what the problem is.
Sinaya said:
I got exactly the same problem right now.
Every ICS version works fine, but none of the JB versions will.
Im now on CriskeloRomV6.
I tryed JB versions from Criskelo
(I did WIPE DATA FACTORY RESET + WIPE CACHE PARTITION + DANS ADVANCED/WIPE DALVIK CACHE)
and
Android Revolution.
(tryed Superwipe script on that one)
None worked. No mobile Data.
If I dont conect to WIFI than I cant even make it out of the
first steps (google account etc.)
I have a unbranded Galaxy S III I9300 from Germany
I use the newest CWM Recovery
my provider is Congstar (a Provider that uses the German Telekom net)
Im happy with my ICS but I really want to know what the problem is.
Click to expand...
Click to collapse
My data connection is working fine now I had to put the APN on the "access points "
Congstar Sim
supramon said:
My data connection is working fine now I had to put the APN on the "access points "
Click to expand...
Click to collapse
jap. That also fixed the problem for me.
JB uses the T-mobile APN instead of the Congstar one.
The Congstar one ist almost like the T-mobile one,
because it uses the T-mobile net... but it is still different.
Its still an issue. Because without a Wifi conection its not posible to fix that.
THX again.

help i messed up my s3

First of all a big thanks to all the developers in here they do great job. Lets start with my problem , i used to have the factory rom , and then i flash omega rom , before the flashing i did a backup to my official rom , now i want to restore to the official , i can do it but when i restore to official i have no 3g data connections (i can sent sms). Can somebody help? With omega rom there is no problem in 3g data
mesiah said:
First of all a big thanks to all the developers in here they do great job. Lets start with my problem , i used to have the factory rom , and then i flash omega rom , before the flashing i did a backup to my official rom , now i want to restore to the official , i can do it but when i restore to official i have no 3g data connections (i can sent sms). Can somebody help? With omega rom there is no problem in 3g data
Click to expand...
Click to collapse
Have you checked the apn settings? In settings/Wireless and Networks/Access Point Names, make sure that this is correct for your provider.
While you are there check that Mobile Data is turned on as well.
already check them also the mobile data is turned on
try different modems
mesiah said:
First of all a big thanks to all the developers in here they do great job. Lets start with my problem , i used to have the factory rom , and then i flash omega rom , before the flashing i did a backup to my official rom , now i want to restore to the official , i can do it but when i restore to official i have no 3g data connections (i can sent sms). Can somebody help? With omega rom there is no problem in 3g data
Click to expand...
Click to collapse
Instead of flashing the backup.. Download the stock rom from [www.sammobile.com/firmware] and flash it back on the phone and see if it works.

[Q] Data connection problem on all custom roms

I have a S3(i9300) and its been just few days i have been using it. Since the Touch Wiz environment was boring i decided to flash custom roms. I started with ParanoidAndroid, the rom was snappy and smooth like butter but then as i left my house and had to switch on my data package it showed data package indication on status bar but never actually worked. Then i decided to try Cyanogenmod 10.1, still no luck.
Everything works well, even the wifi works great but the data package made me shift back to stock rom. No matter what custom rom it is the data package never works. I really want to stay on cm10.1. I wish i can get some help from here.
P.S. - I tried flashing newer modem bt it still didn't work. HELP ME!
Sammy based on ROM works or not?
Do you have any applications that possible act like firewall to block connection? Because I have been kinda situation once which made me crazy...
Sent from my GT-I9300 using xda premium
qtwrk said:
Sammy based on ROM works or not?
Do you have any applications that possible act like firewall to block connection? Because I have been kinda situation once which made me crazy...
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
The ROM works great. I haven't installed any other apps except what all comes with the cm10.1 ROM.
Check your APN settings
GR0S said:
Check your APN settings
Click to expand...
Click to collapse
What should i check in the APN settings? I have my service provider's wap and mms
I reconfigured my APN settings but still it's not working. HELP me guys :"(
Standard reply .
IMEI correct
Modem correct for network .
CSC likewise .
Sim Card change .
Try the relevant rom Q&A threads
As its not ALL: custom roms try Samsung based custom rom .
jje

i9100 wifi problem

hi all...i have old problem with my phone ......in past wifi was work good in both stock and after update to custom rom 4.1.2 and 4.2.2 but after flash nightly from my custom rom which was rootbox the wifi not work again it show my wifi home but write not in range ...so it search and found solution 1 one was flash dorimanx kernal that change wifi region automatically and 2 solution apk named wifi fixer and both of them work with me .....i update to 4.3.1 and 4.4 but the apk program not update yet and try all roms wifi not work untill i change wifi region code in wifi setting and when reboot my phone i should change it agine ...try flash stock 4..1.2 by odin then wifi work with it but when update to 4.3.1 and 4.4 my problem return.......show not in range......any solution please ....
around my home there are many wifi net work non of them see it when turn on .
my phone i9100 in syria .......i have other phone i9100g work good with same wifi router
i read most threads about wifi problem but as i read not same my problem....in all wif not work at all but for me work when change wifi region code...so i ask again
no answer...no one can help....
@ammarsg
http://forum.xda-developers.com/showthread.php?t=1982149
pinkfloyd3 said:
@ammarsg
http://forum.xda-developers.com/showthread.php?t=1982149
Click to expand...
Click to collapse
thanks man but you try it in 4.4 and work?...as I remember you have same problem
@ammarsg
not work for me
work for some user
pinkfloyd3 said:
@ammarsg
not work for me
work for some user
Click to expand...
Click to collapse
we have bad luck my friend...we will find solution surly

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