[Q] Help with choosing update for GT-I9300 - Galaxy S III Q&A, Help & Troubleshooting

Hello,
I own a Galaxy S3 International and I haven't updated it in a while. When I got it it was with some Vodafone branded rom (I think it was from Vodafone Ireland) and I just flashed it the first 4.1.2 that came out http://www.sammobile.com/firmwares/3/?download=9222 - I9300 XXELKC
So the phone was working fine with this ROM although I have a problem with 3G - can't use 3G so I think the modem in this rom is not the same as the phone's but I have no idea about this... Now for no particular reason I've started to get some random freezes so I read about this Sudden Death Syndrome and decided that I should update my firmware before it's too late. Thing is I have no idea which ROM to pick? Should I get 4.3 (can you downgrade after you get it?) OR should I just get the latest 4.1.2 version? Also how can I be certain the ROM's modem will be the same as my phone's so that I can use 3G? Because now when I use my mobile internet it can't connect to 3G it just uses the H+ and every now and then it tries to connect via 3G but this results in no internet so it switches back to H+ again. If it will be of any help my kernel version is: 3.0.31-566833 [email protected] #1 SMP PREEMPT Fri Nov 30 17:48;33 KST 2012
Thanks in advance for the help

S4nDr0 said:
Hello,
I own a Galaxy S3 International and I haven't updated it in a while. When I got it it was with some Vodafone branded rom (I think it was from Vodafone Ireland) and I just flashed it the first 4.1.2 that came out http://www.sammobile.com/firmwares/3/?download=9222 - I9300 XXELKC
So the phone was working fine with this ROM although I have a problem with 3G - can't use 3G so I think the modem in this rom is not the same as the phone's but I have no idea about this... Now for no particular reason I've started to get some random freezes so I read about this Sudden Death Syndrome and decided that I should update my firmware before it's too late. Thing is I have no idea which ROM to pick? Should I get 4.3 (can you downgrade after you get it?) OR should I just get the latest 4.1.2 version? Also how can I be certain the ROM's modem will be the same as my phone's so that I can use 3G? Because now when I use my mobile internet it can't connect to 3G it just uses the H+ and every now and then it tries to connect via 3G but this results in no internet so it switches back to H+ again. If it will be of any help my kernel version is: 3.0.31-566833 [email protected] #1 SMP PREEMPT Fri Nov 30 17:48;33 KST 2012
Thanks in advance for the help
Click to expand...
Click to collapse
Download the latest version Android 4.3 for Ireland with sammobile.com
.Sudden Death occurs between 150-200 days of purchase device...Perhaps you OFF because you key the ignition faulty - My friend had the problem.

I think you can downgrade at anytime.....
Why not make a nandroid backup, and try it yourself whether the 3g works or not. I guess the modem will be different, but if it is working on your area, why not
I live on the furthest country from many ROMs being developed and having no problem with the modem?

Related

No signal and data problems on Vodaphone uk.

Hi, I've had my galaxy SIII for about 2 weeks now from Vodaphone UK.
I've previously had full signal and best data connection with other providers and my coverage is shows as the highest.
I was wondering if others have had this problem and if it could have been made worse by rooting and changing firmware.
Currently:
build number: IMM76D.I9300XXALE9
kernel version:
3.0.15-554452-user
[email protected] #1
SMP PREEMPT Tue May 15 17:57:57 KST 2012
Any help would be appreciated.
KunalP92 said:
Hi, I've had my galaxy SIII for about 2 weeks now from Vodaphone UK.
I've previously had full signal and best data connection with other providers and my coverage is shows as the highest.
I was wondering if others have had this problem and if it could have been made worse by rooting and changing firmware.
Currently:
build number: IMM76D.I9300XXALE9
kernel version:
3.0.15-554452-user
[email protected] #1
SMP PREEMPT Tue May 15 17:57:57 KST 2012
Any help would be appreciated.
Click to expand...
Click to collapse
i think it is hardware fault. I tried rooting thinking it might fix the issue by flashing some custom rom but didnt help. get it replaced.
Im also on Vodafone in UK. Flashed the Omega v5.1 Rom and no issues so far.
Sent from my GT-I9300 using Tapatalk 2
Wipe phone flash Vodafone firmware .
http://forum.xda-developers.com/showthread.php?t=1671969
jje
JJEgan said:
Wipe phone flash Vodafone firmware .
http://forum.xda-developers.com/showthread.php?t=1671969
jje
Click to expand...
Click to collapse
I tried doing this with the firmware given for vodaphone UK, however whenever i try it odin freezes when checking MD5 and "stops responding", does not allow me to complete the process. I am carrying out the process the same way i have before so im not sure why this is happening.
KunalP92 said:
Hi, I've had my galaxy SIII for about 2 weeks now from Vodaphone UK.
I've previously had full signal and best data connection with other providers and my coverage is shows as the highest.
Click to expand...
Click to collapse
"with other providers", are you saying that your last phone was fine on say Orange, but since getting your S3 on Vodafone it's worse, or were you previously on Vodafone.
I've had no problems since upgrading on Voda from the GS2 to 3, but if you've come from another network it will be different.
I was previously on virgin using a HTC Desire HD, and the reception was perfect. Even after talking to them today they said that my coverage should be high speed in my area, however I'm shocked to the fact people cannot even get calls through to me in my own home now and then.
I tried flashing the Vodaphone firmware but it freezes and does not complete due to odin "not responding". When I flash another firmware now currently XXLF2 it works fine.

[Q] Having Problem After Updating

Hi Every One.
I have a Samsung Galaxy S2 Three.co.uk Version i have been using this cell for more then a year now But last night i have update the cell phone from 2.3.4 to 4.2.1 every thing is working Fine but now when i start my cell it say Sim network is locked but before the update there was no sim network lock i have searched the internet the two ways i have found is 1.root my cell and use a app called GalaxyS sim unlocked or pay for sim unlock. i have purchased this cell form some random person and he did't tell me that this is a locked cell or not so plz guide me on this issue.
If i have to root my cell could u plz navigate me to the best guide for the root and if there is an other way PLz Do tell.
Thx.
About Device:
Model number
GT-I9100
Androiid Version
4.1.2
Baseband version
I9100NELS1
Kernel Version
3.0.31-889555
[email protected]#3
SMP PREEMPT Thu 31 14:48;54 KST 2013
Build number
JZO54k.I9100XWLSD
stumblane said:
Hi Every One.
I have a Samsung Galaxy S2 Three.co.uk Version i have been using this cell for more then a year now But last night i have update the cell phone from 2.3.4 to 4.2.1 every thing is working Fine but now when i start my cell it say Sim network is locked but before the update there was no sim network lock i have searched the internet the two ways i have found is 1.root my cell and use a app called GalaxyS sim unlocked or pay for sim unlock. i have purchased this cell form some random person and he did't tell me that this is a locked cell or not so plz guide me on this issue.
If i have to root my cell could u plz navigate me to the best guide for the root and if there is an other way PLz Do tell.
Thx.
About Device:
Model number
GT-I9100
Androiid Version
4.1.2
Baseband version
I9100NELS1
Kernel Version
3.0.31-889555
[email protected]#3
SMP PREEMPT Thu 31 14:48;54 KST 2013
Build number
JZO54k.I9100XWLSD
Click to expand...
Click to collapse
this may help
http://forum.xda-developers.com/showthread.php?t=1994913
Thx But
realpg said:
this may help
http://forum.xda-developers.com/showthread.php?t=1994913
Click to expand...
Click to collapse
Thx for ur Replay but i have done all those things i have rooted my device and tryed those app GalaxyS sim Unlock and the other one but still no use the phone is still asking for Network Unlock Code still searching but cant seem to find any thin still if u know any other way do tell me i even have changed my cell OS to ICS built for my Country Model but no use.:crying:

[Q] Samsung GS2 WiFi problem

Dear friends
I got a WiFi problem since few days,, My phone can not detect WiFi, it will give the message (WiFi turning on ) then no WiFi connected.
I changed the ROM twice but it showed the same problem again.
my other devices can detect the WiFi easily ( It is not a network problem).
My phone is GS2 I9100 GT,, Android 4.1.2
Baseband I9100XXMS2
Kernel 3.0.31- 1069234 [email protected] #3 SMP PREEMPT
Build XWLSN V4.0
Turkbey Rom V4.0 S4 Edition
I appreciate any help
Thank you
Does your phone get hot when you turn on Wi-Fi?
Your Wi-Fi turns on? Or stay in an intermediate state?
Sent from my GT-I9100 using Tapatalk 2
Check this BAT500 and other Wifi related failures:
http://forum.xda-developers.com/showthread.php?t=1935338
http://forum.xda-developers.com/showthread.php?t=2299615
http://forum.xda-developers.com/showthread.php?t=2342139
smd0806 said:
Check this BAT500 and other Wifi related failures:
http://forum.xda-developers.com/showthread.php?t=1935338
http://forum.xda-developers.com/showthread.php?t=2299615
http://forum.xda-developers.com/showthread.php?t=2342139
Click to expand...
Click to collapse
I had flashed the official ICS
I9100XWLSW Download (Thanks To SamMobile!)
Base Firmware: I9100XWLSW (4.1.2)
Region: Europe
Country United Kingdom
Carrier: Unbranded
Build Date: 15 May 2013
Modem: XXMS2
CSC: XEULS5
Change List: 1211311
I need to install official Modem to overcome this problem,, so, what modem i will choose ? and from where can i download it?

Galaxy S2 I9100 Bad reception in GSM, 3G, WiFi

I have a SGS2 i9100 and it's the inernational version. Recently I flashed I9100XWLSD stock firmaware which I got from
http://forum.xda-developers.com/showthread.php?t=1544487
Now the problem I have is the reception is only about 1 signal bar and sometimes it rises upto 3 bars. But it never access HSDPA even though it shows connected. Also WiFi is slow and it takes times to load web pages.
The signal band for UMTS/HSDPA in my country is 2100Mhz. - My country is Sri Lanka (Asia)
Is there any fix that I can apply. It's really annoying to have this problem because 90% of time, I can't even make calls as it only stays on dialing screen without actually connecting with the other party that I'm calling to.
-Current details of my SGS2 i9100-
Kernal -
3.0.31-889555
[email protected]#3
SMP PREEMPT Thu Jan 31 14:48:54
KST 2013
-Build-
JZO54K.I9100XWLSD
-Baseband-
I9100XXLS8
Thanks in advance!
Try the modems bundled with stock roms released by your carrier. Then try the modems bundled with stock roms released by other carriers in your country. And if connectivity/data still isn't fixed, try any/every modem you can get your hands on.
Re: WiFi, this isn't affected by the modem (as WiFi drivers are in the kernel), so maybe try some custom kernels or even different stock roms which will have different stock kernels (No, there are no 'easy fixes' for either of those problems, it's going to take some 'experimenting' on your part if you want to fix them).
MistahBungle said:
Try the modems bundled with stock roms released by your carrier. Then try the modems bundled with stock roms released by other carriers in your country. And if connectivity/data still isn't fixed, try any/every modem you can get your hands on.
Re: WiFi, this isn't affected by the modem (as WiFi drivers are in the kernel), so maybe try some custom kernels or even different stock roms which will have different stock kernels (No, there are no 'easy fixes' for either of those problems, it's going to take some 'experimenting' on your part if you want to fix them).
Click to expand...
Click to collapse
ok mate I'll experiment with some modems. Thank you! Can you tell me a good kernel which suits my device?
Try Dorimanx and/or Siyah; there are other custom kernels you can try in the Android Development & Original Android development sections. Also, so far as the WiFi is concerned, in the WiFi settings on your phone for the network you're connecting to, try static IP instead of DHCP, this might just solve that particular problem without you having to flash anything (try this before you start flashing kernels).

[Q] Phone will not register on mobile network

Hi!
So my S2 wont register on network anymore, It sometimes find a network but only if i have ROAMING enabled but it still not help.
the phone works fine on Wireless n such but not with a SIM-Card in it.
I have done these steps so bare with me:
Fully updated my Android versions
Restore to fabricated settings
Tried the APN settings, No luck
Tried the SIM in other phones, Work flawless.
Now my last hope is that maybe the problem lies in the phone's room, or something in that direction.
Btw this is a phone that has been sold and bought here in Norway but after a friend took it to thailand and got back from there the phone has'nt been working as intended.
Any thoughts?
Relevant Information:
Model: GT-I9100
Android: 4.1.2
Band; I9100XXMS2
Kernel: 3.0.11-1156082, [email protected]#3 SMP PREEMPT Mon Apr 22 16:13:38 KST 2013
Try different modems
http://forum.xda-developers.com/showthread.php?t=1881304

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