[Q] Returning Rooted Galaxy S2 - Galaxy S II Q&A, Help & Troubleshooting

Hi. Got a GSII from T-Mobile a few days ago and (obviously) went ahead and rooted it. Then I noticed I had a dead pixel and T-Mob are going to swap it over since I'm within the 7 day period. I have unrooted and used the GS jig to reset the insecure kernel download number. I then downloaded a secure kernal and flashed using Odin.
In my settings, however, it still says:
Baseband version: I9100BOKG1
Kernel version: [email protected] #2
Build number: GINGERBREAD.BOKG2
Would anyone be able to tell me how I get that information to show I have an untampered with device? I feel like I'm missing something pretty simple (or it can't be done)
Thanks
ps - sorry if this has been discussed before.

What is the kernel you used to flash back to stock?

Flash a full stock rom not a kernel .
Reset rom counter to zero with usb jig .
Thats all you need to do .
They might query KG2 firmware with KE2 kernel instead of matching KG2 kernel .
jje
jje

Related

[Q] Kernel versions and roms

Sorry if the question is really really simple in advance!
My phone is currently
Baseband - I9100XXDJ
Kernel - I9100XWKE2
Build - Gingerbread.XWKE2
Now i've seen the various insecure kernels and a couple of roms, but the roms mention xwke7. so am I able to flash with a newer kernel or do i have to stick on the same kernel i have now. will me moving from ke2 to ke7 do anything to my phone apart from just update the kernel?
What i had hoped to do was:
- install villianrom
- install the stock ke7 kernel to improve battery life (mine is dreadful atm, i barely get 10 hours out of it in standby!)
- have new rom with root access
would i be able to do this? the phone is on O2 with the O2 boot animation and i've read its possible to flash back to o2 image if needed?
any help would be greatly appreciated
thanks
mk2media said:
Sorry if the question is really really simple in advance!
My phone is currently
Baseband - I9100XXDJ
Kernel - I9100XWKE2
Build - Gingerbread.XWKE2
Now i've seen the various insecure kernels and a couple of roms, but the roms mention xwke7. so am I able to flash with a newer kernel or do i have to stick on the same kernel i have now. will me moving from ke2 to ke7 do anything to my phone apart from just update the kernel?
You update the firmware not just the kernel its all in one package .
would i be able to do this? the phone is on O2 with the O2 boot animation and i've read its possible to flash back to o2 image if needed?
Yes but you need to have saved to O2 rom .
Luckily O2 original rom is posted in the dev section .
Gingerbread 2.3.4 is rumoured/fact to arrive by next week in which case i would not update to KE7 ..
You can mix kernels and roms even modems and roms but that would be your choice ..
jje
Click to expand...
Click to collapse
thanks for the advice
so if i wait to update to 2.3.4 what options do i then have?
instead of starting a new thread thought i would post here.
I am wanting to root my SGS2 and have read through the CF-Root thread.
Im just a bit confused/aprehensive as to the firmware. My phone says -
Baseband: I9100BOKD1
Kernal version: BOKE3
do i have to stick to the same firmware for rooting so KE3 over KE3 or can i just use the KE7 firmware to gain root?
Thanks
Your chice KE7 is later firmware but 2.3.4 due anytime may pay to wait .
jje
JJEgan said:
Your chice KE7 is later firmware but 2.3.4 due anytime may pay to wait .
jje
Click to expand...
Click to collapse
I believe XWKE8 is out .
stian230 said:
I believe XWKE8 is out .
Click to expand...
Click to collapse
For some India yes .
jje

[Q] Major Reception Problem

Hi guys, i'm thinking i may have to send my G2 back to O2
I love the G2 but as an actual phone mine as become next to useless! 99% of my calls drop out mid call or freeze with the other persons voice freezing mid-sentence and stuttering like a stuck record. At this point the screen usually freezes so i can't do anything with the phone for up to a min (approx) .
I find even if i have full signal, as soon as i go to make a call the signal will drop out completley, showing the circle with a bar through it? I thought it may just be crappy O2 reception but my wife is on O2 and her phone is fine.
Has anyone experienced these problems or similar and can provide a bit of feedbak? Otherwise it's gonna have to go which is a shame cos it's brilliant for everything else
I've now restored my original O2 branded firmware as the phone may have to go back to O2, i've also used a USB jig to reset download counter.
When i type *#1234# it shows:
PDA: I9100XWKE2
PHONE: I9100XXKDJ
CSC: I9100O2UKE1
Build info: Fri May 6 07:48:55 KST 2011
THis is what i was expecting however when i check in Settings > About Phone the Kernel version is: [email protected] #2
How come when i re-flashed the O2 branded firmware did the kernel not get replaced with a non-root kernel?
Any suggestions on how to get rid of the Root kernel would be most welcome
I'm in the process of downloading a full wipe rom so i'll maybe flash this and then re-flash the O2 firmware to see if that removes it?
[email protected] #2
root doesn't mean the phone is rooted.
DELL101 doesn't mean samsung got dell to make the phone either.
That is the original kernel.
HI
Are you sure its root? I dont remember what the stock kernel was for me but have you tried running a root app with success. set cpu is a good one to try you can find it free here on xda.
About your reception issue,
Its the modem/radio that sorts out your reception have you tried different ones? Im on o2 in the midlands i find KG6 modem to be the best for me.
What custom rom where you on? and do you get the same problems with the stock rom?
Actually flashing different modems would be a really good idea.
mynamesteve, pointed KG6, I would also recommend the KH3 modem as well.
Try it before you take it back.
As for rooted kernel, I recommend using speedmod, by hardcore.
LiFE1688 said:
[email protected] #2
root doesn't mean the phone is rooted.
DELL101 doesn't mean samsung got dell to make the phone either.
That is the original kernel.
Click to expand...
Click to collapse
Thanks brother
mynamesteve, LiFE1688
I tried running Titanium backup and it failed so as you correctly suspected it clearly isn't a root kernel.
Also i flashed original O2 firmware
PDA: I9100XWKDD
PHONE: I9100XXKDH
CSC: I9100O2UKD1
and the Kernel version was shown as [email protected] #2.. so there we go
Actually flashing different modems would be a really good idea.
Click to expand...
Click to collapse
Where is the best place to find individual modems? All the firmwares that i have flashed have been a single tar file or zip file containing the 3 components....
Thanks again guys ;p
Sigh, it is even a sticky thread.
Galaxy S 2 Shipped Modem Collection
You can also use rom manager to download it.
Thanks again, i've flashed KG6 firmware so will see how the reception is with it, if there's no change will try KH3 modem...
Nice one

[Q] help How to Flash a Galaxy S2(I9100) Phone back to stock

hi guys i have a new sg2 I9100 and yes for the help of xda people and reading some forum,i did it.rooting and install
deodexed rom.
now my problem is How to Flash back to stock.(im stil confuse) =(
these are my question...
1.i need a stock firmware right.but i forgot my stock firmware can i use any firmware?
when i press *#1234# this is what i see.
PDA : I9100XWKJ3
PHONE : I9100XXKI1
CSC : I9100OXXKI2
Build info: tue Oct 25 21:10:44 KST 2011
iknow this is not like that before when i havent root and stal rom.
thats why i dont know which stock firmware i should get.
2.on odin do i need to check the re-partition tab before i start.
right now my "About phone" is
Android version= 2.3.5
Baseband version= I9100XXKI1
Kernel version:
2.6.35.7-I9100XWKJ2-CL676699
[email protected]#2
thanks. =)
I got same problem, did you get answered?
If your reason to go back to factory condition is because the phone is being returned for warranty purposes, then you need to know what ROM was on it when you got it. Warranty returns should only accept the ROM it was supplied with or official updates of the same ROM. If it was a Orange UK ROM, then they will only accept a Orange UK ROM. Branded ROMs and Samsung (unbranded) Stock ROMs are in the Original Android Development section on here. Also the Custom Counter would have to be reset.
If the reason is just to get back to a Samsung Stock, then go to the Original Android Development section on here and find the ROM that is for your region.
steve07 said:
hi guys i have a new sg2 I9100 and yes for the help of xda people and reading some forum,i did it.rooting and install
deodexed rom.
now my problem is How to Flash back to stock.(im stil confuse) =(
these are my question...
1.i need a stock firmware right.but i forgot my stock firmware can i use any firmware?
when i press *#1234# this is what i see.
PDA : I9100XWKJ3
PHONE : I9100XXKI1
CSC : I9100OXXKI2
Build info: tue Oct 25 21:10:44 KST 2011
iknow this is not like that before when i havent root and stal rom.
thats why i dont know which stock firmware i should get.
2.on odin do i need to check the re-partition tab before i start.
right now my "About phone" is
Android version= 2.3.5
Baseband version= I9100XXKI1
Kernel version:
2.6.35.7-I9100XWKJ2-CL676699
[email protected]#2
thanks. =)
Click to expand...
Click to collapse
Please read Intratech's Official Firmware thread here => http://forum.xda-developers.com/showthread.php?t=1075278
At least the two first posts are relevant to you.
To check, what Firmware/ROM is officially released by Samsung for your region, you can use Check Fus Downloader from here => http://fus.nanzen.se/.
P.S.: You do not need the repartition option in Odin.
If you want to be sure to have a "clean" stock ROM on your phone, just go into recovery mode (Volume UP + Home + Power) and choose to make a factory reset after flashing the ROM.
Good luck !
It_ler said:
Please read Intratech's Official Firmware thread here => http://forum.xda-developers.com/showthread.php?t=1075278
At least the two first posts are relevant to you.
To check, what Firmware/ROM is officially released by Samsung for your region, you can use Check Fus Downloader from here => http://fus.nanzen.se/.
P.S.: You do not need the repartition option in Odin.
If you want to be sure to have a "clean" stock ROM on your phone, just go into recovery mode (Volume UP + Home + Power) and choose to make a factory reset after flashing the ROM.
Good luck !
Click to expand...
Click to collapse
What do you mean by choose to make a factory reset after flashing the rom?
I have the same problem..but whenever I am flashing the official fw downloaded from Intratech's post, I got failed..I am not sure what's the problems. I tried a few roms from there, every thing just failed and my phone now show a triangle icon which cannot be booted. i Have to use the usb jig to erase the downloading information, then flash any kernel to make the phone reboot then it can be only booted into the rom before flashed.
can someone help ??
xpooz said:
I have the same problem..but whenever I am flashing the official fw downloaded from Intratech's post, I got failed..I am not sure what's the problems. I tried a few roms from there, every thing just failed and my phone now show a triangle icon which cannot be booted. i Have to use the usb jig to erase the downloading information, then flash any kernel to make the phone reboot then it can be only booted into the rom before flashed.
can someone help ??
Click to expand...
Click to collapse
Try re-download the firmware with your PC antivirus off. I had trouble with Kaspersky corrupting the download (no warning either, false positive).
Then try flash with Odin again.
Sent from my GT-I9100 using xda premium

[Q] ICS dilemma

Hello everybody,
I have a SGS2 from Bell Canada. I upgraded the stock firmware following various guides here. I managed to root it and to unlock it using Galaxy S unlock from the market.
The phone is running well now, battery life is about 2-3 days (I have Juice Defender and it helps).
I would like to upgrade to ICS but after reading a few threads I am very confused...
My first question is: will I lose my unlock?
Then, Kies does not recognize my phone any more; should I flash back to stock and wait for ICS to be available for my carrier and take it from there? Or should I go through Odin and just flash one of the ROMs released for Europe (or another region).
I am even willing to pay for Mobile Odin Pro and flash it directly from the phone, I read that it's safe and you don't lose any data, although other people were saying that it's better to just start from scratch.
Right now my phone info is the following:
PRODUCT CODE: GT-I9100LKMBMC
pda: I9100XWKK5
PHONE: I9100XXKI3
CSC: I9100XEUKH2
Model: GT-I9100 (shouldn't it have a M at the end?)
Android version: 2.3.6
Baseband version: I9100xxki3
Kernel: 2.6.35.7-I9100xwkk5-CL754841
[email protected] #2
Build number GINGERBREAD.XWKK5
So, could anyone point me to the right direction?
Thanks in advance
I think you have the international sgs2. I have tried flashing the xxlpq ics update and then flashed a custom rom but I encountered a lot of issues. I think the ics update still has lots of bugs so I rolled back to gingerbread using checkrom revoHd v6. So as of the moment all you need to do is root your phone with Odin and CF-root kernel and wait for a stable ics rom
pedro.coba said:
permission to listen
Click to expand...
Click to collapse
I'm also waiting for othjer members' ideas so we can all listen and learn
gixie said:
Hello everybody,
I have a SGS2 from Bell Canada. I upgraded the stock firmware following various guides here. I managed to root it and to unlock it using Galaxy S unlock from the market.
The phone is running well now, battery life is about 2-3 days (I have Juice Defender and it helps).
I would like to upgrade to ICS but after reading a few threads I am very confused...
My first question is: will I lose my unlock?
Then, Kies does not recognize my phone any more; should I flash back to stock and wait for ICS to be available for my carrier and take it from there? Or should I go through Odin and just flash one of the ROMs released for Europe (or another region).
I am even willing to pay for Mobile Odin Pro and flash it directly from the phone, I read that it's safe and you don't lose any data, although other people were saying that it's better to just start from scratch.
Right now my phone info is the following:
PRODUCT CODE: GT-I9100LKMBMC
pda: I9100XWKK5
PHONE: I9100XXKI3
CSC: I9100XEUKH2
Model: GT-I9100 (shouldn't it have a M at the end?)
Android version: 2.3.6
Baseband version: I9100xxki3
Kernel: 2.6.35.7-I9100xwkk5-CL754841
[email protected] #2
Build number GINGERBREAD.XWKK5
So, could anyone point me to the right direction?
Thanks in advance
Click to expand...
Click to collapse
Are you planning to upgrade to stock ICS firmware or any other custom ICS ROM???
gixie said:
Hello everybody,
I have a SGS2 from Bell Canada. I upgraded the stock firmware following various guides here. I managed to root it and to unlock it using Galaxy S unlock from the market.
The phone is running well now, battery life is about 2-3 days (I have Juice Defender and it helps).
I would like to upgrade to ICS but after reading a few threads I am very confused...
My first question is: will I lose my unlock?
Then, Kies does not recognize my phone any more; should I flash back to stock and wait for ICS to be available for my carrier and take it from there? Or should I go through Odin and just flash one of the ROMs released for Europe (or another region).
I am even willing to pay for Mobile Odin Pro and flash it directly from the phone, I read that it's safe and you don't lose any data, although other people were saying that it's better to just start from scratch.
Right now my phone info is the following:
PRODUCT CODE: GT-I9100LKMBMC
pda: I9100XWKK5
PHONE: I9100XXKI3
CSC: I9100XEUKH2
Model: GT-I9100 (shouldn't it have a M at the end?)
Android version: 2.3.6
Baseband version: I9100xxki3
Kernel: 2.6.35.7-I9100xwkk5-CL754841
[email protected] #2
Build number GINGERBREAD.XWKK5
So, could anyone point me to the right direction?
Thanks in advance
Click to expand...
Click to collapse
You have a whole lot of options to play with, it all depends how comfortable you feel and what do you want.
For starters, you have upgraded from KG2 to KK5, which is a firmware other then Bell, as Bell never released and update. Because of this upgrade your phone says it’s a I9100 and not I9100M. Mine says the same after I upgraded as well.
I updated my Bell KG2 to ICS (LP7) and so far I don’t have any problems with it. I did have an issue with calls going straight to voicemail, so I installed the LPQ modem, and things have been well. People have complained about battery life, but I don't think it’s bad. I would say pretty close to stock GB if not better.
What you can do is make a Nandroid backup and then upgrade to ICS. You can do it through Odin Mobile if you like, as it won't upgrade your Custom Rom Counter, if that is an item of concern to you. There are other ways to clear the custom rom counter, if you go through ODIN.
I would suggest doing a factory reset with CWM, and clear cache/dalvik cahce. This will be like setting up a new phone. You can also upgrade without the reset that and it will keep all your settings and unlock. You will lose root though, but you can re-root.
I have done it both ways, and I went with the reset in my 2nd try just for my peace of mind. I didn’t have any problems without the reset either.
If you don’t like it, you can always go back to your Nandroid backup, which is what you currently have using CWM.
If you want original bell firmware, then you have to wait until bell releases it.
In the end you are the one to decide. Hope this helps.
Once u unlocked network it won't relock after u flash/update software
Sent from my GT-I9100 using Tapatalk 2 Beta-2
Hi everyody, thanks for the answers...
I guess I want to try the stock first and then move on to some custom roms...
I read a thread about the XEO Rom and was going to try that
What do you think about this?
@sahib - thanks, I was not aware of that...
@warhawk_la - thanks a lot, very helpful bits and pieces; what is the difference between the LP7 rom and the XEO and where did you get the files from (I see tht you flashed a different modem)
gixie said:
Hello everybody,
I have a SGS2 from Bell Canada. I upgraded the stock firmware following various guides here. I managed to root it and to unlock it using Galaxy S unlock from the market.
The phone is running well now, battery life is about 2-3 days (I have Juice Defender and it helps).
I would like to upgrade to ICS but after reading a few threads I am very confused...
My first question is: will I lose my unlock?
NO its un locked .
Then, Kies does not recognize my phone any more; should I flash back to stock and wait for ICS to be available for my carrier and take it from there?
May not work as Kies needs correct codes .
Or should I go through Odin and just flash one of the ROMs released for Europe (or another region).
Your choice but rom for your region and actual phone is always best even as a backup for warranty .
Personally i would not jump on the ICS bandwagon yet .
jje
Click to expand...
Click to collapse
download odin 1.85, official XXLPQ rom, siyah kernel.
flash the lpq rom first
flash the siyah kernel second
now you have last ics and root.

[Q] Stock kernel, how do i tell please

Hi Guys and Gals. I am a noob trying to update my Galaxy s2 to ICS and have hit a brick wall. I received the message that an update was available and downloaded it OTA, but the install failed for some reason. When i plug in to Kies i get the " Device doesn't support software upgrades via Kies" message.
After a little searching it seems the main reason for this might be a modified Kernel. The phone is an unbranded XSA model and i have never modified it in anyway. I have no idea if the dealer did any modifications before shipping.
What i need to know is, how do i tell if it has a stock kernel or not, and do i need to re flash the entire firmware to get it.
This is all the info on the phone.
Baseband version I9100XXKI4
Kernel Version [email protected]#2
PDA I9100XWKK2
Phone I9100XXKI4
CSC I9100XSAKE3
Build Info Friday Nov 11 18:05:58 KST 2011
Any help with this would be greatly appreciated and sorry the lack of knowledge.
I believe it still is the stock kernel, also XXKI4 is a stock baseband version for Gingerbread. Looks like you didn't get updated. Best thing to do is do it on this website if you want the proper ICS experience, and not all of that Touchwiz nonsense Samsung loves.
Chris.
Unless you flash custom roms or kernels it always has Stock kernel .
Use CHECKFUS to see if their is an ICS update for your phone if not you wait or flash stock ICS roms from here .
jje
Thanks for the replies. Just wondering what the issue with Kies would be? I am a little unsure as to which ICS version to get and also, what will happen to all my data, settings etc..
Backup your data factory reset phone and trie updates again .
Fails then flash stock firmware for your location from XDA ,
jje
Get the correct official firmware version from samfirmwares.Com.
Flash using ODIN.
Sent from my GT-I9100 using xda premium

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