Can't update Galaxy S2 I9100 to 4.1.2 through OTA, please help! - Galaxy S II Q&A, Help & Troubleshooting

Hi, I was given a Galaxy S2 I9100 with baseband version I9100BOKJ1 T-mobile that has android 2.3.5 installed.
So, I wanted to update it to 4.1.2 through OTA but it says that there are no updates available, what are my options?
Can I just install an official 4.1.2 stock rom through odin? If so, what 4.1.2 stock ROM is compatible with this phone? Thanks!

Yes, you can flash a 4.1.2 stock ROM via Odin. There are plenty of stock ROMs on the internet for our device, most of them are on sammobile.com, but you need to sign in to use it. A simple Google search will show its results. Try to find a ROM matching to your region/carrier.
Think about making a backup of your baseband. There are guides on the internet. If you get big problems with GPS or signal strength with the new ROM, you can flash it back. Some people report the stock baseband solves GPS and signal issues, nevertheless it didn't change anything for me when I tried around switching basebands.
Hope this helps.

SenseiAboobz said:
Hi, I was given a Galaxy S2 I9100 with baseband version I9100BOKJ1 T-mobile that has android 2.3.5 installed.
So, I wanted to update it to 4.1.2 through OTA but it says that there are no updates available, what are my options?
Can I just install an official 4.1.2 stock rom through odin? If so, what 4.1.2 stock ROM is compatible with this phone? Thanks!
Click to expand...
Click to collapse
Why don't you follow my tutorial to get Android 7.1, faster than hell with a huge data partition for all your apps ?
https://forum.xda-developers.com/galaxy-s2/help/guide-tutorial-samsung-galaxy-s2-i9100-t3538601

SenseiAboobz said:
Hi, I was given a Galaxy S2 I9100 with baseband version I9100BOKJ1 T-mobile that has android 2.3.5 installed.
So, I wanted to update it to 4.1.2 through OTA but it says that there are no updates available, what are my options?
Can I just install an official 4.1.2 stock rom through odin? If so, what 4.1.2 stock ROM is compatible with this phone? Thanks!
Click to expand...
Click to collapse
Some regions didn't get JB update at all. You can flash your phone using odin.
Go to below link find a none carrier firmware download and flash.
http://samsung-updates.com/device/?id=GT-I9100
My current rom is xwlsw.
And don't try AOSP stock is always the best.

Related

[Q] Help me upgrading Galaxy S2 to ICS

Hi Driodians,
I am using Galaxy SII(GT-I9100) in India, I purchased this phone as a second user in Jan-12 with Android 2.3.6 version, till date I never faced any issues...
Now I want to update to ICS-4. I don't know exactly whether current version is Stock ROM or Custom ROM..
Please help me the suitable ROM to update for below config of my phone
Note: My phone is not rooted
Android 2.3.6
PDA: I9100XWKK2
PHONE:I9100XXKI4
CSC: I9100XSAKK1
As per CSC, this Android GB 2.3.6 firmware belongs to Australia(XSA) region....still it works great here(in India) without network(any) issues..
1.Now help me which official ICS firmware to install and how to install, so I can run SII without any issues in India...
2. Also, I want to backup my installed Apps? Is it possible to restore them after upgrading to ICS
Let me know if you require more information .....
Help me Please ....!
Droidier- Krishna
krishnavihar_9 said:
Hi Driodians,
I am using Galaxy SII(GT-I9100) in India, I purchased this phone as a second user in Jan-12 with Android 2.3.6 version, till date I never faced any issues...
Now I want to update to ICS-4. I don't know exactly whether current version is Stock ROM or Custom ROM..
Please help me the suitable ROM to update for below config of my phone
Note: My phone is not rooted
Android 2.3.6
PDA: I9100XWKK2
PHONE:I9100XXKI4
CSC: I9100XSAKK1
As per CSC, this Android GB 2.3.6 firmware belongs to Australia(XSA) region....still it works great here(in India) without network(any) issues..
1.Now help me which official ICS firmware to install and how to install, so I can run SII without any issues in India...
2. Also, I want to backup my installed Apps? Is it possible to restore them after upgrading to ICS
Let me know if you require more information .....
Help me Please ....!
Droidier- Krishna
Click to expand...
Click to collapse
Use titanium backup to backup your apps.
Dl a firmware from www.sammobile.com and flash through odin. There's lots of guides on sammobile.com
Sent from my GT-I9100 using xda premium
krishnavihar_9 said:
Hi Driodians,
I am using Galaxy SII(GT-I9100) in India, I purchased this phone as a second user in Jan-12 with Android 2.3.6 version, till date I never faced any issues...
Now I want to update to ICS-4. I don't know exactly whether current version is Stock ROM or Custom ROM..
Please help me the suitable ROM to update for below config of my phone
Note: My phone is not rooted
Android 2.3.6
PDA: I9100XWKK2
PHONE:I9100XXKI4
CSC: I9100XSAKK1
As per CSC, this Android GB 2.3.6 firmware belongs to Australia(XSA) region....still it works great here(in India) without network(any) issues..
1.Now help me which official ICS firmware to install and how to install, so I can run SII without any issues in India...
2. Also, I want to backup my installed Apps? Is it possible to restore them after upgrading to ICS
Let me know if you require more information .....
Help me Please ....!
Droidier- Krishna
Click to expand...
Click to collapse
Well, you could try and flash with Odin the right stock ROM. By saying right i am reffering to this : go to settings, about phone and check ur build number. That's the unique code of the stock ROMS, or signatures or w/e you should call them. Those need to match in order to work in India, because you said that its XSA. In my point of view you should flash the Indian Stock ROM just to make sure your out of problems.
If you don't know with Odin browse youtube, or i think you could try with Samsung Kies because the ICS Stock ROM has already been released =D
About backup up apps, well, i used titanium backup and it failed me every time. Use other apps such as Nandroid, Backup Master, Mobile Backup II etc. You said you are not rooted so the titanium works only with rooted phones.
Hope it helps, have fun
Thanks....But as per current 2.3.6 kernel version(KK2) I didn't find matching Indian firmware...only one matched was Australian region ICS kernal(LP8).
I got same firware update thrgh kies...got confused whether to go via kies or ODIN.
Forgot to mention earlier, my GB2.3.6 is Australian Generic(unbranded)
Sent from my GT-I9100 using XDA
krishnavihar_9 said:
Thanks....But as per current 2.3.6 kernel version(KK2) I didn't find matching Indian firmware...only one matched was Australian region ICS kernal(LP8).
I got same firware update thrgh kies...got confused whether to go via kies or ODIN.
Forgot to mention earlier, my GB2.3.6 is Australian Generic(unbranded)
Sent from my GT-I9100 using XDA
Click to expand...
Click to collapse
if u connect ur phone to KIES and if its showing an ICS update is available then u can give it a try
If you can manage to install your applications again, it's better to wipe before and after the update.
Also personally I don't like backup apps to go from GB to ics.
you can use the following to backup your apps & sms
Titanium Backup for backing up your apps
SMS backup & restore for backing up your sms
You can merge your contacts with google.. or you can export all your contacts to the external card (if you have any)..
You can flash the indian ICS version directly through ODIN. It's very simple, easy & clean.. KIES take a hell lot of time to update.. (that's y i HATE it)
or if you dont want to do that.. you can find an Indian GB firmware 2.3.6 Flash it.. through ODIN & than flash Indian ICS.. using ODIN..
You can download the same from many sites one most popular being www.sammobile.com or www.theandroidsoul.com
If you want to know how to flash using ODIN... you can visit - http://www.theandroidsoul.com/i9100...-update-for-i9100g-galaxy-s2-finally-arrives/
NOTE: The above link is just for your reference if you want to flash your ROM through ODIN.. The direct download link for ICS provided on that page is for "I9100G".. SO I AM NOT SURE WHETHER IT WILL WORK ON OUR INDIAN I9100 model.. You can download the I9100 Indian ICS Firmware from sammobile.com & use the above link to see the steps on how to flash it using ODIN.
Hurray ...! I upgraded to ICS 4.0.3 through OTA Yesterday
No Issues ...No Conflicts , downloaded Installer Package in 30 mins and Installation took 10 mins.
Installer optimized my apps ... All apps are working fine ...... NO need to wipe the data(factory Reset)
If u got ICS update via OTA for your Galaxy SII, then it is the best & simplest way to update your device...

[Q] How do I know what update to flash to from Sammobile?

I'm not new to this, been flashing roms since 2010. I'm running rooted ELK4 4.1.2. i want to flash the latest update from Samung, the official 4.1.2, yes I know I will lose root, I'm fine with that. I already did triangle away to prepare to go stock. Now, I bought the I9300 off amazon, so I know not of where it came from. How do I know what version of 4.1.2 to download from sammobile? Hope it's not a stupid question, because I looked for 2 days and couldn't find and answer.
navymoss35 said:
I'm not new to this, been flashing roms since 2010. I'm running rooted ELK4 4.1.2. i want to flash the latest update from Samung, the official 4.1.2, yes I know I will lose root, I'm fine with that. I already did triangle away to prepare to go stock. Now, I bought the I9300 off amazon, so I know not of where it came from. How do I know what version of 4.1.2 to download from sammobile? Hope it's not a stupid question, because I looked for 2 days and couldn't find and answer.
Click to expand...
Click to collapse
I think you can flash whichever stock rom you want...why not?I mean you can flash custom ROMs with CSC ELLA without the stock ones being available in your country.The only issue which you have is unavailable OTA updates(with custom ROMs which is obvious )..So I think you should flash tha latest stock ROM available in YOUR country from sammobile.Anyway you can find s3's country by giving its IMEI number to your local samsung delegation.And you could ask them too in order to be sure.
there is no american stock rom for the I9300 on sammobile
navymoss35 said:
there is no american stock rom for the I9300 on sammobile
Click to expand...
Click to collapse
You didnt mention you're from America..You can't find it cause I9300 is not available there I think.As I said before I think that you can flash wichever stock for I9300 model but I'm not sure so you can either wait for another answer or ask your local samsung delegation.

Stock Firmware problems please help!

Ok I went to update my phone through kies and forgot that i have a different kernal than before. Kies told me i cant update through it. I assume thats cause im using a different kernal.
Here is the details from my phone.
Model - GT-I9100
Android Version - 4.0.4
Baseband Version - I9100XXLQ6
Kernal Version - 3.0.15-I9100XWLPT-CL941023
Build Number - IMM76D.XWLPT
I am locked on O2 UK i think.
I have noticed since flashing this kernal last july that my phone performance has been poor in terms of it switching off by itself and so on.
What I want to know is how can i get the original firmware back on my phone so i can update via kies. And I also want to know how to install Jelly Bean on this phone and how I go about it?
Can anyone help?
Thanks
Aaron.
Hey,
i have found out that the latest rom O2 UK has released is android 4.0.4
you can download the firmware from here
http://www.hotfile.com/dl/159884527/f4d3bd8/I9100XWLPD_I9100O2ULP7_O2U.zip.html
You will have to flash that with Odin, just unzip the file and put it in the pda section on Odin.
After that kies should be able to recognize your phone,
if you want to update to 4.0.4 from kies you will have to pick an earlier firmware from
http://www.sammobile.com/firmwares/1/?model=GT-I9100&pcode=O2U#firmware
same precedure as above for flashing it, i have not used kies since i bought my gs1 2 years ago but i believe it will work
Good luck friend!
Thanks for that dude, much appreciated
Is this a Jelly Bean ROM or just original stock ROM for O2??????????
no, just Ice Cream Sandwich, but it is stock Touchwiz. (Samsung Rom)
but the Jelly Bean update must be around the corner i guess.
if not you could allways flash a stock Samsung JellyBean rom that is open for europe,
the main difference may be a different modem and that there is no O2 apps prebaked into the Rom.
i think the one for nordic counties should work well since you are in the uk,
you can find it at
http://www.sammobile.com/firmwares/1/?model=GT-I9100&pcode=0#firmware
Thanks again man, you have been very very helpful.
Thanks
no problem mate, glad i could help you out,
and please let me know if it works with kies afterwards
What will the difference in modems do? Will there be any affect on what I can do with my phone?
What is the modem for? Internet connection i take it?
Kies doesn't let you update with the nordic counties rom at all. But it works sweet on my S2 so I'm happy.

Non-hotfile link for any 4.1.2 rom

I'm on cm10.2 and I want to go back to stock 4.1.2. However, no matter where I look, all I find are download links to Hotfile, which has been shut down. So, does anyone know where I can download a stock Samsung 4.1.2 rom?
Here is Android 4.1.2 Jelly Bean link for your device: http://rapidgator.net/file/58f5cdbd39e8aaa7c73e35f583fac245 Filename: TML-I9300XXEMH4-20131010152056.zip
disclaimernotice said:
I'm on cm10.2 and I want to go back to stock 4.1.2. However, no matter where I look, all I find are download links to Hotfile, which has been shut down. So, does anyone know where I can download a stock Samsung 4.1.2 rom?
Click to expand...
Click to collapse
Just an alternative link for you this is UK / Europe BTU MG4
UK (BTU) download
If you install this version it changes the format of the EFS directory so you can't use older versions of stock roms, they must be July 2013 onwards, read the link in my signature regarding IMIE / EFS issues before flashing
romhut.com has a collection. Free and fast.
ag4751 said:
Just an alternative link for you this is UK / Europe BTU MG4
UK (BTU) download
Click to expand...
Click to collapse
Use this one. I tried CM 10.2 recently and decided to go back to the standard Samsung firmware and used the one above which is android 4.3. After you install the one above you can then get the newer 4.3 fix ota or through kies. Saves all the worry about EFS partitions.
Thanks for the replies. I'm downloading the MG4 rom now from mediafire.

[Q] I9300 CM10.1.3 Revert to Stock

Hey,
my S3 4.2.2 has the baseband (modem?) I9300XXELKB running CM 10.1.3-RC2-i9300, kernel 3.0.64-CM-ge8aa6a7 [email protected] #1
I tried looking over at SamMobile for the Firmware I9300XXELKB but I can't find anything, only XXELLA? When I got the phone it was unbranded and unlocked, first boot was in french. Does it matter which Firmware I download? or can I just go with any carrier 4.2.2?
4.2 was never released for the i9300, just flash the latest available for your country. Backup your efs first then factory reset after flash.

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