[Q] Failde to upgrade galaxy s2 to ics - Galaxy S II Q&A, Help & Troubleshooting

hi there
i was trying to update galaxy s2 o ics 4.0.3 using odin. but wen i click start it starts and ended up saying failed. my phone in download mode says upgrade encounter an issue please go to kiess and use recovery mode.. but i cant find it anywhere. plz help me m very nervous about it.

Re-download you old stock firmware, reboot into download mode and flash with Odin but make sure you read the Odin flashing instructions correctly.
Sent from my GT-I9100T

After you reflash back to your original firmware flash the correct cfroot kernel to root your device.
Then make a backup using CWM. This can be restored later if you choose to downgrade from ics.
Then find the thread that has CWM flashable ics versions and download one then flash it via CWM.
If it's no good for you can simply restore your backup via CWM and you will be back where you started.
Enjoy.
Sent from my GT-I9100 using XDA App

Related

[Question!!] Restore stock?

Hi,
i've just installed the Resurrection remix rom on my phone but unfortunately the banking app that I use a lot doesnt work with it for some reason. How do I go about restoring my phone to the stock ICS and kernel... I do still want to keep root access, though.
This is the kernel I originally flashed it with
CF-Root-SGS2_XW_XEN_LP7-v5.4-CWM5.zip
all help will be greatly appreciated
I should add that I tried to restore from the back up that I made in clockwork recovery but the app cant find it so I'm thinking the back up didnt work properly!
Anyone?
Sent from my GT-I9100 using XDA
Using cwm wipe, if possible, format system partition, after that flash using Odin.
Learn how to use Odin, get file from sammobile, or check fus
Sent from my GT-I9100 using Tapatalk 2
you should find everything you need to know in this thread
http://forum.xda-developers.com/showthread.php?t=1075278
Did you make a nandroid backup in CWM? If yes, just boot to recover, do a full wipe and do a restore.
If not, go to receovery, do a full wipe, turn off phone, flash the firmware you want thru odin. Let it boot. Power off again, go into download mode, flash a rooted kernel, let it boot and then flash the original kernel with CWMManager from within the rom.
Thanks guys... all sorted

Bricked my gs2 can only enter download mode - flashed rom and bootloader is looping

Hello, I have bricked my Galaxy S2 and I can enter the Download Mode, so I got a firmware and installed it via Odin, however, the bootloader loops?
PLEASE HELP ME!
Sill4nt said:
Hello, I have bricked my Galaxy S2 and I can enter the Download Mode, so I got a firmware and installed it via Odin, however, the bootloader loops?
PLEASE HELP ME!
Click to expand...
Click to collapse
tried with reflash partition (pit) should help it boot again, or go into recovery mode and wipe factory/data
Sill4nt said:
Hello, I have bricked my Galaxy S2 and I can enter the Download Mode, so I got a firmware and installed it via Odin, however, the bootloader loops?
PLEASE HELP ME!
Click to expand...
Click to collapse
Which firmware you flashed through ODIN?
Sent from my GT-I9100 using Tapatalk 2
if your experiencing a boot loop after flashing go into recovery and wipe data see if that helps
Sent from my GT-I9300 using xda premium
post issues in the Q&A section not general
or read this bootloop thread
forum.xda-developers.com/showthread.php?t=1108499
bootloop happens when the Rom corrupts during installation or installing any other application. or some people using ROM Manager . Never use ROM Manager you will loose the cwm. Download any ROM which supports Odin. flash it you should be fine. Then you can switch back to your favorite ROM. this is a good rom you can flash via odin.
http://forum.xda-developers.com/showthread.php?t=1095274
PS : if you don't like to flash ROM just flash CWM via Odin which should give you access to CWM. you can restore you backup ROM if you have one or have any other ROM in your phone memory.
Sill4nt said:
Hello, I have bricked my Galaxy S2 and I can enter the Download Mode, so I got a firmware and installed it via Odin, however, the bootloader loops?
PLEASE HELP ME!
Click to expand...
Click to collapse
I was facing the same problem some days ago, but after surfing this forum, I realised that if you have Kies running in the background, Odin will behave oddly and will not flash the firmware by going into a bootloader loop.
I suggest that you re-install the drivers again and make sure that Kies is not running in the background when you are flashing through Odin (just fire up your Task Manager in Windows and terminate the Kies process).
Hope this helps you...

Galaxy Note - Gingerbread/ICS Update - Help!

I have a Samsung Note that I tried to upgrade when the ICS update leak came out, and it changed the Baseband to I717UCLC5 (which is ICS) but the Kernel is still 2.3.6 (GB).
I've tried Odin, and it always fails, I've tried rooting, it fails, and I'm stuck on GB and want to update/root/anything.
I think I need to either flash the Baseband back to GB stock, or the Kernel up to 4.0.3? If so, does anyone have the download for the i717?
Thanks
Connect to Odin and try to flash clockwork recovery from stickied rooting thread.. If that succeeds then put your external SD into another device and download a custom ics kernel from dev section. Put the sd card back into the phone. Boot into recovery and flash the kernel zip. Your phone should now be able to start.
Right now you have a GB kernel on an ICS ROM. That's why it boot loops.
Sent from my SAMSUNG-SGH-I717 using xda premium
http://forum.xda-developers.com/showthread.php?t=1506330
Follow this to get back to stock gingerbread and reroot. After that be sure and update cwm or flash twrp and choose any of our phones fine ROMs or the official ICS to flash in your new recovery . Ur choice after u r up and going.
And with using Odin u should see a yellow box with numbers on the left of ur PC screen. If not u need to update the drivers for the note on ur PC.
Sent from the cheeziest phone in the south!!!

HELP!

I don't know what to do, i was trying to install the cyanogenmod 10 for galaxy s2 and now my phone doesn't even boot anymore. What can i do? can I install cyanogenmod via odin?i can't install via cwm cause i can't boot so i cant get the files do flash it. Plz i need help..
Why open a new thread for your problem when your info is more unclear as your first post and you can search for yourself for instructions to flash with Odin?
Sent from the Matrix
If you can get your phone into download mode, you can use Odin to flash the stock rom and see if you can get your phone to boot from that. You will find the stock firmware at http://www.sammobile.com/firmware/

[Q] how to revert back to stock jb I777UCMD8 from custom rom

I'm currently on pacman ROM v22. and i want to go back to stock jelly bean. I do have a nandroid backup but when I try to restore it fails. I guess its because of the latest cwm I.e. v 6.0.4. right? how should I restore the backup now? please help.. I'd be thankful
(galaxy s2 at&t sgh i777)
If you know what version of recovery you used to make the backup, install the kernel with that version of recovery. If the kernel does not match your current operating system, the phone will not boot into the system, but it should boot into recovery and allow you to restore the backup.
Or you could just flash the I777UCMD8 stock firmware with Odin, which you can download from the Download Repository.
as far as I remember I used v6.0 of cwm with the stock kernel.. yeah I was using stock kernel when I had v 6.0 of recovery.. should I downgrade to v6.0 cwm and try?
so I downgraded cwm to 6.0.1.0.. I guess that's the version I was using when I made backup.. tried to restore.. error: MD 5 mismatch
what does it mean?
new problem occurred.. :/
I downgraded recovery to 6.0.1.0 now I can't update it back to 6.0.4.5.. rebooted system.. and booted it back to recovery now that when I try to upgrade cwm I get error: couldnt mount SD card.. and when I checked my kernel has been replaced with cynogenmod #1 from aj kernel.. how should I get back the cwm 6.0.4.5 (I have .zip file is SD card but it won't mount in cwm) please help!
***ignore this I got it back working***
just tell me how can I restore the backup of my stock jelly bean
You can defeat the md5 check if you are absolutely certain that the nandroid backup is not corrupted. Sometimes just changing the file name of a nandroid backup will mess up the md5 sum, but the file is still good. But if you try to install a corrupt nandroid file by defeating the md5 check, you can do serious harm to the phone.
In this case I would not recommend even going there. It's no problem to flash the stock firmware using Odin. Yes, you will need to perform a wipe data/factory reset first, and yes you will lose your apps and personal settings, but there are backup programs for that. I would recommend this route.
inalicse ourings
okay but I didn't make any changes on the nandroid backup..
i have a question.. i'm using unlocked at&t here in india.. will upgrading firmware from odin lock my phone again?
and thanks for your help
There's also the option of using titanium backup restore the apps and settings of your nandroid backup.
settings > extract from nandroid backup > [select backup] > choose which apps/data that you want to restore.
-Cyril
imohitahuja said:
okay but I didn't make any changes on the nandroid backup..
i have a question.. i'm using unlocked at&t here in india.. will upgrading firmware from odin lock my phone again?
and thanks for your help
Click to expand...
Click to collapse
well that's cool cryil.. but unfortunately I have no app & data backed up in my nandroid backup.. its just the stock ROM and settings.. while I was flashing the latest cwm I by mistake deleted my phone data.. so there is nothing just the stock ROM..
I just want to restore my nandroid backup to return to stock ROM.. I am away from PC for sometime so flashing with Odin is not possible at the moment.. I don't know what to do now..
(please also see the other thread by me)
thanks
is there any way to flash stock firmware through cwm.. I have cwm manager and it has a feature which says *flash the stock firmware* but I don't know how to use it... I don't care if I lose root access and cwm..
imohitahuja said:
is there any way to flash stock firmware through cwm.. I have cwm manager and it has a feature which says *flash the stock firmware* but I don't know how to use it... I don't care if I lose root access and cwm..
Click to expand...
Click to collapse
I'm not sure about that one.
But, you can still boot into your custom rooted firmware? If so, you can use Mobile Odin Pro or Mobile Odin Lite to flash the stock firmware from the phone.
yeah mobile Odin I have heard about it.. how to flash firmware with mobile Odin? we have to extract the .zip right? can you please tell me step wise procedure?
thanks once again
5 bucks says he's using Rom Manager app. Because clearly that'd be causing him issues.
yeah phalanx you're absolutely right. I flashed cwm recovery from ROM manager.. I didn't read stickies.. so I was not aware about the ROM manager causing problem thing.. anyways I got v6.0.1.0 of cwm after flashing from ROM manager.. I reeboted phone successfully.. checked kernel.. it was still the stock kernel.. If I'm not wrong flashing cwm replaces the kernel? anyways.. then I booted to recovery.. made nandroid backup.. upgraded cwm to 6.0.4.5.. flashed pacman ROM successfully.. and now that when I want to restore the nandroid backup it gives MD 5 mismatch error.. any suggestions ?
imohitahuja said:
yeah mobile Odin I have heard about it.. how to flash firmware with mobile Odin? we have to extract the .zip right? can you please tell me step wise procedure?
thanks once again
Click to expand...
Click to collapse
imohitahuja said:
yeah phalanx you're absolutely right. I flashed cwm recovery from ROM manager.. I didn't read stickies.. so I was not aware about the ROM manager causing problem thing.. anyways I got v6.0.1.0 of cwm after flashing from ROM manager.. I reeboted phone successfully.. checked kernel.. it was still the stock kernel.. If I'm not wrong flashing cwm replaces the kernel? anyways.. then I booted to recovery.. made nandroid backup.. upgraded cwm to 6.0.4.5.. flashed pacman ROM successfully.. and now that when I want to restore the nandroid backup it gives MD 5 mismatch error.. any suggestions ?
Click to expand...
Click to collapse
You can not install a .zip package with Mobile Odin. You can install the stock I777UCMD8 4.1.2 ICS firmware with Mobile Odin. Mobile Odin recognizes .tar and .tar.md5 files. The stock distribution, which you can download from the Download Repository, (see link in my signature) is a .tar.md5 file. Mobile Odin requires root access, so the following assumes you have a rooted firmware on the phone that will fully boot into the system.
Download Mobile Odin from this thread. Download the flash kernel from post #10 of the same thread. Install both apk's on your phone.
Download the UCMD8 .tar.md5 to the root of the internal sd card. I hope you have access to wifi because that is a pretty large file. Boot into recovery and perform a wipe data/factory reset. Boot back into the system. Mobile Odin will now recognize the .tar.md5 file so that you can flash it. Once you flash it, you will have lost root, and will have fully stock firmware and kernel.
wowie thanks for your help bro! downloading the .tar.md5 .. last question by my side.. I didn't use mobile Odin ever before.. so I dont understand what's that thing? I mean as I have .tar.md5 file I will then just have to click on flash firmware?? or there is something I am missing?
imohitahuja said:
wowie thanks for your help bro! downloading the .tar.md5 .. last question by my side.. I didn't use mobile Odin ever before.. so I dont understand what's that thing? I mean as I have .tar.md5 file I will then just have to click on flash firmware?? or there is something I am missing?
Click to expand...
Click to collapse
Once you have both the main application and the flash kernel installed on your phone, open Mobile Odin, scroll down and touch Open file..., select internal sdcard, and then select the .tar.md5. You should be able to figure out the rest from there.
I successfully flashed i777UCMD8 from mobile odin and didnt even lose root.. thanks creepyncrawly!
I'm having problem connecting mouse from otg.. when I try to connect my phone turns off and takes so much time to start..?? also i am having problem connecting hdmi through mhl.. keeps on connecting and disconnecting..??
imohitahuja said:
I successfully flashed i777UCMD8 from mobile odin and didnt even lose root.. thanks creepyncrawly!
Click to expand...
Click to collapse
Glad to help.
I'm having problem connecting mouse from otg.. when I try to connect my phone turns off and takes so much time to start..?? also i am having problem connecting hdmi through mhl.. keeps on connecting and disconnecting..??
Click to expand...
Click to collapse
I do not have any direct experience with either of these issues. Maybe someone else will be able to answer.
some other guy told me to try flashing any other kernel? can I use any custom kernel with stock jelly bean? which one?

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