[Q] Upgrade Firmware after rooting and unlooking the device(samsung galaxy s2) - Galaxy S II Q&A, Help & Troubleshooting

Dear ALL.
Recently i succeded in rooting and unlocking my S2 after help of everybody in this forum.
I have the ROM 4.04.4 and super user permission with CF-ROOT .
Now the big question is:
a) Can i continue doing upgrade to my mobile via Kies like normal way?or do flash via odin ?
b) do i need to do root and unlock my SIM CARD everytime i do the upgrade to latest ROM my S2 galaxy?
c) If we do one time root and unlock process is this preserved for eternity ?
Regards
Vinay Navinchandra

vinayoni said:
Dear ALL.
Recently i succeded in rooting and unlocking my S2 after help of everybody in this forum.
I have the ROM 4.04.4 and super user permission with CF-ROOT .
Regards
Vinay Navinchandra
Click to expand...
Click to collapse
Now the big question is:
a) Can i continue doing upgrade to my mobile via Kies like normal way?or do flash via odin ?
Yes,u can upgrade ur Mobile via Kies as long as u stay with Stock Samsung firmware, if update not available vide 'OTA' or 'KIES' then u can update via ODIN flash
b) do i need to do root and unlock my SIM CARD everytime i do the upgrade to latest ROM my S2 galaxy?
Yes, u need to root every time u update ur phone to a latest stock firmware by any one of the above method, but regarding unlock am afraid havent got much to say about it
c) If we do one time root and unlock process is this preserved for eternity ?
NO, if u keep upgrading to latest Stock Firmware's
Yes, if u install only custom roms based on ICS or JB

Sun90 said:
Now the big question is:
a) Can i continue doing upgrade to my mobile via Kies like normal way?or do flash via odin ?
Yes,u can upgrade ur Mobile via Kies as long as u stay with Stock Samsung firmware, if update not available vide 'OTA' or 'KIES' then u can update via ODIN flash
b) do i need to do root and unlock my SIM CARD everytime i do the upgrade to latest ROM my S2 galaxy?
Yes, u need to root every time u update ur phone to a latest stock firmware by any one of the above method, but regarding unlock am afraid havent got much to say about it
c) If we do one time root and unlock process is this preserved for eternity ?
NO, if u keep upgrading to latest Stock Firmware's
Yes, if u install only custom roms based on ICS or JB
Click to expand...
Click to collapse
Hello Sir .
Thank you for the reply.
Regarding my last question which is question C the "yes " means that if i keep upgrading the custome ROMS which have some changes of STOCK ROM in same enviornment i dont need to root again the device am i right?.
What can i conclude that any ORIGAl ROM(STOCK ROM) needs to do root after upgrads.
My last and big question is :
d) Why this behaviour? why cannot we do root for ever and ever? so it means that if i bye a device which comes locked from local operator it will never like as the one that comes unlocked originaly.???? there will be always a difference between device which is rooted from factory and which is rooted by use....why this differences?????
:crying:
Regards
Vinay

vinayoni said:
Hello Sir .
Thank you for the reply.
:crying:
Regards
Vinay
Click to expand...
Click to collapse
Regarding my last question which is question C the "yes " means that if i keep upgrading the custome ROMS which have some changes of STOCK ROM in same enviornment i dont need to root again the device am i right?.
YES
What can i conclude that any ORIGAl ROM(STOCK ROM) needs to do root after upgrads.
YES
My last and big question is :
d) Why this behaviour? why cannot we do root for ever and ever? so it means that if i bye a device which comes locked from local operator it will never like as the one that comes unlocked originaly.???? there will be always a difference between device which is rooted from factory and which is rooted by use....why this differences?????
The behavior and Differences are there for now and we have to accept it and live by it, thats all i can say for now

Related

[Q] Upgrade 2.3.5 JPKJ2/XXKI4/JPKJ1 SGS2 with official ICS India version

I would like to upgrade my SGS2 from the UAE CSC to the official Indian ICS version. Please help !!! I have already downloaded the official XXLPQ/ODDLP7/DDLP8.tar.md5 ICS for India. Do I do this directly with ODIN3 even though I have a different CSC ????????????????
Also the most important thing to ask is :--
"Should I flash the Stock Kernel XXLPQ thru Odin3 BEFORE I UPGRADE to the official XXLPQ/ODDLP7/DDLP8 ????????"
Somebody please guide me thru this with the necessary steps or Links !!!!!
THANX IN ADVANCE !!!
vijaybach said:
I would like to upgrade my SGS2 from the UAE CSC to the official Indian ICS version. Please help !!! I have already downloaded the official XXLPQ/ODDLP7/DDLP8.tar.md5 ICS for India. Do I do this directly with ODIN3 even though I have a different CSC ????????????????
Click to expand...
Click to collapse
Yes! Its as simple as that! you will not lose data!
ndnesh said:
Yes! Its as simple as that! you will not lose data!
Click to expand...
Click to collapse
Hey NDNESH !!! ODDLP7/DDLP8 !!!!!!!!! Has anyone tried it? There seems to be no queries on this so I assume that no one has tried it or there are no problems with it !!!
I really want to go for ICS.
1). Have I to ROOT it after this ?
2). My Kernel version is [email protected] #2. Is this compatible with the XXLPQ/ODDLP7/DDLP8 that I am going for ??????
Please help as I am COMPLETELY NEW at this.
Hi,
Is there any way to upgrade the UAE firmware with official ICS India firmware through kies? I really want to know this as don't want to root or use ODIN for my phone.
NO
odin doesnt require root and its as official as KIES yet better than Kies...
Do you mean to say that after upgrading with ODIN I can still get firmware updates through KIES?

Unroot

Hello
i m new on android (india)actullay my fone run was 2.3.3 some where i read is new update available 2.3.6 then i download this fw on my pc and flash via odin and then i root my fone. Now problem is i want unroot my fone and i dont know how so pls help me.
Sorry for my bad eng
Simply reflash your phone again by a stock official ROM. You can also use "Unlock Root" , you can get it here :
http://www.unlockroot.com/

Official Update For Atrix 4g

Guys i've one simple question.
MY Atrix is already unlock and it under stock rom.
my question is,
is there any side effect when ever i try to update my device via Over the air update, when ICS Come?
If you are on a stock rom then it should update just fine.
unlocked boot loader probably won't help,thats why when I updated mine to .141 and it relocked it,I just left it that way.
If your bootloader is unlocked and your are running a custom rom then you shouldnt get OTA updates and if you do they will probably lead to issues. If you want the stock motorola ICS i suggest waiting till it comes out flashing back to the stock 2.3.6 and the manually upgrading to ICS
Sir how do i know if i have a stock firmware?
My Cousin gave this to me, and i didn't know if it's stock or not.
by the way i can't ask him, hi out of the country for good T_T
daveee143 said:
Sir how do i know if i have a stock firmware?
My Cousin gave this to me, and i didn't know if it's stock or not.
by the way i can't ask him, hi out of the country for good T_T
Click to expand...
Click to collapse
Check for "unlocked" at top left of the boot image screen, download and run "root checker" from playstore, it will let you know if the device has been rooted. android version should be 2.3.6 and build ends with 141. Sorry, it's been a while since I've run stock ROM.
sir my version is gb si 2.3.4 T_T but when i check the Software update via On-the-air-Firware no update available. T_T
sorry i've so many question

[Q] how to install ICS old bootloader

Hello to everybody.
First of all I need to tell that this is my first post in this huge community, so as you could understand I am so totally noob, besides I am from Latin America so excuse me for my bad english.
I have a S3 I9300 (bought on december 2012) and I am feeling worry about the sudden death issue, according with what I've read one of the possible causes of this issue might be the bootloader of the jelly bean, so they recommend to install old bootloader the one which came with the ICS 4.0.4, but doing this may brick my device.
So my question is does worth the risk to install this old bootloader? another thing is that I have the red exclamation mark when the phone is booting (I am currently using Sotmax v12 rom with Yank555 2.8f kernel).
And in case the answer is yes do someone has tutorials or video of how this should be done?
Thanks in advance for your help
See the post how to flash old bootloader right next to this post .
Question = Q&A please .
jje
JJEgan said:
See the post how to flash old bootloader right next to this post .
Question = Q&A please .
jje
Click to expand...
Click to collapse
Thank you for your response, I've read the thread you suggest and I still do not understand some aspects like:
1.- Do I need to be on 4.0.4 Stock to flash the bootloader?
2.- In order to flash the bootloader just need to place the ICS old bootloader XXALEF provided in the thread in the bootloader section in Odin 3? or is needed to do another procedure first? do I lost root?
I am sorry to bother you, but I want to be sure about what I am going to do before try to do it.
Thanks
I think do what you see in the other thread.
The trick is look for a country that has not gotten uodated to JB 4.1.2. Stuck at 4.1.1. DL the last 4.04 (ICS) of that country. Flash it via Odin. Then upon first boot (dont root in the mean time) let it update to 4.1.1 via the phone's OTA Software Update. This is the key part when a JB 4.1.1 Bootloader will be installed that will break the XXELLA bootloader's protection.
After that OTA update is finished (285 MB file) then you can flash that XXALEF ICS Bootloader through PC Odin.
Then do root or wahteva you want.
This is described in Dr Love's thread. I'd done this way.
Another way is this one.
thekoRngear said:
I think do what you see in the other thread.
The trick is look for a country that has not gotten uodated to JB 4.1.2. Stuck at 4.1.1. DL the last 4.04 (ICS) of that country. Flash it via Odin. Then upon first boot (dont root in the mean time) let it update to 4.1.1 via the phone's OTA Software Update. This is the key part when a JB 4.1.1 Bootloader will be installed that will break the XXELLA bootloader's protection.
After that OTA update is finished (285 MB file) then you can flash that XXALEF ICS Bootloader through PC Odin.
Then do root or wahteva you want.
This is described in Dr Love's thread. I'd done this way.
Another way is this one.
Click to expand...
Click to collapse
Thank you so much for your response. I will try the second method and see what happens.
Sorry for my persistence.
Now I understand almost every step on the procedure to downgrade the old bootloader, but one still question still remains do I need to be on 4.0.4 stock to downgrade or it does not matter what firmware I am using?
Thanks for your help

[Q] my phone wants to do a samsung update .. will i loose my root if i allow this

Hi all .. im in the UK i have an unlocked GS2 that is rooted i am on the vodafone network. i keep getting a software update available . i know this to be from Samsung . if i allow this will i loose my root ? i am currently have ICS 4.0.4 any idea what the upgrade might be ? i am running stock firmware but with a siyah kernel
strommy1966 said:
Hi all .. im in the UK i have an unlocked GS2 that is rooted i am on the vodafone network. i keep getting a software update available . i know this to be from Samsung . if i allow this will i loose my root ? i am currently have ICS 4.0.4 any idea what the upgrade might be ? i am running stock firmware but with a siyah kernel
Click to expand...
Click to collapse
AFAIK the software update from samsung is for Jellybean v4.1.2.
Any OTA update will unroot ur phone for sure
PS- and do keep in mind not to create multiple threads for each of ur issue, rather update the same thread

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