[Q] Root and data loss - Galaxy S III Q&A, Help & Troubleshooting

Hello everybody,
I am sorry to bother you with a probably simple question. However, I could not find an answer on any of the forums.
I am using a I9300 for almost a year now. My plan is to install a custom ROM.
The brief question is, if I root the phone, do I loose any data?
Do/can I do a nandroid back up of my phone before I root it?
I have a the files and instructions to root/backup/install custom ROM. Just have this question before I start installing.
Thanks so much,
Y.

yeongchoi said:
Hello everybody,
I am sorry to bother you with a probably simple question. However, I could not find an answer on any of the forums.
I am using a I9300 for almost a year now. My plan is to install a custom ROM.
The brief question is, if I root the phone, do I loose any data?
Do/can I do a nandroid back up of my phone before I root it?
I have a the files and instructions to root/backup/install custom ROM. Just have this question before I start installing.
Thanks so much,
Y.
Click to expand...
Click to collapse
No you will not loose data, nandroid is only possible after root, what you should do.
Sent from my GT-I9300 using xda app-developers app

[READ THlS FlRST] POST QUESTIONS IN THE Q&A SECTION AND NOT HERE!!!!

Thread closed, please post in the correct sections.

Related

Root a T-Mobile branded Galaxy SII

Root a T-Mobile branded Galaxy SII
Hi guys i've got a question:
Is it possible to root this device? (see screenshot)
And ifso wich guide and files to use?
Member since 2009, 102 posts, yet skipped the stickies and FAQ?
Yes, it's possible, and you've got several choices. Good luck finding them.
I've searched already but did'nt found exactly what to do and i dont want to risk taking the wrong path.
Sent from my GT-I9100 using XDA App
djg269 said:
I've searched already but did'nt found exactly what to do and i dont want to risk taking the wrong path.
Sent from my GT-I9100 using XDA App
Click to expand...
Click to collapse
Seriously, you didn't even need to search. Q&A section. Fifth sticky. (SERIOUSLY. Like 3 inches below the "NEW THREAD" button you used to start this thread)
Roots any i9100 that has 2.3.5 or earlier.
Thnx for the helpful reply's
I think you meant this topic?
[FAQ] [ROOT] Questions about rooting SGS2 via zergRush Exploit
Well i've read it already and been reading a lot about it but i did not asked it if i knew what to use!
Maybe to you it's easy but i can't seem to find the answer that gives me the certain things to do/use.
Hopefully someone will give me the helpful/right answer (as i did in some posts) because when you take the time to reply it might as well be usefull.
djg269 said:
Thnx for the helpful reply's
I think you meant this topic?
[FAQ] [ROOT] Questions about rooting SGS2 via zergRush Exploit
Well i've read it already and been reading a lot about it but i did not asked it if i knew what to use!
Maybe to you it's easy but i can't seem to find the answer that gives me the certain things to do/use.
Hopefully someone will give me the helpful/right answer (as i did in some posts) because when you take the time to reply it might as well be usefull.
Click to expand...
Click to collapse
Read post #4 of that thread. It has a WORKING link to the "[04/Jan][ROOTING/UNROOTING] DooMLoRD's Easy Rooting Toolkit [v4.0](zergRush Exploit)
" thread. (I say working because post #1 has NONworking link to the same page. Thread author didn't link it properly)
If you can't understand this and think it's not helpful, I would suggest you not root your phone. No offense.
Thnx i've got it.
I'm not a noob but there is so much info and it's sometimes difficult to read the correct things because of the language.
You say tmobile sgs2. Tread carefully on what is compatible.
blunted09 said:
You say tmobile sgs2. Tread carefully on what is compatible.
Click to expand...
Click to collapse
I think he's fine. He's in the Netherlands, according to his profile, so T-Mobile Europe, not T-Mobile USA... so he SHOULD have an I9100(and does, going by the screen shot of his "About Phone" screen in post #1), not an SGH-T989.
Im fine indeed
Now trying to find out what the Possibility's are now it's rooted.
FE: now it's possible to flash a custom rom?
What are the essential things i have to do now that it's rooted?
djg269 said:
Im fine indeed
Now trying to find out what the Possibility's are now it's rooted.
FE: now it's possible to flash a custom rom?
What are the essential things i have to do now that it's rooted?
Click to expand...
Click to collapse
You could have flashed a custom ROM withOUT rooting. Indeed, there are several custom ROMs that come already rooted.
EDIT: Sorry, ignore the above sentence. I'm mistaken. You need root. My bad.
Sorry, but in my opinion, you went backwards on this. You rooted for the sake of rooting, then wondered "what can I do now that I have root?", instead of rooting because you needed to do something that required root. But I digress, and I'll get off my soapbox now.
That said, several apps that require root that I like are DroidWall (control what apps can access the internet via 3g and/or wifi), SixAxis Controller (use a ps3 controller on your phone - great for emulators), AdAway (ad blocker), Chainfire 3D (for Tegra only compatible games), Root Explorer (essential for tweaking files in system folders), Startup manager (control what apps are allowed to start when the phone boots), Titanium Backup (backup/restore applications and their data, freeze apps), and SetCPU (undervolt/overclock/change governors/etc).
First of all i rooted for the apps that need rooting like titanium and some other apps.
Second, indeed for flashing because i always thought it was essential. (saw your edit)
Third, i read some things about security issues (dataleaks fe.)and thought i had to root to solve them.
Maybe i'm totally wrong but as i said before there is so much info that its hard to pick the right things out of the topics.
Thanx for your help. Learning more everyday
Sent from my GT-I9100 using XDA App
Already got Absolute System working wich has an adblocker and an a2sd function build in.
Sent from my GT-I9100 using XDA App
djg269 said:
First of all i rooted for the apps that need rooting like titanium and some other apps.
Second, indeed for flashing because i always thought it was essential. (saw your edit)
Third, i read some things about security issues (dataleaks fe.)and thought i had to root to solve them.
Maybe i'm totally wrong but as i said before there is so much info that its hard to pick the right things out of the topics.
Thanx for your help. Learning more everyday
Sent from my GT-I9100 using XDA App
Click to expand...
Click to collapse
No prob. And you said in an earlier post "it's sometimes difficult to read the correct things because of the language". Your language? Your English is probably 10x better than half the people who post on this board.
Here i am again
Little question: Can i flash a custom rom with zergRush Exploit? Or do i need Odin for flashing roms?
djg269 said:
Here i am again
Little question: Can i flash a custom rom with zergRush Exploit? Or do i need Odin for flashing roms?
Click to expand...
Click to collapse
Flashing roms two methods ODIN or CWM and now MOBILE ODIN .
If you want to flash a custom rom you read that roms install instructions no more and no less .
Most but not all custom roms are flashed via CWM
CWM requires root and CWM install .
Root + CWM .
http://forum.xda-developers.com/showthread.php?t=1103399
NEW HERE
http://forum.xda-developers.com/showthread.php?t=1134290
Guide
http://forum.xda-developers.com/showthread.php?t=1125282
jje
OK getting further and further every minute
Now know that with the actual root i can't flash.
Do i need to unroot this root before Root CWM?
So i read this thread http://forum.xda-developers.com/showthread.php?t=1103399 and took Odin.
Now wondering wich CF Root to take.
My kernelversion says: [email protected]#2
Wich kernel i need to take:
this one: CF-Root-SGS2_XW_XEF_KJ2-v4.4-CWM4.zip
or this one: CF-Root-SGS2_XW_XEF_KJ2-v5.0-CWM5.zip
Or am i reading it wrong?
KJ2 might as well take v5 CWM
jje
And what about the unroot part? Do i need to unroot first and then CF-root?
Sent from my GT-I9100 using XDA App
I cant find my original Kernel version for removing the Triangle. Is it possible to find it on my device and move or extract it?

help please

ok well this is my first time trying to put install a custom rom on my phone but i just have a few questions. i have read all the stickies already but just need a little clarification. i havent quite decided on a rom yet but i know i want to try the siyah kernel. Do i install it through mobile odin?? and then do i do the same for the rom on my choosing?? im already rooted. and depending on the rom i choose, do i have to be on a specific firmware like on 2.3.4 or 2.3.6?? do i have to flash using mobile odin or cwm. i dont want to trip the flash counter. and last question i think, how do i get cwm, or is it already in the phone
First, please use more descriptive thread titles so people that actually search can find relevant info. This title is useless.
Second, all you asked about is covered in the FAQ and various stickies. You obviously did not read the one about not tripping the counter or you wouldn't have asked. CWM is included in almost every custom ROM and kernel. Reading would have told you that. I suggest you go back, read and forget flashing until you completely understand what you are doing. We are not here to bail you out of mistakes you make from not reading and understanding.
thats exactly why im asking. before i make a mistake
fcb1 said:
thats exactly why im asking. before i make a mistake
Click to expand...
Click to collapse
Don't ask, read. This is a self-service forum, not the Help Desk. No one in here is paid to give answers, that's why you need to find them for yourself and only ask when it is absolutely necessary. At this point, for you, it isn't as the answers are already here if you take the time to look.
then there wouldnt be a q&a section in the forum.
fcb1 said:
then there wouldnt be a q&a section in the forum.
Click to expand...
Click to collapse
The existence of Q&A does not relieve you of following forum rules, which clearly state not to start new threads without first searching and reading the stickies. This is common understanding for almost all internet forums and something you agreed to when you joined XDA. Q&A is for the rare item not covered in the FAQ or stickies or found by doing a search. Your questions do not qualify.
fcb1 said:
ok well this is my first time trying to put install a custom rom on my phone but i just have a few questions. i have read all the stickies already but just need a little clarification. i havent quite decided on a rom yet but i know i want to try the siyah kernel. Do i install it through mobile odin?? and then do i do the same for the rom on my choosing?? im already rooted. and depending on the rom i choose, do i have to be on a specific firmware like on 2.3.4 or 2.3.6?? do i have to flash using mobile odin or cwm. i dont want to trip the flash counter. and last question i think, how do i get cwm, or is it already in the phone
Click to expand...
Click to collapse
Firstly you probably want a kernel with CWM. Siyah & Entropy both have that. Flash it in Odin (This you will have to look at stickies for) and you will gain root/cwm. Then choose a rom that is safe, I would say anything in the dev section that says 2.3.4-2.3.6. You don't have to match your version to the ROM. With the zip you download, enter CWM mode (look at stickies) and flashing it in there. You will now have whatever kernel they use with that ROM.
Want more info? Look in the stickies
Miami_Son said:
The existence of Q&A does not relieve you of following forum rules, which clearly state not to start new threads without first searching and reading the stickies. This is common understanding for almost all internet forums and something you agreed to when you joined XDA. Q&A is for the rare item not covered in the FAQ or stickies or found by doing a search. Your questions do not qualify.
Click to expand...
Click to collapse
This
Sent from my GT-I9100 using XDA App
I believe this thread has run its course....
As stated.. you can post in boards, but you only should do so AFTER searching/reading existing posts to see if your question is answered. There is no reason to make a whole new thread when there are plenty of guides and stickies out there with great info...

[Q] question

guys, question , my old sgs3 t-mobile gt-i9300 broke bcuz it dropled so bought a new one and this time i have an vodafone gt-i9300, is that bad? am i still able to add custom firmware./roms? thing is i want to oc it abit
http://db.tt/AeTzmMyt
2 things, first youre probably gonna get a telling off for posting in the wrong section, all questions go in the q+a section
2nd yes you will still be able to flash cutom roms etc
Please read forum rules before posting
Questions go In Q&A
Thread moved
Thank you for your cooperation
Friendly Neighborhood Moderator
kennyglass123 said:
Please read forum rules before posting
Questions go In Q&A
Thread moved
Thank you for your cooperation
Friendly Neighborhood Moderator
Click to expand...
Click to collapse
i thought it was in q/a if it wasnt i couldnt set it as question right ?
anyway that aside, now its cleared up , can someone help me gettingthe right stuff to flash custom roms/firm ?, i hope i still can post here since its still a question, if i do it wrong tell me
You'll need to root your phone to be able to flash custom ROMs via Recovery, you can also install kernel such as Perseus or Siyah which allows you to overclock
Incrauze said:
You'll need to root your phone to be able to flash custom ROMs via Recovery, you can also install kernel such as Perseus or Siyah which allows you to overclock
Click to expand...
Click to collapse
yeah that i know and it is the 1st thing i do, i used to be on sybian, easy flashed cfw's but dunno about android
Wesley_NL said:
yeah that i know and it is the 1st thing i do, i used to be on sybian, easy flashed cfw's but dunno about android
Click to expand...
Click to collapse
Start with the \Basics .
http://forum.xda-developers.com/showthread.php?t=1927113
jje
Yip rooting and installing custom recovery is the hardest part once theyre installed flashing roms is easy as pie
Sent from my GT-I9300 using XDA Premium App

[Q] Root and custom roms

This might be the most noobish question of all noob questions but i have to ask since i can not find real information about it somehow. I have been doubting to ask it but will do anyway. So here it goes:
I want to root my telephone and been reading into it. Everywhere i find guides on how to root and flash custom roms. But (here it comes) : Is it needed to install a custom rom or is it possible to just root without installing said custom roms? I just want to take use of for example titanium back up apps.
I would be very greatfull for the answer on this question as it has been bugging me over the last week during my research on the topic.
Friendly greetings from Sweden
Sent from my GT-I9300 using xda app-developers app
Lock down is coming.....
If you haven't been able to find your answers it's mean that you haven't done your research properly.
Yes, you can just root your phone. Custom ROM or Recovery is an addition.
mcwurth said:
This might be the most noobish question of all noob questions but i have to ask since i can not find real information about it somehow. I have been doubting to ask it but will do anyway. So here it goes:
I want to root my telephone and been reading into it. Everywhere i find guides on how to root and flash custom roms. But (here it comes) : Is it needed to install a custom rom or is it possible to just root without installing said custom roms? I just want to take use of for example titanium back up apps.
I would be very greatfull for the answer on this question as it has been bugging me over the last week during my research on the topic.
Friendly greetings from Sweden
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
You can just root without installing a custom rom. Same goes with the custom recovery.
Sent from my GT-I9300 using xda app-developers app
As Cool said above, you can Root and install a custom recovery if you wish, without installing a custom ROM. I Rooted mine within minutes of getting it home, but waited for about 2 weeks before I installed any custom ROMs on it. Sometimes it is better to get the feel first and then take the leap.
Moved to Q&A
Thanks for the answers. It is just all a little much information to understand it all at once. I'm sorry i posted in the wrong section, i thouht i posted right but sausage fingers. Going to give it a go today!
Sent from my GT-I9300 using xda app-developers app

[Q] Can I upgrade from this and keep root?

Sorry to post this here, but I can't post in the Development forum yet. But I went to a custom rom a long time ago and backed up my original stock rom. Could I load that rom and do the upgrade to keep root? I know I'll loose TWRP and all that stuff, but as long as I have root access I'll be happy. Here's a screenshot of all the info on my stock backup. Thanks in advance for your help
johnboy693 said:
Sorry to post this here, but I can't post in the Development forum yet. But I went to a custom rom a long time ago and backed up my original stock rom. Could I load that rom and do the upgrade to keep root? I know I'll loose TWRP and all that stuff, but as long as I have root access I'll be happy. Here's a screenshot of all the info on my stock backup. Thanks in advance for your help
Click to expand...
Click to collapse
Theres a post in the dev section about upgrading and keeping root
Hit thanks if I helped you out. Doing a little bit of reading goes a long way. Sent via tapatalk.
Yeah I was referring to that post. My question isn't how to do it, but if I do that with how my phone is set up, will it brick my phone?
johnboy693 said:
Yeah I was referring to that post. My question isn't how to do it, but if I do that with how my phone is set up, will it brick my phone?
Click to expand...
Click to collapse
If you really want to do this, trade with someone who already has a locked bootloader. Your planning on wasting a mdk phone that a lot of people would kill for.
Sent from my BNTV250A using xda app-developers app

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