Best root method on GT-I9100 ICS 4.0.3 - Galaxy S II Q&A, Help & Troubleshooting

Hello,
I recently switched from HTC Incredible S to the widespread Samsung Galaxy S2. I am very happy with it but I can't wait to flash custom ROMs. Now I have looked for the best root method and I got confused among the plenty of methods available...I opened this thread to understand wich is the best root method (and if it is possible than to unroot in case I would send phone back to samsung for support).
My I-9100 has a stock ICS 4.0.3, baseband I9100XXLPX, kernel version 3.0.15-I9100XWLPF-CL592261 and build number IML74K.XWLPF.
thanks

ledzgio said:
Hello,
I recently switched from HTC Incredible S to the widespread Samsung Galaxy S2. I am very happy with it but I can't wait to flash custom ROMs. Now I have looked for the best root method and I got confused among the plenty of methods available...I opened this thread to understand wich is the best root method (and if it is possible than to unroot in case I would send phone back to samsung for support).
My I-9100 has a stock ICS 4.0.3, baseband I9100XXLPX, kernel version 3.0.15-I9100XWLPF-CL592261 and build number IML74K.XWLPF.
thanks
Click to expand...
Click to collapse
Hey,
just a few steps [FULL GUIDE - by me]:
=> Root and Backup
1) Download Odin (http://androidfirmwares.net/Tools)
2) Download root kernel (http://forum.xda-developers.com/showthread.php?t=1103399)
-- just scroll down and search for ur version (settings>about phone>basis version)
3) Flash it via Odin
-- Extract .zip
-- load the root kernel in Odin (as PDA)
-- Put SGSII in download mode (Vol-, Home and Powerbutton)
-- Press "Start"
4) Phone should reboot by itself
5) Turn it off, then start phone in recovery mode (Vol+, Home and Powerbutton)
6) Check if u have enough space for backup on sd card (to be sure: 2GB)
7) Go to:
-- Backup and restore
-- Backup to internal sd card (for sure u can choose external if have and want it there)
-- confirm it and then let do the phone the backup (can take a while [5-20 min])
U r done with Backup!!!
=> Now start the process for flash Rom.
1) Download Rom
2) Put it on internal sd card
3) Go into recovery mode (see above)
4) DO A FULL WIPE!! (U won't loose ur backup on sd card [but u can copy it to PC, too, if u want])
-- wipe data/ factory reset
-- wipe cahe partition
-- advanced > wipe dalvik cache
-- mount and storage > format data/system/cache
5) Then flash Rom via recovery
-- install .zip from sd card > choose .zip from sd card
-- Select the downloaded Custom Rom and flash it
6) Reboot and u r done!
Have fun!
CHEERS

Hannibal226 said:
Hey,
just a few steps [FULL GUIDE - by me]:
=> Root and Backup
1) Download Odin (http://androidfirmwares.net/Tools)
2) Download root kernel (http://forum.xda-developers.com/showthread.php?t=1103399)
-- just scroll down and search for ur version (settings>about phone>basis version)
3) Flash it via Odin
-- Extract .zip
-- load the root kernel in Odin (as PDA)
-- Put SGSII in download mode (Vol-, Home and Powerbutton)
-- Press "Start"
4) Phone should reboot by itself
5) Turn it off, then start phone in recovery mode (Vol+, Home and Powerbutton)
6) Check if u have enough space for backup on sd card (to be sure: 2GB)
7) Go to:
-- Backup and restore
-- Backup to internal sd card (for sure u can choose external if have and want it there)
-- confirm it and then let do the phone the backup (can take a while [5-20 min])
U r done with Backup!!!
=> Now start the process for flash Rom.
1) Download Rom
2) Put it on internal sd card
3) Go into recovery mode (see above)
4) DO A FULL WIPE!! (U won't loose ur backup on sd card [but u can copy it to PC, too, if u want])
-- wipe data/ factory reset
-- wipe cahe partition
-- advanced > wipe dalvik cache
-- mount and storage > format data/system/cache
5) Then flash Rom via recovery
-- install .zip from sd card > choose .zip from sd card
-- Select the downloaded Custom Rom and flash it
6) Reboot and u r done!
Have fun!
CHEERS
Click to expand...
Click to collapse
What if I have to send back to samsung for any problem? how can I unroot?
Thank you very much!!

Simply flash stock firmware back on to your phone to automatically unroot. To reset the flash counter however, use triangle away and then another app
Sent from my GT-I9100 using xda app-developers app

ramnex said:
Simply flash stock firmware back on to your phone to automatically unroot. To reset the flash counter however, use triangle away and then another app
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
Triangle away require root, so I should us it before flashing stock firmware rigtht? after this unroot procedure, my warranty will be valid again for repair?

ledzgio said:
Triangle away require root, so I should us it before flashing stock firmware rigtht? after this unroot procedure, my warranty will be valid again for repair?
Click to expand...
Click to collapse
yes, it requires root and after that u can flash a stock firmware to unroot for warranty to be valid for u

Much easy way to root which doesn't give any ****ty triangles or change any firmwares etc. Search the boards its uses CWM. You effectively load up the recovery console then from there load the cwm recovery then root. Other than superuser and su settings etc nothing is installed cause you only load the cwm recovery and not overwrite the existing.

Emexrulsier said:
Much easy way to root which doesn't give any ****ty triangles or change any firmwares etc. Search the boards its uses CWM. You effectively load up the recovery console then from there load the cwm recovery then root. Other than superuser and su settings etc nothing is installed cause you only load the cwm recovery and not overwrite the existing.
Click to expand...
Click to collapse
It seems a better method but it is safe? what problems may I have during and after?

There are rarely any problems with this method, Infact you may even be able to do it from your phone via stock recovery
Sent from my GT-I9100 using xda app-developers app

ramnex said:
There are rarely any problems with this method, Infact you may even be able to do it from your phone via stock recovery
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
Ok thanks. Installed CWM with the method you talk about is temporary right? it goes away after each reboot, correct? if then I flash a new kernel, does the counter will be incremented?
thanks

ledzgio said:
Ok thanks. Installed CWM with the method you talk about is temporary right? it goes away after each reboot, correct? if then I flash a new kernel, does the counter will be incremented?
thanks
Click to expand...
Click to collapse
yes, its Temporary CWM for u and goes away after reboot.If u flash a new kernel using the temporary CWM ur counter doesnt get incremented, it does so only if u flash it using 'ODIN' on ur PC

Related

[Q] Rooted galaxy tab 10.1 & touchwiz update

My GT 10.1 is rooted but how do I update it to touchwiz? would the update harm my tablet?can someone pls tell me how to get the touchwiz update on a rooted galaxy tab 10.1 without breaking it, thank you
Would like to know as well. Seems like noone knows the answer..
Sent from my ADR6350 using XDA Premium App
do you have clockwork recovery installed?
use that to flash the new docrambone rom in the dev forum
krbernier said:
do you have clockwork recovery installed?
use that to flash the new docrambone rom in the dev forum
Click to expand...
Click to collapse
thanks, but can you please list out the steps, just don't want to brick my tablet and i'm sure there's a lot of peeps here that would like to know how to complete this update, be our HERO please and thanks.
gtabby said:
thanks, but can you please list out the steps, just don't want to brick my tablet and i'm sure there's a lot of peeps here that would like to know how to complete this update, be our HERO please and thanks.
Click to expand...
Click to collapse
Download the rooted stock or deodex version, copy to root of ur tab. Open rom manager, select install rom. After that it's pretty much self explanatory.
Sent from my GT-I9000 using XDA Premium App
go read this: http://forum.xda-developers.com/showthread.php?t=1171089
follow the steps to install clockwork recovery
then use it to install this rom http://forum.xda-developers.com/showthread.php?t=1198921
krbernier said:
go read this: http://forum.xda-developers.com/showthread.php?t=1171089
follow the steps to install clockwork recovery
then use it to install this rom http://forum.xda-developers.com/showthread.php?t=1198921
Click to expand...
Click to collapse
thanks.. i'll read up and try it out..
i assume since it is rooted that you already have clockwork recovery installed.
hold power and vol down to boot into recovery
select wipe cache/factory restore
select install from zip
select the rom i showed you
reboot!
you must put the rom in the root of your tab first
use androzip to move it there
krbernier said:
i assume since it is rooted that you already have clockwork recovery installed.
hold power and vol down to boot into recovery
select wipe cache/factory restore
select install from zip
select the rom i showed you
reboot!
you must put the rom in the root of your tab first
use androzip to move it there
Click to expand...
Click to collapse
sorry but still a newbie here and i might get annoying to some peeps here but just very cautious on how this would work. so i'm going to ask question
factory restore - does this mean i'm going a clean up and unrooting my device? from the steps above? is the end product going to have the touchwiz update or is this the touchwiz update with a email sync problem? where does the touchwiz update happen? i didn't see that step above?
lastly.. is there a video i watch to see this in action.
galaxytabhacks.com is a bit slow on updating their video's on how to update a rooted GT 10.1 with touchwiz update...
thank you all for the current post and i'm sure that there are many users here that will appreciate this information.. (for all you do please post and cheer on the peeps that helped us out).
how did you root your device?
if you follow those directions you will have the latest tw rom rooted
krbernier said:
how did you root your device?
Click to expand...
Click to collapse
i followed the steps (video) from site link galaxytabhacks.com/galaxy-tab-10-1-hacks/how-to-root-galaxy-tab-10-1-the-easy-way
basically follow those same steps.
boot into clockwork recovery
make a backup
do a wipe/factory reset
install zip from sdcard
select the docrambone rom i linked
install
reboot
you are now on the latest tw rom with root...easy!
krbernier said:
basically follow those same steps.
boot into clockwork recovery
make a backup
do a wipe/factory reset
install zip from sdcard
select the docrambone rom i linked
install
reboot
you are now on the latest tw rom with root...easy!
Click to expand...
Click to collapse
almost confident
ok.. so go to clockwork recovery - i know how with that two options (icons by pressing those buttons)
make a backup - don't know how?
factory reset - i'll read up
install zip from sdcard - done it before
install - if i find it i'll select install
reboot - hopefully
so how does the backup work - any steps.. where can i find that option. thanks again for all these information..
in the main clockword recovery menu select back up and restore ...select backup
these are all in the main menu of cwr... dont worry about the wipe/factory restore just select it and do it.....make sure you put the new rom in the root of your tab first. just like you did with the root.zip when you rooted
put the new rom zip in your tab
boot into cwr
make a back up
do a wipe/factory restore
select install from zip
select choose zip
select the rom zip you downloaded and put in the root of your tab
install
reboot
this is from the first link i gave you
Here is the clockwork mod menu
- Reboot system now (self explanatory )
- Apply update from SDcard. (when you connect your device to your computer it will show up as tablet. The SDcard that cwm refers to is simply your device storage. Always make sure to copy install.zips to the root directory of your tablet storage.) You use this when applying an update for a specific ROM if that is what the ROM developer says.
- Wipe Data/ Factory Reset You should always do this before you install a new ROM or if you are having minor issues with your device.
- Wipe cache partition Think of this as the lite version of whats above . If you do above though it doesn't hurt to do this too.
- Install zip from SDcard Use this to install new ROMs.
- Back up and Restore
- Mounts and Storage use this to connect your device to your computer when in recovery mode. It is also possible to transfer files to your device while in this mode.
- Advanced What you are interested in here is something called dalvik cache, you want to wipe this too before installing any new ROM
- Power off
this is the main menu of clockwork recovery
backupand restore...wipedata/factory reset...install zip reboot are all on this menu
krbernier said:
this is from the first link i gave you
Here is the clockwork mod menu
- Reboot system now (self explanatory )
- Apply update from SDcard. (when you connect your device to your computer it will show up as tablet. The SDcard that cwm refers to is simply your device storage. Always make sure to copy install.zips to the root directory of your tablet storage.) You use this when applying an update for a specific ROM if that is what the ROM developer says.
- Wipe Data/ Factory Reset You should always do this before you install a new ROM or if you are having minor issues with your device.
- Wipe cache partition Think of this as the lite version of whats above . If you do above though it doesn't hurt to do this too.
- Install zip from SDcard Use this to install new ROMs.
- Back up and Restore
- Mounts and Storage use this to connect your device to your computer when in recovery mode. It is also possible to transfer files to your device while in this mode.
- Advanced What you are interested in here is something called dalvik cache, you want to wipe this too before installing any new ROM
- Power off
this is the main menu of clockwork recovery
backupand restore...wipedata/factory reset...install zip reboot are all on this menu
Click to expand...
Click to collapse
ok.. almost ready.. can never be ready with these stuff but will try will all these information.. thanks.. you are a HERO for many of us this weekend.. i'll send an update tonight during and after the process .. hopefully if i encounter a problem i can still depend on your knowledge.. thank you.
Need some help as well.
My io tab went into that infinity loop so I flash it by fast boot, but then accidentally rooted it? i guess, as I see the superuser icon.
How do I get it back to stock. I have no backup with it at all....and don't know what is happening.
I just want a normal machine that can update to touchwiz officially. thanks
krbernier, thanks for the help!

So I Rooted, How do I flash a rom?

Hi, I just rooted my SGS2, and now I want to flash MIUI Rom. I have a couple of questions.
1. Do I NEED a micro SD card to do this.
2. Is is safe to download Rom Manager and flash Clockwork mod?
Search is your friend.
you could have just answered my question.
Anyone just want to verify if it's safe for me to flash CWM from Rom Manager app?
I happen to be on KH3 if that matters. (flashed KH3 before rooting) used DooMLorDs script to root.
1. no, you copy the rom to the phones internal memory
2. no, flash a cf-root kernel
peachpuff said:
1. no, you copy the rom to the phones internal memory
2. no, flash a cf-root kernel
Click to expand...
Click to collapse
If I've already rooted using DoomLords exploit is is okay to flash Cf-Root over that?
Also, how come every bit of research says that I can't flash a rom from internal storage - but you say I can? Don't I have to Wipe Data/etc? Wouldn't that delete anything on the internal storage.
You can use your usb internal storage to flash a rom.
Also, note that cf-root recovery is not the original cwm recovery. It's modified.
You can flash any other kernel with cwm recovery if you want. (codeworkx/siyah/ninphetamine/speedmod, etc)
And, ROM manager flashing cwm is actually fake. Our GS2 can get cwm recovery only by flashing a kernel that has cwm.
Ryne said:
If I've already rooted using DoomLords exploit is is okay to flash Cf-Root over that?
Click to expand...
Click to collapse
Yes
Also, how come every bit of research says that I can't flash a rom from internal storage - but you say I can? Don't I have to Wipe Data/etc? Wouldn't that delete anything on the internal storage.
Click to expand...
Click to collapse
The 16gb's of memory on the phone is basically split into two parts, around 3gb's or so is used/available for the os while the rest 12gb is available to you to do as you wish, that's where you're copying the files to.
If you do a wipe from cwm it only deletes the files from the 3gb section while leaving the 12gb portion intact.
If you install titanium backup you'll see this info at the bottom in the overview section, you'll see the system rom/internal/sdcard partitions.
Okay let's do this!
You said you had a rooted device, so here's all the steps:
1. FLASH A KERNEL THAT IS CAPABLE OF HAVING A CWM RECOVERY, e.g. Ninphetamine
2. Go to Market and download ROM manager
3. Launch ROM manager and then click Flash Recovery, I suggest twice just in case
4. From this website, download MIUI for your device: http://miuiandroid.com/roms/miui-development-roms/
5. After you finish downloading, make sure you have your device in Debugging mode in Settings -> Applications -> Development -> Debugging Mode, plug your device in, and drag down the notification bar, click on the USB popup, and click Connect.
6. Drag the file into the internal SD card (should have files and folders like update.zip, gameloft, android, etc), then unplug the device.
7. Power down the device and then use the button combo: Power + Vol Up + Home to enter recovery, if it fails to enter CWM Recovery, power down and try again.
8. Click Wipe Data, Wipe Cache and Wipe Dalvik Cache (this is in Advanced) after that, click on the power button to go back a menu
8. Click Install .zip from sdcard and then navigate to the .zip file you placed in your internal sdcard
9. I suggest installing it twice just to be sure.
Hope this helps
If you haven't rooted, just use odin to flash a rooted kernel (like cf-root, ninphetamine, Siyahkernel, speedmod, etc). Most of them come with cwm, where you can flash any other rooted kernel as you desire (in recovery mode or through the CWM app).
If you've already rooted but the kernel you root your phone with doesn't come with cwm, do the same as above.
ROM manager doesn't work with most of the kernels (ie. Read the cf-root kernel thread). But you can download the CWM app - search (works on cyanogenmod though). Most custom rom will come with it. What it does is to allow you to boot into cwm recovery mode to flash things.
It's all safe. Should anything go wrong, just boot into download mode and follow the first step again.
The "root" is actually part of a kernel hence "rooted kernel". So when people say you won't lose your root when you flash other roms/kernels is because you essentially flash another rooted kernel over your already-rooted kernel.
CWM recovery mode comes with most kernels. This is why when you flash different kernels you'll get the different cwm recovery version that comes with the different kernels.
Sent from my GT-I9100 using Tapatalk
Thanks for the replies. I flashed CF-Root, and got MIUI running great. Thanks guys!

[RECOVERY][18.06.2012] ClockWorkMod Recovery 5.5.0.4 - "v1.5"

I am no longer supporting this version of CF-Root. I have personally moved away from permanent custom recoveries. I will still be providing roots by way of CF-Auto-Root (click). The downloads in this thread will remain available, I just won't be updating them.
.
.
.
.
.
If you just want to get your device rooted ASAP, see this thread instead: CF-Root. It includes this recovery in it's installation, and automatically installs root. This thread is for the recovery only.
Check your device model ! Settings -> About device -> Model number. This stuff is made for the GT-I9300 and GT-I9300T, if your model number has a suffix, it may not work, or if it is a totally different model, it will not work (may even brick) !
Not compatible with ROM Manager ! Use the CWM Manager provided instead.
Here's my port of CWM 5.5.0.4 to the SGS3. There's a second version number in the thread title, as I think there will be multiple versions.
As is the case with every SGS release (it happened with the SGS1 and the SGS2, and now again with the SGS3), CWM source isn't built to correctly deal with our setup (internal storage vs sdcard). I had to make a number of changes to the source to get it working correctly. From my tests, it all seems to work, but it's quite possible I missed something (report issues).
(I have tested backup/restore to both internal and external storage, wipes, installing zips from both internal and external, etc, all works as I expect it to)
Aside from the base fixes, there is currently nothing fancy about this build of CWM. I'm not sure if the SGS3 suffers from the brick bug (that SGS2 and Note have), but I patched out the relevant code to be sure (I think). Backups are rather big, system alone is about a GB.
I'll do more some other day!
Instructions - Short
Extract the attached CF-SGS3-CWM-vX.X-vY.Y zip file, to get the tar file you can flash in Odin as PDA.
Instructions - Long
- Follow these instructions to the letter. Do not touch any buttons or checkboxes that are not listed below to touch!
- Unzip the attached Odin3-vX.X.zip file
- Unzip the attached CF-SGS3-CWM-vX.X-vY.Y.zip file
- If you end up with a recovery.img file, you've extracted twice. You need to end up with a .tar file - don't extract that one
- (USB) Disconnect your phone from your computer
- Start Odin3-vX.X.exe
- Click the PDA button, and select CF-SGS3-CWM-vX.X-vY.Y.tar
- Put your phone in download mode (turn off phone, then hold volume-down + home + power to boot - if it asks you to press a button to continue, press the listed button)
- (USB) Connect the phone to your computer
- Make sure Repartition is NOT checked
- Click the Start button
- Wait for the phone to reboot
- Done (if it took you more than 30 seconds, you need practise!)
New to Samsung? Unfamiliar with Odin? Think all the above is a hassle? Get used to it. It's very simple, and us Samsung folk use Odin (or Mobile ODIN ) for everything! It's so very very convenient once you get used to it.
Navigation
In recovery, use the volume buttons to move up/down, power or home button to select, and back to go back.
Manually rooting
Note: if you're just flashing CWM to root, it is easiest to follow this thread instead: CF-Root. It includes this recovery in it's installation, and automatically installs root.
Applying root once you have this recovery installed is easy.
- Go to the SuperSU thread and download the CWM-SuperSU-...zip file attached to the first post
- Put the zip file on your sdcard (either internal storage or external sdcard will do)
- Put your phone in recovery mode (turn off phone, then hold volume-up + home + power to boot - release power after one second) - Alternatively, use the "adb reboot recovery" command
- Select "install zip from sdcard"
- Select "choose zip from sdcard" or "choose zip from internal sdcard" (depending on where you put the zip)
- Select the CWM-SuperSU-...zip file
- Done !
Root in ADB
If you root through recovery and are not running a custom kernel, chances are that ADB does not have root when Android is booted. You can enable root in ADB even on stock kernels by using the adbd Insecure app. This does require the device to be rooted!
When flashing a new firmware ...
... you probably want to keep recovery. Most stock firmwares include the stock recovery, so if you flash those with Odin this recovery will be overwritten. Alternatively, if you are using Mobile ODIN to flash, first open the firmware files you want to flash using the "Open file ..." entry (sometimes several times), then select the "Recovery" entry and press the "Clear" button in the popup. This way, recovery will not be overwritten.
CWM Manager
Also attached is CWM Manager, a tool I wrote to manage my CWM kernels and recoveries. Download the APK to your device and open it to install. You may need to go to Settings -> Security -> Device Administration first and enable Unknown sources.
Note that v1.1 or newer of my CWM build is required to use CWM Manager.
Flash counter
To reset the flash counter to 0, see the Triangle Away thread.
OTA's
Since v1.5, flashing OTA updates is supported directly using this recovery. You should however be aware that said OTA will most likely re-install stock recovery and remove this one. Furthermore, it may keep doing so every time you boot. CF-Root v6.3 (and newer) will try to disable this, it is advised you flash that. Just reflashing this CWM recovery will likely not help.
Downloads
CF-SGS3-CWM-v5.5-v1.5.zip
CWMManager-SGS3-v3.60.apk
Thank you!!!!!
edit: Backups are about 2GB (!!!)
works great for me on my brothers sgs III
hoping to get one soon as my one X CPU melted, and i got an offer to buy cheap from a fellow XDA member
Thanks OP. Do we flash this via CWM?
winwiz said:
Thanks OP. Do we flash this via CWM?
Click to expand...
Click to collapse
Odin... in PDA.
Great work as always!
winwiz said:
Thanks OP. Do we flash this via CWM?
Click to expand...
Click to collapse
why quote the first post?
never understood that...
Intratech said:
Odin... in PDA.
Click to expand...
Click to collapse
Brilliant thanks
recognises the internal memory fine now
attempting a CWM backup...failed on the previous version. Will let you know how I get on
Update; Backup works fine! Many thanks chainfire
Great work, about to flash
Unboxed my SGSIII 2 hours ago, great phone. Now rooted & CMW even better! Thanks
Thank you.
After flashing this cwm when connecting to usb external sd card is lost.
Thanks!
Skickat från min GT-I9300 via Tapatalk 2
lapje said:
After flashing this cwm when connecting to usb external sd card is lost.
Click to expand...
Click to collapse
what do you mean with "lost"? it works great here..
edit: the "thanks" was a mistake..
Works perfect, thank you
lapje said:
After flashing this cwm when connecting to usb external sd card is lost.
Click to expand...
Click to collapse
Can you explain that in more detail ?
Chainfire said:
Can you explain that in more detail ?
Click to expand...
Click to collapse
there is no problem, he's done something wrong
Great work, works perfect
Chainfire said:
Can you explain that in more detail ?
Click to expand...
Click to collapse
After I flashed cwm with odin after reboot in Windows explorer I saw only the internal sd card of the phone itself. External sd card was not there. But now after rebooting the phone and connecting usb again it is all fine.
Sorry.... for the inconvenience.
---------- Post added at 10:09 PM ---------- Previous post was at 10:08 PM ----------
[email protected] said:
what do you mean with "lost"? it works great here..
edit: the "thanks" was a mistake..
Click to expand...
Click to collapse
My thanks was also a mistake!!!!!
Thanks a lot Chainfire.
Recovery installed successfully.
But when I run ROM Manager, it says that I don't have any CWM installed. For example, if I choose the option "Copy current ROM", it issues the following message: "You must have ClockworkMod Recovery installed before continuing!. Install the recovery through ROM Manager first."

Can I use this to root? My first time.

This will be my first time to root, all I know is you use odin and when you root you can do alot more things with you device, such as overclocking and having custom ROMS. Im worried I will damage my phone/brick it, im already running XXELL4 unbranded 4.1.2.
This website shows how to root with the same firmware as I have, would I be okay if I follow this? android.gs/update-galaxy-s3-official-jelly-bean-4-1-2-xxell4-premium-suite/
To root use the chain fire method, boot into download mode, and flash through your pc. You are rooted and have custom recovery installed.
Nothing is wiped
Device won't brick as long as you flash the correct files
Your device won't be upgraded in terms of ROM, modem etc
You can now follow the guide on the website.
Helps?
Before rooting I recommend backing up your media to PC, syncing contacts with Google if they're not on sim card.
When rooted make a nan droid and have a copy on PC/extSD just in case.
Sent from my GT-I9300
Yeah all I want to do is root and overclock, im not really bothered about custom roms and that
Use chainfires root method. http://forum.xda-developers.com/showthread.php?t=1695238
Breakdown:
-Install Odin
-Boot device into download mode (hold vol down+home+power) and proceed (volume up)
-USB to PC
-Open Odin, if [COM:13] for example shows your device is visible, if not install Kies from Samsung for drivers and reboot pc
- check Auto Reboot and F reset time !ONLY!
-click PDA and select the CF-Root file (.tar extension after extracting .zip)
-start
-7 seconds later 'PASS' you are rooted, recovery installed
-Safe to remove USB now
For overclocking rights:
-Boot phone like normal paste a kernel zip that supports overclocking I.e siyah kernel v1.8.6 (Google for Gokhan's site)
-Boot into recovery volume up+home+power
-Install zip > select the zip location. Done. Reboot
-Install app (ie SetCPU, Nofrills) which allows over clocking. Remember to grant root access.
Safe over clock up to 1.6/1.7ghz.
Sent from my GT-I9300
Okay cool thanks mate, so when I follow the overclocking method do I use odin to install this kernal? Because im not sure what a kernal is and how id put it on my phone?
Mate is this method the same as what you said?
genius-tips.com/how-to-root-xxell4-android-4-1-2-on-galaxy-s3-i9300/
AndroidS3 said:
Okay cool thanks mate, so when I follow the overclocking method do I use odin to install this kernal? Because im not sure what a kernal is and how id put it on my phone?
Click to expand...
Click to collapse
http://www.gokhanmoral.com/
Download version 1.8.6 onto device
Flash zip through recovery
Sent from my GT-I9300
Ohh so I do it all on my device? Not pc
Yes, zips can be flashed through recovery.
Sent from my GT-I9300
Ohh I see okay mate, because im new to rooting im just worried abour bricking and pretty much destroying the phone

Does anyone know a overclock kernel that will work with I9300XXELLA?

Im rooted on 4.1.2 I9300XXELLA and I want to overclock but I need a kernel, does anyone know what will work? Please post link, this is my first time rooting.
There is only one best kernel for our S3
http://www.gokhanmoral.com/ - look for S3 version.
Okay will this brick or bugger up my phone?
AndroidS3 said:
Okay will this brick or bugger up my phone?
Click to expand...
Click to collapse
The kernel will is safe to use, but when flashing there is always a chance of bricking, just to make sure you get the right one here is the link to the kernel you need.
http://d-h.st/users/siyah/s3
The one that has CWM in the name is a zip file to flash in recovery mode, go to install zip from sd card, then choose zip from sd card and browse to the folder you saved it in and select the zip and scroll to yes then reboot.
The .tar file is to flash in Odin, add the file to PDA, enter download mode and connect the phone to the pc via usb, then click start sit back and your phone will reboot automatically.
Make sure repartition is NOT checked in Odin.
To check the kernel go to settings, about device and check kernel version.
Well I have already rooted in odin so do I just download this kernel on my phone, the go to recovery mode and apply the kernel and thats it? Or have I got to do more than just rooting and aplyimg the kernel?
AndroidS3 said:
Well I have already rooted in odin so do I just download this kernel on my phone, the go to recovery mode and apply the kernel and thats it? Or have I got to do more than just rooting and aplyimg the kernel?
Click to expand...
Click to collapse
Did you root using CF Root or CF auto root? Auto root doesn't use clockworkmod, if you used auto root you will need to use the .tar or flash clockwork mod via rom manager (available in the play store.)
Appart from that just install the kernel.
I used cf auto root in odin, could you write down the steps I will need to go through to apply this kernel so I can overclock, im fairly new to this so I get confused very easily lol
delsus said:
flash clockwork mod via rom manager (available in the play store.)
Click to expand...
Click to collapse
Does it increase binary counter ?
Could you explain it step by step?
@thekoRngear how did you install the kernel? Did you root with cf auto?
AndroidS3 said:
Could you explain it step by step?
Click to expand...
Click to collapse
Through CWM, this will not increase your binary counter however in the latest bootloader booting to custom recover sets it to 1.
Download the .zip file and save it to your internal sd card (less chance of failure)
Download rom manager from the play store
Open rom manager and select "flash clockworkmod recovery"
Confirm your phone model
Follow any other on screen instructions
Then when it's flashed switch your phone off
Hold Vol up, home and power button to boot to recovery
Select install zip from sd card
Select choose zip from sd (something similar)
Select the zip file, then scroll to "yes"
Wait for it to flash and reboot
Through Odin (this will increase your binary counter.)
Download the .tar version
Open Odin
Click the PDA button
Select the .tar file you downloaded
Put your phone in download mode (Vol down, home and power)
Connect your phone to your PC
Ensure repartition is NOT selected
Click start and wait for the phone to reboot
Then check the kernel version in settings, about device.
AndroidS3 said:
@thekoRngear how did you install the kernel? Did you root with cf auto?
Click to expand...
Click to collapse
Read everything about the kernel:
http://forum.xda-developers.com/showthread.php?p=27385837
Verzonden door mijn GT-I9300 met xda premium
Do I have to do both of these or just one?
Sorry I post so much, as its my first time rooting im just worried about messing up my phone, so I have rooted my 4.1.2 and to apply this kernel is it best to do it through mobile odin, pc odin or through recovery on my phone?
Another question is that when you say internal sd, is that the normal memory inside the phone or a micro sd card?
I downloaded the CWM Zip file and flashed via CWM recovery 6.0.2.7 touch.
Internal sd means normal memory inside the phone.
Okay so ive downloaded the siyah 1.8.6 zip, and ive also downloaded rom manager, should I just go straight into rom manager and apply this kernel or is there something else I have to do?
Also what is a binary and flash count.
Im new to this so im learning
Also where it says 'flash clockworkmod recovery' I have to have clockworkmod installed, how do I know if I have it or not?
AndroidS3 said:
Also where it says 'flash clockworkmod recovery' I have to have clockworkmod installed, how do I know if I have it or not?
Click to expand...
Click to collapse
You don't need clockworkmod intalled to flash it, just tap flash clockworkmod and it should flash it.
Then boot to recovery to install the siyah zip file.
The flash counter (or binary counter) is a value in the bootloader that changes whenever something unofficial is flashed through Odin whether it's root, rom, recovery, kernel anything. Samsung have used it for awhile to stop people who have used custom firmware just flashing a stock rom then getting a warranty service, There are however ways to reset the flash counter to claim a warranty service if needed.
Okay I will give this a go thank you, when I downloaded the siyah im not sure where it would have went to, where would be the normal place it would have downloaded to?
AndroidS3 said:
Okay I will give this a go thank you, when I downloaded the siyah im not sure where it would have went to, where would be the normal place it would have downloaded to?
Click to expand...
Click to collapse
If you downloaded it on your phone's browser it will be in /sdcard/Download, if you downloaded it on a PC browser it will either have gone where you put it, or into user\Downloads.

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