CF Root or No CF Root? - Galaxy S II Q&A, Help & Troubleshooting

Hi Guys,
This maybe a noob question but I want to understand something. What is the difference between CF root and the other root method (i.e. flashing an insecure kernel and then using Superoneclick and then flashing back a secure kernel). I have never rooted my phone before. I read that CF root is not compatible with ROM manager. Is it bad?
Can someone please explain the difference to a learner

here read the first two lines
http://forum.xda-developers.com/showthread.php?t=1103399

Yathi said:
Hi Guys,
This maybe a noob question but I want to understand something. What is the difference between CF root and the other root method (i.e. flashing an insecure kernel and then using Superoneclick and then flashing back a secure kernel). I have never rooted my phone before. I read that CF root is not compatible with ROM manager. Is it bad?
Can someone please explain the difference to a learner
Click to expand...
Click to collapse
CF root is easy, you just flash the kernel and you are done.
The advantage over the other root methods is that you get CWM recovery as well.
The disadvantage is that its harder to get rid of the yellow triangle (if you care about that sort of thing), easiest method is a USB jib.
CF root comes with its own app that does most of the things rom manager does, so thats not here nor there, just dont use rom manager with it.
I would just go with cf-root, its quick and its easy.

CF-root => KI9 kernel version
Hello everybody,
I updated my firmware version trough Kies today, from KF3 to KI9.
As I wanted to root my S2 in order to install MIUI, i searched for the KI9 kernel at Chainfire's thread, but didn't find the corresponding file.
I searched the forum and came up with this :
http://forum.xda-developers.com/showthread.php?t=1075278&page=708
Unfortunately I can not reply on an developers section of the forum, so i thought this was the best place to ask it:
Which kernel should I use in order to correctly root my phone ?
Many thanks
EDIT: Question already answered is other thread. Thx anyway

veyka said:
CF root is easy, you just flash the kernel and you are done.
The advantage over the other root methods is that you get CWM recovery as well.
The disadvantage is that its harder to get rid of the yellow triangle (if you care about that sort of thing), easiest method is a USB jib.
CF root comes with its own app that does most of the things rom manager does, so thats not here nor there, just dont use rom manager with it.
I would just go with cf-root, its quick and its easy.
Click to expand...
Click to collapse
so if i wanted to get rid of the yellow triangle, whats the best way to root? or if i flash a custom kernel would it go away?

dmo580 said:
so if i wanted to get rid of the yellow triangle, whats the best way to root? or if i flash a custom kernel would it go away?
Click to expand...
Click to collapse
triangle disappears after you flash stock kernel, or you can use USB Jig (very cheap on ebay)

veyka said:
CF root is easy, you just flash the kernel and you are done.
The advantage over the other root methods is that you get CWM recovery as well.
The disadvantage is that its harder to get rid of the yellow triangle (if you care about that sort of thing), easiest method is a USB jib.
CF root comes with its own app that does most of the things rom manager does, so thats not here nor there, just dont use rom manager with it.
I would just go with cf-root, its quick and its easy.
Click to expand...
Click to collapse
Thanks a lot . And if i wanted to install CM after rooting CF is still good? And does CWM have as many custom ROMs as the ROM manager?

ghlrobin said:
here read the first two lines
http://forum.xda-developers.com/showthread.php?t=1103399
Click to expand...
Click to collapse
I did read it. I understand CF is more noob friendly. But I don't wanna be a noob forever . So considering later on when I wanna change ROMs would the CWM be as good as ROM manager? I know maybe I am thinking ahead without even rooting once. But nothing wrong in knowing stuff, right?

Yathi said:
I did read it. I understand CF is more noob friendly. But I don't wanna be a noob forever . So considering later on when I wanna change ROMs would the CWM be as good as ROM manager? I know maybe I am thinking ahead without even rooting once. But nothing wrong in knowing stuff, right?
Click to expand...
Click to collapse
ROM manager is not compatible with SGS2, because the recovery and kernel partitions are the same. Do not use it, else you will have problems.
As suggested, flash a CWM root kernel such as Chainfire CF-root or siyahkernel. This will give root and custom CWM recovery to flash.zip custom ROMs, kernels, themes, mods, modems etc, and ROM (nandroid) backup and restore.
Edit: as previously posted, CF-root will also instal CWM Manager app.
Sent from my GT-I9100 using xda premium

UpInTheAir said:
ROM manager is not compatible with SGS2, because the recovery and kernel partitions are the same. Do not use it, else you will have problems.
As suggested, flash a CWM root kernel such as Chainfire CF-root or siyahkernel. This will give root and custom CWM recovery to flash.zip custom ROMs, kernels, themes, mods, modems etc, and ROM (nandroid) backup and restore.
Edit: as previously posted, CF-root will also instal CWM Manager app.
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
Ok. Then I'll go with CF Root itself. Thanks a lot to all you guys.

Don't muck around just by a jig off eBay for about 3 bucks.
Triangle and flash counter can be reset and any kernel or Rom can be flashed and then concealed.
For warranty it's not just then triangle the look for its also the flash counter. Jig is the go.
Sent from my GT-I9100 using XDA App

Related

[Q] help with selecting CF Root

hey sorry for the noobish question...i need to know which CF root to use with my SII..
rom:V3RTR3MA V4.0
baseband:XXKI3
androi:2.3.6
as you are on a custom rom it should be rooted already, no need for rooting it again
This rom have PDA:XWKK5 then use CF-Root-SGS2_XW_OXA_KK5-v5.0-CWM5.zip; but this rom have CWM 5.0 no?
its rooted but CWM shows that it needs cf root for additional options....can i use what umarian said..but he sounds like he's not sure abt it...
What rom are you using what kernel are you using .
jje
If you are on a XWKK5 then use the corresponding XWKK5 Kernel. If you flash the wrong CF-Root Kernel then your phone isn't going to explode in a puff of phosphorous gas and suffocate you and your family to death though. It will probably just be laggy and noticeably slower. If that happens you've flashed the wrong Kernel, so just flash a different one. But yea, what I said first, use the corresponding Kernel to the build of your rom. (KI3 use the KI3 Kernel etc.)
Chainfires CWM app will say that if your not using one of his cfroot kernels so don't worry.
the app may still work with the kernel you are using.
What options do you want that aren't there?
You can probably still boot into recovery from the app anyway.
Sent from my GT-I9100 using XDA App
well i flashed with KK5 CF root and everything is ok...but for some reason my app drawer isn't transparent anymore...
@postfatal :thanks for the LOL..

[Q] CF-ROOT KL1 kernel

Hello,
I am currently running GINGERBREAD.BVKL1, 2.6.35.7-I9100BVKL1-CL774645 and want to reflash kernel using CF-ROOT.
I am reading Chainfire's thread, and at this post I can find the closest match to my kernel being CF-Root-SGS2_XW_INU_KL1-v5.0-CWM5.zip.
Chainfire also mentions: KL1 (GB): Untested
I'm wondering if this is still the case, considering that this was posted on the 30th of May 2011.
So anyone out there running CF-ROOT KL1?
Yup, I was asking myself the same question because I used Kies to update to 2.6.35.7 BVKL1 and lost root. Obviously zergrush failed and i checked for insecure or rooted kernels. However I don't think the KL1 (GB) has anything to do with this version.
Any help would be apreciated.
w00tz said:
Hello,
I am currently running GINGERBREAD.BVKL1, 2.6.35.7-I9100BVKL1-CL774645 and want to reflash kernel using CF-ROOT.
I am reading Chainfire's thread, and at this post I can find the closest match to my kernel being CF-Root-SGS2_XW_INU_KL1-v5.0-CWM5.zip.
Chainfire also mentions: KL1 (GB): Untested
I'm wondering if this is still the case, considering that this was posted on the 30th of May 2011.
So anyone out there running CF-ROOT KL1?
Click to expand...
Click to collapse
cerberus1405 said:
Yup, I was asking myself the same question because I used Kies to update to 2.6.35.7 BVKL1 and lost root. Obviously zergrush failed and i checked for insecure or rooted kernels. However I don't think the KL1 (GB) has anything to do with this version.
Any help would be apreciated.
Click to expand...
Click to collapse
Ive been using the XW_INU_KL1 kernel in my phone for a while now with no problems at all.The kernel is now well and trully tested and is even included in my ROM.If it wasnt fully tested the dev wouldnt have put it in there so its perfectly safe to flash.As far as if its the correct kernel or not you only have to read the thread by Chainfire.As with any kernel the most important part are the last 3 digits.If your kernel ends in KL1 then its the correct one to use.
EDIT:Just thought Id let you know that my root kernel (XWKL1) is also 2.6.35.7 so the fact that you have "BV" doesnt matter.
cooza said:
Ive been using the XW_INU_KL1 kernel in my phone for a while now with no problems at all.The kernel is now well and trully tested and is even included in my ROM.If it wasnt fully tested the dev wouldnt have put it in there so its perfectly safe to flash.As far as if its the correct kernel or not you only have to read the thread by Chainfire.As with any kernel the most important part are the last 3 digits.If your kernel ends in KL1 then its the correct one to use.
EDIT:Just thought Id let you know that my root kernel (XWKL1) is also 2.6.35.7 so the fact that you have "BV" doesnt matter.
Click to expand...
Click to collapse
Great, thanks for the info! Will be reflashing today.
First, Thanks again cooza.
w00tz, for your info,
I have flashed XW_INU_KL1 kernel via Odin (because I didn't have CWM Manager) and installed superuser and busybox thus gaining root.
Then reflashed "original" 2.6.35.7-I9100BVKL1-CL774645 from intratech:
http://forum.xda-developers.com/showthread.php?t=1113928&highlight=bvkl1
Now running "official" kernel with root.
cerberus1405 said:
First, Thanks again cooza.
w00tz, for your info,
I have flashed XW_INU_KL1 kernel via Odin (because I didn't have CWM Manager) and installed superuser and busybox thus gaining root.
Then reflashed "original" 2.6.35.7-I9100BVKL1-CL774645 from intratech:
http://forum.xda-developers.com/showthread.php?t=1113928&highlight=bvkl1
Now running "official" kernel with root.
Click to expand...
Click to collapse
Thanks for sharing! Just reflashed minutes ago using XW_INU_KL1 also via Odin, gained root without problems and then unlocked my carrier block via Helroz's Galaxy S Unlock. Everything went smoothly.
I'm downloading now the 'original' stuff, it's good to have.
Is there any certain reason to reflash the 'original'? Besides getting rid of the yellow triangle. I'm guessing that KIES upgrades will also work with XW_INU_KL1. And I'm under the impression that my phone is a little bit faster with this kernel.
Good to see everything went well.Downloading the original stuff is just personal choice.You can flash any firmware you want,test it,change it,flash carrier branded and non carrier branded firmwares until you find what you like as each different firmware has a different modem.Good idea to get rid of the triangle if you dont have a usb jig just in case you want to send it away.Your new original F/W will have the modem being used in your area for best speed and conectivity so if you can be rooted on that F/W then better still.Kies will still work but the updates will only work on your BV rooted version.
Roger that. Thank you again, much appreciate it.
cerberus1405 said:
First, Thanks again cooza.
w00tz, for your info,
I have flashed XW_INU_KL1 kernel via Odin (because I didn't have CWM Manager) and installed superuser and busybox thus gaining root.
Then reflashed "original" 2.6.35.7-I9100BVKL1-CL774645 from intratech:
http://forum.xda-developers.com/showthread.php?t=1113928&highlight=bvkl1
Now running "official" kernel with root.
Click to expand...
Click to collapse
Just a little revive.
Because it has been reported to me that sometimes I cannot be heard by the other person while talking, I have decided to also flash the original kernel from intratech. From what I understand, Firmware and Kernel should have matching versions.
I wanted to ask you if:
1. you reflashed from CWM or via Download mode?
2. do you still have CWM after reflashing this stock kernel?
Thanks.
Friendly bump. I tried to contact cerberus1405 but haven't had success.
So if anybody else can answer my questions. It doesn't matter if it's about KL1 kernel or another one.
I guess you didn't manage to search in the past week then? Kernel is unlikely to have any impact on call quality, only modem.
1). If you want to flash a stock kernel, you can do it several ways and there's no difference in outcome.
2). No, if you flash a stock kernel, you will lose CWM recovery.
If those are not the questions you wanted asking then you'll have to be more specific.
w00tz said:
Friendly bump. I tried to contact cerberus1405 but haven't had success.
So if anybody else can answer my questions. It doesn't matter if it's about KL1 kernel or another one.
Click to expand...
Click to collapse
What's your question, more specified?
w00tz said:
Just a little revive.
Because it has been reported to me that sometimes I cannot be heard by the other person while talking, I have decided to also flash the original kernel from intratech. From what I understand, Firmware and Kernel should have matching versions.
I wanted to ask you if:
1. you reflashed from CWM or via Download mode?
2. do you still have CWM after reflashing this stock kernel?
Thanks.
Click to expand...
Click to collapse
sorry, didn't log in lately. I flashed via Download mode.
usualy CWM works with CF-Root kernels. In my case CWM detected that I was running a different kernel and warned me about some features disabled. The app appears functional but haven't tried it yet.
Hy there, i have BVKL1 on my s2 and if i understand what is written here i can use
XWKL1 insecure to flash ?
Is that correct, sry if i bother u i'm kinda noob on this ...
Thx.
R3d_Wolf said:
Hy there, i have BVKL1 on my s2 and if i understand what is written here i can use
XWKL1 insecure to flash ?
Is that correct, sry if i bother u i'm kinda noob on this ...
Thx.
Click to expand...
Click to collapse
KL1 yes
Best root method is .
Root + CWM .
http://forum.xda-developers.com/showthread.php?t=1103399
jje
I was thinking to use odin + ClockworkMod-Recovery. This method it's not ok ?
Thank you for your answer.
Hi,
I used Odin and CF-Root XW_KL1 kernel.
I have kept these links http://forum.xda-developers.com/showthread.php?t=788108 and http://forum.xda-developers.com/showthread.php?t=1103399, try to find a matching kernel there.
This method incremented the flash counter to 1 (and when I boot the phone I get the warning triangle), but I don't quite really care anymore about it.
It's been a while since I flashed and I can say that it is stable.
I have a usb jig so hopefully no triangle and counter 0.
Thx

[Q] i9100t rooting roming etc

okay just making sure i have this right.
i've backed up all my data, backed up my google account. just cuase im nervous.
now, do i use oneclick to root it.
once rooted, i flash the rom,
then i flash the kernal
and does the kernal have to by compatible with my model of i9100tdvkf2
ive been lurking forums but cant seem to find any answers :\
Seeing as you're a beginner, I'd recommend using CF Root. You flash it via Odin as a kernel, you get root, clockworkmod mod and it's simple!
Sent from my GT-I9100 using XDA
thanks for the reply mate, i really just want to ROM it for the simple purpose that is getting a new ui/interface/feel to the phone haha. something flashy, or better battery's worth.
but cheers dude i will do that until i get a firmer understanding.
but just dont understand what kernal to use , the one that comes with it, or do i need to get one to match mine?
Kernel as per the instructions .
Custom rom as per the instructions .
Rooting custom roms or custom rom counter above zero will void your warranty .
Root + CWM .
http://forum.xda-developers.com/showthread.php?t=1103399
jje
I agree you should use cf root look for kf2 kernel flash via pda in odin really easy.
http://forum.xda-developers.com/showthread.php?p=14283397
Sent from my GT-I9100 using xda premium
Thanks dudes i actually understand now that putting roms on and kernals etc, that's just rooting i thought to root was another process all together.
but it's just like saying MOdding i guess.
Some questions i have are, Are roms Kernal specific. EG
could i soft brick if i just used CFkernal. then flashed a rom afterwards?
deanobro said:
Thanks dudes i actually understand now that putting roms on and kernals etc, that's just rooting i thought to root was another process all together.
It is you need to read the faqs and guides .
Rooting is rooting and not putting roms and kernels on.
Some questions i have are, Are roms Kernal specific. EG
could i soft brick if i just used CFkernal. then flashed a rom afterwards
Yes but unlikely but in your case more probable as you have failed to understand the very very basics .
Root using CWM and root and flash a custom rom afterwards via CWM is the normal route .
FAQS and GUIDES all in the sticky.
jje
Click to expand...
Click to collapse

I want to buy S2

Hi S2 user, :angel:
I will buy a new S2 phone soon. I need a little help from you guys. I need to know something about S2 :laugh:
My old phone is Xperia Arc S. This phone need following step to flash kernel and rom.
Kernel:
For flash a new kernel, I need to unlocked the bootloader first. Then this phone can flash any kernel anytime. But unlocking the bootloader will void the warranty.
Rom:
For flash a new rom, as long as the rom does not need to have specific kernel, in other word, stock based rom, no unlocked bootloader required. Just install the CWM and flash the rom.
How about S2 guys? Do I need to unlock something before flash kernel and rom? Can someone explain clearly or likes how I explain my old phone.
p/s- i read in some thread, doing a factory reset in cwm will make S2 brick? hard brick? can't even power on the phone. OMG is it true?
its very scary because in Xperia Arc S, i always flash a new rom. flasholic
I don't want my new S2 brick
I hope you guys can help me. Thanks
faiz5200 said:
Hi S2 user, :angel:
I will buy a new S2 phone soon. I need a little help from you guys. I need to know something about S2 :laugh:
My old phone is Xperia Arc S. This phone need following step to flash kernel and rom.
Kernel:
For flash a new kernel, I need to unlocked the bootloader first. Then this phone can flash any kernel anytime. But unlocking the bootloader will void the warranty.
Rom:
For flash a new rom, as long as the rom does not need to have specific kernel, in other word, stock based rom, no unlocked bootloader required. Just install the CWM and flash the rom.
How about S2 guys? Do I need to unlock something before flash kernel and rom? Can someone explain clearly or likes how I explain my old phone.
p/s- i read in some thread, doing a factory reset in cwm will make S2 brick? hard brick? can't even power on the phone. OMG is it true?
its very scary because in Xperia Arc S, i always flash a new rom. flasholic
I don't want my new S2 brick
I hope you guys can help me. Thanks
Click to expand...
Click to collapse
You don't have to unlock. Just download Odin and flash all the ROMs/kernels you want. As for the cwm brick bug, your phone will only brick if you factory reset through CWM in 4.0.4. In other versions you should be fine.
Sent from my GT-I9100 using xda app-developers app
S2 is the best phone to flash No problem with bootloader lock, you download Odin und happy flashing
Gesendet von meinem GT-I9100 mit Tapatalk 2
preseodymium said:
You don't have to unlock. Just download Odin and flash all the ROMs/kernels you want. As for the cwm brick bug, your phone will only brick if you factory reset through CWM in 4.0.4. In other versions you should be fine.
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
Thanks for your reply. For the brick bug, how come I want to factory reset when flashing new rom? And I think latest firmware for S2 is 4.0.4. Correct me if im wrong.
faiz5200 said:
Thanks for your reply. For the brick bug, how come I want to factory reset when flashing new rom? And I think latest firmware for S2 is 4.0.4. Correct me if im wrong.
Click to expand...
Click to collapse
I am currently installing 4.1.2, unofficial of course
The brick Bug problem by 4.0.4 only with Stock Kernel ! when you have 4.0.4 on your phone you flash a save Kernel (Siyah, Dorimanax .....) with Odin (only Odin not Cwm )
and it was save .After you can flash wath you want
smooth 123 said:
The brick Bug problem by 4.0.4 only with Stock Kernel ! when you have 4.0.4 on your phone you flash a save Kernel (Siyah, Dorimanax .....) with Odin (only Odin not Cwm )
and it was save .After you can flash wath you want
Click to expand...
Click to collapse
I see. So the brick bug actually come from the kernel inside firmware 4.0.4. Not the entire 4.0.4 firmware. Is other custom kernel likes you mention (Siyah, ..) is 100% safe?
faiz5200 said:
I see. So the brick bug actually come from the kernel inside firmware 4.0.4. Not the entire 4.0.4 firmware. Is other custom kernel likes you mention (Siyah, ..) is 100% safe?
Click to expand...
Click to collapse
enjoy ur s2, i just got the s2 and flash over 20 roms like crazy!! jajaja is very good phone
faiz5200 said:
I see. So the brick bug actually come from the kernel inside firmware 4.0.4. Not the entire 4.0.4 firmware. Is other custom kernel likes you mention (Siyah, ..) is 100% safe?
Click to expand...
Click to collapse
100% safe! Her is ohter 100% safe Kernel http://forum.xda-developers.com/showthread.php?t=1877270
for 4.0.4 Stock In this thread you found more to the theme brick bug.
I flash my S2 i don t know:victory: 100× no Problem S2 likes flashing
faiz5200 said:
Thanks for your reply. For the brick bug, how come I want to factory reset when flashing new rom? And I think latest firmware for S2 is 4.0.4. Correct me if im wrong.
Click to expand...
Click to collapse
You factory reset when installing ROMs to make sure there are no errors. Plus with siyah kernels, you can't be 100% sure your phone won't brick when factory reset in CWM. Best is to flash 4.0.3 before doing anything else.
Sent from my GT-I9100 using xda app-developers app
Rooting
Guys.. 1 more question.
When I get my S2, I plan to flash custom rom like aosp or aokp but not stock rom.
Do I need to root my S2 first before flash any rom? Because my Xperia Arc S, I do not need to root because root come inside with the custom rom zip. So when I flash a new rom, my Xperia automatically root. No need to do other step.
I'm curious about this because I see in some thread, talking about cf root or something like that. The thread is very updated. Looks like it very necessary to do it at least once to have root before flash any custom rom.
Please explain for me about this root. Thanks guys.
faiz5200 said:
Guys.. 1 more question.
When I get my S2, I plan to flash custom rom like aosp or aokp but not stock rom.
Do I need to root my S2 first before flash any rom? Because my Xperia Arc S, I do not need to root because root come inside with the custom rom zip. So when I flash a new rom, my Xperia automatically root. No need to do other step.
I'm curious about this because I see in some thread, talking about cf root or something like that. The thread is very updated. Looks like it very necessary to do it at least once to have root before flash any custom rom.
Please explain for me about this root. Thanks guys.
Click to expand...
Click to collapse
I'm not sure about CF root though. Although the ROM I am in now has built in kernels, I still think its best to root first as some ROMs may not have the built in kernel (never searched other ROMs not entirely sure). I might recomment siyah kernel though
Sent from my GT-I9100 using xda app-developers app
preseodymium said:
I'm not sure about CF root though. Although the ROM I am in now has built in kernels, I still think its best to root first as some ROMs may not have the built in kernel (never searched other ROMs not entirely sure). I might recomment siyah kernel though
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
uhh.. So root is come from kernel? Ermm.. so it different than xperia. So if I flash siyah kernel, I do not need to root?
faiz5200 said:
Guys.. 1 more question.
When I get my S2, I plan to flash custom rom like aosp or aokp but not stock rom.
Do I need to root my S2 first before flash any rom? Because my Xperia Arc S, I do not need to root because root come inside with the custom rom zip. So when I flash a new rom, my Xperia automatically root. No need to do other step.
I'm curious about this because I see in some thread, talking about cf root or something like that. The thread is very updated. Looks like it very necessary to do it at least once to have root before flash any custom rom.
Please explain for me about this root. Thanks guys.
Click to expand...
Click to collapse
Some people want to simple root their phone and don't care too much for custom roms and stuff. So for such people, they can simply root their phone using one of the many rooting methods mentioned.
However, if your primary aim is to install a custom rom/ kernel, you can use Odin to flash a custom kernel on your phone. (like siyah, dorimanx, Philz, the list goes on..) and you'll have root. Thereafter you can install a custom rom compatible with the kernel. Earlier on it was simple. Flash siyah or dorimanx and any custom rom will work on it. Kinda like a 'one size fits all' deal. However, right now with new mali drivers etc, some versions of a kernel are reqd based on which rom you plan to install. (JB with new mali drivers or JB without those new mali drivers/ICS)
CF-Root is the method I'd used..but right now it's not recommended, since if you're on certain 4.0.4 firmware, that is susceptible to the emmc brickbug I'm sure you've read about. Siyah, dori, etc kernels are safe.
HAXTREME said:
Some people want to simple root their phone and don't care too much for custom roms and stuff. So for such people, they can simply root their phone using one of the many rooting methods mentioned.
However, if your primary aim is to install a custom rom/ kernel, you can use Odin to flash a custom kernel on your phone. (like siyah, dorimanx, Philz, the list goes on..) and you'll have root. Thereafter you can install a custom rom compatible with the kernel. Earlier on it was simple. Flash siyah or dorimanx and any custom rom will work on it. Kinda like a 'one size fits all' deal. However, right now with new mali drivers etc, some versions of a kernel are reqd based on which rom you plan to install. (JB with new mali drivers or JB without those new mali drivers/ICS)
CF-Root is the method I'd used..but right now it's not recommended, since if you're on certain 4.0.4 firmware, that is susceptible to the emmc brickbug I'm sure you've read about. Siyah, dori, etc kernels are safe.
Click to expand...
Click to collapse
I see. Thanks. Flash kernel using odin. I see in this thread http://forum.xda-developers.com/showthread.php?t=1125282 , he said flashing a kernel is same like flashing a custom rom which is in CWM. Flash kernel in CWM? I thought the only way is using odin.
faiz5200 said:
I see. Thanks. Flash kernel using odin. I see in this thread http://forum.xda-developers.com/showthread.php?t=1125282 , he said flashing a kernel is same like flashing a custom rom which is in CWM. Flash kernel in CWM? I thought the only way is using odin.
Click to expand...
Click to collapse
For S2 we can. Because it won't increase your flash counter. But I never tried flashing through CWM.
Sent from my GT-I9100 using xda app-developers app
faiz5200 said:
I see. Thanks. Flash kernel using odin. I see in this thread http://forum.xda-developers.com/showthread.php?t=1125282 , he said flashing a kernel is same like flashing a custom rom which is in CWM. Flash kernel in CWM? I thought the only way is using odin.
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There are two ways of flashing a kernel.
1. Use the .tar version of the kernel and flash via Odin
(the same way you'd flash the cf-root kernel you'd mentioned in a post above. I'll assume you know the steps as they're mentioned in chainfire's post. Or there are many posts on that topic)
Advantages: tried and tested route, simple one step method. You're rooted and have a custom kernel in about 30 secs.
Disadvantage: You rely on Odin and the connection to your computer which some don't trust. Increases flash counter.
2. Use the .zip version of the kernel and flash via CWM.
Since in this case you need CWM to start off with, you can use Rachmat3's method described HERE to get temporary CWM first.
Advantages: No computer needed. Everything happens through your phone. Flash counter isnt increased.
Disadvantages: Can be a little finicky at times..but you'll get there eventually. Involves 2 steps. First get temporary CWM, then install custom kernel via cwm.
You can start off with a very popular kernel. Gokhanmoral's siyah kernel.Both the zip and tar versions are available downloadable from HERE
HAXTREME said:
There are two ways of flashing a kernel.
1. Use the .tar version of the kernel and flash via Odin
(the same way you'd flash the cf-root kernel you'd mentioned in a post above. I'll assume you know the steps as they're mentioned in chainfire's post. Or there are many posts on that topic)
Advantages: tried and tested route, simple one step method. You're rooted and have a custom kernel in about 30 secs.
Disadvantage: You rely on Odin and the connection to your computer which some don't trust. Increases flash counter.
2. Use the .zip version of the kernel and flash via CWM.
Since in this case you need CWM to start off with, you can use Rachmat3's method described HERE to get temporary CWM first.
Advantages: No computer needed. Everything happens through your phone. Flash counter isnt increased.
Disadvantages: Can be a little finicky at times..but you'll get there eventually. Involves 2 steps. First get temporary CWM, then install custom kernel via cwm.
You can start off with a very popular kernel. Gokhanmoral's siyah kernel.Both the zip and tar versions are available downloadable from HERE
Click to expand...
Click to collapse
Another disadvantage of "not using" odin is when you cant enter cwm.
I use cwm and mobile odin.I flashed a kernel and couldnt access cwm nor phone would boot.
So I had to fix it using my pc via odin.

[Q]Help here pls.

Hello to everyone, im new here, but i cant find a good kernel for my SGH-i777 with jelly bean 4.1.2, anyone can help me with a link of a good kernel for my device? but i cant put the kernel called "AJK" because this kernel urts my camera, and I can not open the camera when i put "AJK" kernel, and STi No power on the device when I put this kernel only appear the samsung logo, and my screen turns black and does nothing more, if anyone knows a kernel without, or with less bug, pls pot it here, thx for ur help. :good:
First off, please use a normal font size. You're not just shouting, you're screaming.
AJK v2.0.2s should be compatible.
You could also try one of Jebo's kernels from here. That is CWM flashable but I assume you already have a custom kernel on it.
creepyncrawly said:
First off, please use a normal font size. You're not just shouting, you're screaming.
AJK v2.0.2s should be compatible.
You could also try one of Jebo's kernels from here. That is CWM flashable but I assume you already have a custom kernel on it.
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No bro, I don't have a custom kernel, because I don't find one that does not give me any bug with the camera, or any important application, and can not find any tutorial to put cwm on jelly bean, if you had any, I would appreciate if you pass me the link, thx.
GeekDoom said:
No bro, I don't have a custom kernel, because I don't find one that does not give me any bug with the camera, or any important application, and can not find any tutorial to put cwm on jelly bean, if you had any, I would appreciate if you pass me the link, thx.
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Click to collapse
Several people have stated that they successfully rooted 4.1.2 using Framaroot. You could root if you are not rooted already, then install Mobile Odin Lite or Mobile Odin Pro and use it to install any kernel you want. Both tools are used on the phone, so it doesn't even require a PC.
While they are a bit outdated (they're written for Gingerbread and ICS), the guides linked in my signature will explain the basics of the procedure.
creepyncrawly said:
Several people have stated that they successfully rooted 4.1.2 using Framaroot. You could root if you are not rooted already, then install Mobile Odin Lite or Mobile Odin Pro and use it to install any kernel you want. Both tools are used on the phone, so it doesn't even require a PC.
While they are a bit outdated (they're written for Gingerbread and ICS), the guides linked in my signature will explain the basics of the procedure.
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Click to collapse
Yeah, well, the problem is that nobody post odin kernel in extensión.tar, if not, I had flashed with odin :/, and i try with Framaroot but my device turn freeze and reset again and again (PD: when i try using Framaroot i select a xploit called Aragorn)
GeekDoom said:
Yeah, well, the problem is that nobody post odin kernel in extensión.tar, if not, I had flashed with odin :/, and i try with Framaroot but my device turn freeze and reset again and again (PD: when i try using Framaroot i select a xploit called Aragorn)
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Click to collapse
At least three people have reported that Framaroot worked using the Aragorn exploit, after they updated their phone to 4.1.2 via Kies. So, I'm sorry it doesn't work for you.
You will probably not find a kernel in tar format. So, you will have to root and use Mobile Odin. (This is a completely different program than Odin.)
...or you could flash mr-cook's Cooked v1.1 rom from the development forum. The Cooked rom has a debloated stock system, with root, busybox, and the AJK 2.0.5ns kernel. This is probably your best bet for a working system, but you will need to install a kernel with ClockworkMod recovery. If you are unable to get root on 4.1.2, you could always flash stock plus root 4.0.4 I777ULCL6 and follow the guide in the OP of that thread to install a custom kernel. Then you could flash the Cooked rom.
creepyncrawly said:
At least three people have reported that Framaroot worked using the Aragorn exploit, after they updated their phone to 4.1.2 via Kies. So, I'm sorry it doesn't work for you.
You will probably not find a kernel in tar format. So, you will have to root and use Mobile Odin. (This is a completely different program than Odin.)
...or you could flash mr-cook's Cooked v1.1 rom from the development forum. The Cooked rom has a debloated stock system, with root, busybox, and the AJK 2.0.5ns kernel. This is probably your best bet for a working system, but you will need to install a kernel with ClockworkMod recovery. If you are unable to get root on 4.1.2, you could always flash stock plus root 4.0.4 I777ULCL6 and follow the guide in the OP of that thread to install a custom kernel. Then you could flash the Cooked rom.
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Click to collapse
Thx bro, I flash another custom kernel, then flash the AJK 2.0.5 kernel, and it worked apparently, anything, back to post here

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