[Q] Un-rooting, flash etc- help? - Android Q&A, Help & Troubleshooting

So...im a NOOB, yeaaah.... Just one day ago I rooted my android (without much knowledge<---- idiot...) So now I have the problem, that i want to change my ROM to paranoid android or cm10. but.... i also want to hard reset my device. just did it but the kernel from siyah is still there(obviously). now my question is, what to do in case i want to hard reset my phone, and go back to all to stock (unroot, kernel to stock). and then from scratch change the ROM to paranoid android or cm10 with root permission?I know this sounds, like im a retard or a lazy one, but its just the fact: all the information about rooting, flashing are way too much and i cant find a post similar to my questions, even if there is one, its not likelly to find a step by step tutorial. it's not like, i wanna hole tutorial just for me just a list of the most important steps and notes (WHAT NOT TO DO!). the rest i will find on google or xda
My phone: Samsung Galaxy SII I9100, android 4.1.2, kernel siyah s2-v6.0b5.
thanks for help!

So have you tried the factory reset ?
I'm not quite sure if it will also reflash the stock kernel but i should be the easiest way if it's working...
So follow this tutorial and you should be able to reset your phone...
Youtube Factory Reset Galaxy S2
But I'm sorry I don't understand what's your problem with flashing other ROMs
Hopefully this solves the half of your problem:fingers-crossed:

Related

help with my new s2

i am from galaxy mini forum so get a galaxy s2 but how to know if it is S2 or S2 GT-i9100 o and what the diffirence?? and can you gays pleas link me to a tut aboug instaling costome recovery, which ODIN to use and so on .... last thing which is the best stable rom to use .....thanks in advance
1) Check the sticker on the phone chassis under the battery.
2) Differences between SGS2 variants ? Wikipedia.
3) Just about everything you need to know to get you started is in the Stickies.
4) There's no such thing as the "best stable rom to use". There are a heap of custom roms for the SGS2, it's an individual preference thing. And because no two people use their phone the same way or have it setup the same, and because component-wise no two phones come out of the factory exactly the same, your experience with a particular rom will most likely vary from mine.
The best thing to do is to get your phone rooted, preferably with CWM installed. This will enable you to backup, restore & flash roms/kernels in a matter of minutes. You can than try a bunch of roms for yourself. If you find you don't like a rom you try, it's easy to go back to your previous setup easily by restoring a backup; recommended regularly/before you flash anything to your phone.
ok so by flashing cwm and then a costom rom the divise will root by it self and do i have to flash a stock ics rom to install a costom ics rom??????
Lackchoo,
Flash one of Chainfire's kernels. His instructions are very clear. That will give you root and CWM, and possibly also a yellow triangle at startup which you shouldn't worry about at all.
You don't need to flash a stock ICS ROM to flash a custom ROM. After rooted, in CWM, just install the downloaded ZIP ROM file of the custom ROM. You will keep root and triangle will go away.
Ditto what the above person said about ROM's. However, you can try Cyanogen (Do a 'stable' release, not a 'nightly'), its the most 'popular' ROM in terms of numbers. One can't and shouldn't say which one is best. But for a newbie, I think Cyanogen is a good place to start. Perhaps it will give you the least issues and the most 'oohs!' for your initial newbie effort
I don't have the links with me from the smart phone, but just search 'chainfire kernel root galaxy s2' and 'cyanogen galaxy s2' and you should find the relevant thread. Read it slowly and repeatedly! I know I had to
Sent from my GT-I9100 using Tapatalk 2

[Q] want to update to cm 10 not sure how (have stock 4.04)

I have a rooted w/cwm recovery stock 4.04 on my galaxy s2 sph-d710 and I wanted to get the 4.1 cm10 rom on my phone, but I am not sure exactly how to go about it because what I find tells me to first install the GB based cm9 but im worried about going backwards from ics based to gb based roms, as well as potentially getting the factory reset bug. anyone know how I should go about this? thanks
djiskascribble said:
I have a rooted w/cwm recovery stock 4.04 on my galaxy s2 sph-d710 and I wanted to get the 4.1 cm10 rom on my phone, but I am not sure exactly how to go about it because what I find tells me to first install the GB based cm9 but im worried about going backwards from ics based to gb based roms, as well as potentially getting the factory reset bug. anyone know how I should go about this? thanks
Click to expand...
Click to collapse
I like people who ask questions before messing around with their device but This is not the right place for you because Your are using Sprint's variant of galaxy SII from your phone details.
You can check your forum here:
forum.xda-developers.com/forumdisplay.php?f=1281
-You don't need to flash Cm7 (gingerbread) but you might have to first install CM9 (ICS) as base in order to have seamless experience after flashing CM10.
***PLEASE READ THIS IMPORTANT INFORMATION***
- Please do not wipe/factory reset your phone Since you are running stock 4.0.4 ROM on a stock kernel.
-please search for a safe custom kernel in your own section, flash the custom kernel first, before trying to factory reset our wipe your phone.
-You can also open a thread there and ask for help before proceeding to CM10.
-FAILURE to adhere to my advise might lead you to bricking your device. It's better to be safe than sorry!
Visit here for more: forum.xda-developers.com/wiki/Samsung_Galaxy_S_II/SPH-D710
Swyped from my Samsung Galaxy SII

[Q] First time flashing Cyanogenmod: Help needed on installing CM10 or CM10.1

Hello there!
I'm a complete noob when it comes to rooting and other related stuff so I could use some help. I want to install Cyanogenmod 10 (or 10.1 if it actually is usable and mostly stable / it is easier or more noobproof to install) for the first time and I would like to know what do I need to know before starting to follow any tutorials for flashing new kernels etc. There are just so so many tutorials for this and I don't know which one I should follow to not brick my phone as I just can't afford a new phone if I manage to brick this one and I just want to get everything out of this phone.
All this Clockworkmod, Odin, Rooting and everything just confuses me and I don't know where to start. If I've understood correct the first thing I should do is I should download some custom kernel as this is something which runs "under" the Android (kind of like bios for computers?) and allows me superuser access=rooting? Then after I got new rooted kernel done I should install Odin or ClockworkMod which acts like a "backup" if something goes wrong? And lastly I should flash in the Cyanogenmod 10 or 10.1 depending which is more hassle-free for everyday use (I'd like to get as much customization as possible for my phone) and has more features and more stable.
My phone model is GT-I9100 so it's the international one (I live in Finland so no Verizon or other model of it.. that much I understand at least) and my Android version is 4.0.4 the 100% stock version of it.
I'm tired of waiting for the slow Samsung people in Finland to get the official Jelly Bean release to be done and I want all that project butter goodness NOOOOOOW. So...
TLR: I have Samsung Galaxy S2 (GT-I9100).I want to get CM 10 or CM.10.1 the noobproofest way possible, can't afford to brick. Can you guide me to a good tutorial with easy to follow orders and up-to-date versions of Cyanogenmod as I don't want CM7, but the latest GOOD Jelly Bean version or just tell me how to do this? I will answer any questions you might have about my phone or anything. I'm not stupid when it comes to computers, but phones are totally new thing to me and I don't want to flash new jelly bean with some random tutorials from youtube as I'm afraid of getting a bricked phone (or missing out some great features from other Jelly Bean releases). I want the best for everyday use, most stable and the one with most customization options version of CyanogenMod Jelly Bean for my S2.
Thanks in advance! I will be monitoring this thread actively so I answer possible questions quick.
I think you're a bit confused at some points.. I assume you're on ICS now. First you have to root your phone by flashing a custom kernel (which gaines you root access) like Siyah WITH Odin. Steps are descriped in enough guides on xda.
When you've rooted your phone, it's best to make a Nandroid back up in Recovery Mode (CWM), you get CWM automatically with flashing Siyah, just in case anything goes wrong.
After this you may choose to flash a custom rom, mostly done with CWM recovery. Steps for this part are almost always written at the instructions on the first post of a rom thread, so read them carefully.
About Project Butter: this isn't fully implemented in CM, so flash the JB-leak from Samsung, or a rom based on it (or wait for the official release).
Sent from the Matrix
Donnie Sins said:
I think you're a bit confused at some points.. I assume you're on ICS now. First you have to root your phone by flashing a custom kernel (which gaines you root access) like Siyah WITH Odin. Steps are descriped in enough guides on xda.
When you've rooted your phone, it's best to make a Nandroid back up in Recovery Mode (CWM), you get CWM automatically with flashing Siyah, just in case anything goes wrong.
After this you may choose to flash a custom rom, mostly done with CWM recovery. Steps for this part are almost always written at the instructions on the first post of a rom thread, so read them carefully.
About Project Butter: this isn't fully implemented in CM, so flash the JB-leak from Samsung, or a rom based on it (or wait for the official release).
Sent from the Matrix
Click to expand...
Click to collapse
Yes I'm running 4.0.4 forgot to add that sorry. That clears many things up thank you! Oh... I thought that Project Butter was fully implemented on every 4.1.X ROM. Now I'm having hard time deciding if I should flash CM10 or just wait for the official Jelly Bean release which is supposed to come next month in Finland... I just want my phone to be really, really fluid and I'm not really pleased with this current 4.0.4 and all these unneeded programs like all the Samsung Hub programs.

[Q] Samsung Galaxy S2 Plus (GT-9105P)

Hello, guys. I need some help, if you can.
First question is if i need to root my device before installing a 4.2.2 rom. Currently i have 4.1.2 JB, but it's from factory and i haven't got the update from official soft. I don't care why i haven't, but i want it to be done.
I've read thousands of forums about rooting, installing roms and etc, but i still have some questions.
Second one is: If i finally manage to do that update to 4.2.2, what rom should i go to from there on? Stay at 4.2.2 or go further? I need a stable one, i'm not really a andoid geek, but sounds fun to get into it.
Which rom should i trust to install? First of all, i know that if i want to install a newer one, i still need to go from a 4.2.2 so i'm stuck at him for now.
And the most important: Can you provide me a link to instructions? I haven't ever done a root or installed a rom, so i'm virgin in this kind of stuff.
Best regards, Dezaxat.
Up, please ?

[Q] Install "Resurrection Remix" on a I9300XXUGNA8 4.3

Hello everyone,
I've read whatever I could find about the subject, but the fear of bricking my device led me to open up a new thread;
I just want to make sure I didn't miss anything (I cant post on the development thread).
So, I have a galaxy S3 I9300XXUGNA8 4.3, and I want to wipe it clean, root it, and install "resurrection remix" rom.
From what i thought I understand, I can do that by
1. factory reset
2. root it by following: cant post urls. google "Root I9300XXUGNA8 Android 4.3 Jelly Bean Firmware Running on Galaxy S3 GT-I9300- Simple Tutorial"
3. install the rom using the instructions here (cant post urls): (youtube) watch?v=ROoHyHVIzl8
my questions are:
1. In the installation instructions in the main development thread it says: - Make sure you are either on any KitKat ROM (CM11, etc) or on 4.2.2 TW based ROM and NOT on 4.1.2 TW based ROM.
as stated, my JB is 4.3, and it says nothing about it; am I safe to continue, or am I not suppose to install this rom?
2. the video instructions (number 3 above) is meant for note 2; can i apply them to my device and just choose, "galaxy s3 i9300", or should i follow a different set of rules altogether?
3. should I "factory reset" before I start rooting, or can I do that as part of the rom installation (I want to start clean, and have a back up for everything else)?
Thank you for your kind help, energy and time. it is very much appreciated!!
Vert.
vertigo911 said:
Hello everyone,
I've read whatever I could find about the subject, but the fear of bricking my device led me to open up a new thread;
I just want to make sure I didn't miss anything (I cant post on the development thread).
So, I have a galaxy S3 I9300XXUGNA8 4.3, and I want to wipe it clean, root it, and install "resurrection remix" rom.
From what i thought I understand, I can do that by
1. factory reset
2. root it by following: cant post urls. google "Root I9300XXUGNA8 Android 4.3 Jelly Bean Firmware Running on Galaxy S3 GT-I9300- Simple Tutorial"
3. install the rom using the instructions here (cant post urls): (youtube) watch?v=ROoHyHVIzl8
my questions are:
1. In the installation instructions in the main development thread it says: - Make sure you are either on any KitKat ROM (CM11, etc) or on 4.2.2 TW based ROM and NOT on 4.1.2 TW based ROM.
as stated, my JB is 4.3, and it says nothing about it; am I safe to continue, or am I not suppose to install this rom?
2. the video instructions (number 3 above) is meant for note 2; can i apply them to my device and just choose, "galaxy s3 i9300", or should i follow a different set of rules altogether?
3. should I "factory reset" before I start rooting, or can I do that as part of the rom installation (I want to start clean, and have a back up for everything else)?
Thank you for your kind help, energy and time. it is very much appreciated!!
Vert.
Click to expand...
Click to collapse
Read this >> http://forum.xda-developers.com/galaxy-s3/general/howto-rooting-wiping-flashing-ultimate-t1911726 <<
thanks, i have, but...
thanks, i have,
but my question comes from the fact that I see some people had 4.3 and still installed Resurrection Remix successfully.
given that i9300 4.3 is one of the most popular versions of the galaxy s3 out there, i guessed that it should work, but since i couldn't find any official confirmation for it, I would still like a sure-fire answer (meaning, for all I know, the guys who made it work with 4.3 are far more knowledgeable than I am, and probably took further steps than just follow the instructions for 4.2)..
again, I just need confirmation for 4.3, and that is why i was so specific. I searched for hours to the best of my ability.
thanks again
vertigo911 said:
thanks, i have,
but my question comes from the fact that I see some people had 4.3 and still installed Resurrection Remix successfully.
given that i9300 4.3 is one of the most popular versions of the galaxy s3 out there, i guessed that it should work, but since i couldn't find any official confirmation for it, I would still like a sure-fire answer (meaning, for all I know, the guys who made it work with 4.3 are far more knowledgeable than I am, and probably took further steps than just follow the instructions for 4.2)..
again, I just need confirmation for 4.3, and that is why i was so specific. I searched for hours to the best of my ability.
thanks again
Click to expand...
Click to collapse
Basically Resurrection Remix is a 4.4 Kitkat rom when you swap between versions ie 4.1 to 4.3 or 4.3 to 4.4 a full wipe is recommended this means format system, data,cache etc not just a factory reset this is what causes alot of trouble for people when flashing.
I recommend PhilZ recovery it as a option to "install a new rom" in settings and wipes the necessary files needed to install a new rom.
tallman43 said:
Basically Resurrection Remix is a 4.4 Kitkat rom when you swap between versions ie 4.1 to 4.3 or 4.3 to 4.4 a full wipe is recommended this means format system, data,cache etc not just a factory reset this is what causes alot of trouble for people when flashing.
I recommend PhilZ recovery it as a option to "install a new rom" in settings and wipes the necessary files needed to install a new rom.
Click to expand...
Click to collapse
Thank you very much!
the reason I asked is because I heard 4.3 ota update has knox, which means trouble...
You're basically saying that if I'm not having problems rooting the 4.3, I shouldn't worry about installing RR 4.4, right?
again, thanks very much for helping! I really appreciate it!
vertigo911 said:
Thank you very much!
the reason I asked is because I heard 4.3 ota update has knox, which means trouble...
You're basically saying that if I'm not having problems rooting the 4.3, I shouldn't worry about installing RR 4.4, right?
again, thanks very much for helping! I really appreciate it!
Click to expand...
Click to collapse
I9300 does not have knox and will never have knox Just make sure you do a full wipe system data etc and also do backups if needed and you will be fine..Also look at the link in my signature before you flash anything backup your efs or you may have big problems later if you don't! This is very important!!:good:

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