[Q] Unroot Nexus 7 2013? - Nexus 7 (2013) Q&A

I'm one of the unlucky ones that needs to get my new toy exchanged as it seems to have a problem with GPS. I'm not convinced it's hardware related but the tech at Google is.
With that said I've been looking for a way to unroot and relock my Nexus 7 2013 version.
I've obviously found a lot of info on how to do this with the first gen Nexus. Most are done by toolkit.
These toolkits can download the image file that you need to restore, or use one you already have. From what I know Google has not released the official image for download, but I do have the 800+ MB system img that can be found on these forums.
Are there any toolkits that support the Nexus 7 2013? I believe N-Cry does but not sure it can do what I need.
To get to where I'm at today I followed the steps to unlock and root via adb(?) that were posted shortly after the release of the Nexus 7 2013.
Sadly I don't know how to reverse the steps to undo it.
Anyone have info on how I can do this?
Thank you

jmjm003 said:
I'm one of the unlucky ones that needs to get my new toy exchanged as it seems to have a problem with GPS. I'm not convinced it's hardware related but the tech at Google is.
With that said I've been looking for a way to unroot and relock my Nexus 7 2013 version.
I've obviously found a lot of info on how to do this with the first gen Nexus. Most are done by toolkit.
These toolkits can download the image file that you need to restore, or use one you already have. From what I know Google has not released the official image for download, but I do have the 800+ MB system img that can be found on these forums.
Are there any toolkits that support the Nexus 7 2013? I believe N-Cry does but not sure it can do what I need.
To get to where I'm at today I followed the steps to unlock and root via adb(?) that were posted shortly after the release of the Nexus 7 2013.
Sadly I don't know how to reverse the steps to undo it.
Anyone have info on how I can do this?
Thank you
Click to expand...
Click to collapse
I believe you can fully unroot it through the menu in the SuperSU. Just do that and perform factory reset afterwards.

Did that work?

Thanks for the reply.
Can't say if using unroot in SU will work. I was able to unlock it and reset it and I hope that's enough. I'm returning it to Best Buy, can't imagine they'll do much looking if any.

Related

[Q] New Galaxy Nexus Owner Help!!!! Rom Issue

Hi,
I just got a Galaxy Nexus from Ebay, the previous seller had installed a rom on it, now this is my first time using android (coming from ios) all i would like to do is return it back to its original standard os, basically as they call it i guess stock?
On the menu it has a app called "Superuser"
When i plug the phone into my computer and look at the memory card with all the standard folders there are 2 zip folders -
"gapps-ics-20120304-signed" and "Codename-Android-(MOD)-2-041212-SNAPSHOTmaguro"
If somebody can give me something or tell me something that i can do to return it back to if i just bought it from google i will be greatly in your debt!
I have been looking round but i'm worried that i will damage or ruin the phone if i go ahead and do something i'm not spouse to...
I have downloaded a program by Wugfresh and tempted to just push in the "Back to 100% Stock - Flash stock + unroot"
Thanks for your help, i would like to be into flashing and rooting and that but im too new to this, i just want to go back to a normal google phone!
Thanks again!
You can use a toolkit, or flash the stock images via Fastboot. Guides ALL OVER.
I recommend Fastboot as its pretty foolproof and less of a chance that something can break w/o your knowledge of how it happened. The hardest part is getting drivers to work if you're on Windows.
Here are the images directly from Google: https://developers.google.com/android/nexus/images#yakju
Choose "yakju" or "takju". Both are 100% stock Google firmware. Exactly the same, but "takju" includes Google Wallet preinstalled, rather than getting it from the Play Store. Download and unzip, flash with Fastboot (or toolkit if you're incompetent).
@kfk88: My guide here is pretty n00b friendly.
OR just use Galaxy Nexus Toolkit---the easier way
tragik74 said:
OR just use Galaxy Nexus Toolkit---the easier way
Click to expand...
Click to collapse
Or you could wait to use a toolkit until after you know figure out how to do it manually-- so you actually learn something...
Sent from my Galaxy Nexus using Tapatalk 2

GSM Telstra rom (Yakjudv) how to upgrade to 4.0.4 or JB?

Hi everyone,
I must apologise for adding to the large number of threads on subjects such as this, but having trawled through forums (Both here and elsewhere), I'm struggling a bit to know which guide to use.
I'm currently using a Galaxy Nexus which is running stock Android 4.0.1 yakjudv (Telstra GSM). I'm wanting to change my phone to a stock Google rom, as I currently don't get any OTA updates. I would be happy with 4.0.4, or JB. The problem I have is, having looked through all the guides, I don't know exactly what I need to do to achieve what I'm looking for. I'm trying to do the minimum to get the result, and don't need to remain rooted/unlocked after I upgrade.
As I'm quite afraid of doing something wrong, I wondered if anyone could point me in the direction of the best guide to use. I've looked at
http://forum.xda-developers.com/showthread.php?t=1614827
and
http://www.pcworld.idg.com.au/article/429778/how_update_your_galaxy_nexus_jelly_bean/
and have downloaded the rom from:
https://developers.google.com/android/nexus/images (Yakju)
I would appreciate any guidance.
Thank you so much, and once again my apologies for posting yet another question. I do promise that I have tried to find the information on my own for a number of hours. I may simply be inept at searching!
Download the galaxy nexus toolkit then backup your data then install the drivers then download the factory image 4.0.4 then use the galaxy nexus toolkit to unlock the bootloader then put the galaxy nexus image file in c:\galaxynexustoolkit\google image goes here then use the galaxy nexus toolkit to install the 4.0.4 galaxy nexus image the use the galaxy nexus toolkit to root the device and to keep root use OTA root keeper from google play store then install ota jelly bean update there you go that how you install the google image on your telstra galaxy nexus and I use a galaxy nexus on Telstra
Sent from my Galaxy Nexus using xda app-developers app
morgy59 said:
Download the galaxy nexus toolkit ...
Click to expand...
Click to collapse
No, don't use a toolkit.
OP, follow this guide. Extremely easy and it doesn't matter what your current build is, you'll be flashing to 4.0.4 "takju" and quickly receive the 4.1.1. OTA update. You'll be stock and update by Google from here on out: http://forum.xda-developers.com/showthread.php?t=1626895
Use the galaxy nexus toolkit because its very easy to use and I've used it for my Galaxy Nexus on Telstra
Sent from my Galaxy Nexus using xda app-developers app
martonikaj said:
No, don't use a toolkit.
OP, follow this guide. Extremely easy and it doesn't matter what your current build is, you'll be flashing to 4.0.4 "takju" and quickly receive the 4.1.1. OTA update. You'll be stock and update by Google from here on out: http://forum.xda-developers.com/showthread.php?t=1626895
Click to expand...
Click to collapse
Thank you both for the replies. If I follow the guide to flash to 4.0.4 "Takju", will this cause any difficulties in using the phone here in Australia? (I read something about not being able to use HD audio or something like that on another forum and just want to be sue that the upgrade will work on my phone here in Aus!)
morgy59 said:
Use the galaxy nexus toolkit because its very easy to use and I've used it for my Galaxy Nexus on Telstra
Click to expand...
Click to collapse
But then when something goes wrong (it usually does with new users and toolkits), you have absolutely no idea what's happened and no way to fix it. Just spend the few minutes to learn a manual guide and understand what you're doing. You'll thank yourself when you can diagnose problems.
paul-g said:
Thank you both for the replies. If I follow the guide to flash to 4.0.4 "Takju", will this cause any difficulties in using the phone here in Australia? (I read something about not being able to use HD audio or something like that on another forum and just want to be sue that the upgrade will work on my phone here in Aus!)
Click to expand...
Click to collapse
It'll work just fine. I've not heard anything specific about Australian users having issues being on stock Google firmware (no reason why they would). The only issue I could see is the radio not providing the best results. You can always flash back to an AUS-specific radio, although this then prevents you from auto-installing OTA's, which was your goal in the first place...
martonikaj said:
But then when something goes wrong (it usually does with new users and toolkits), you have absolutely no idea what's happened and no way to fix it. Just spend the few minutes to learn a manual guide and understand what you're doing. You'll thank yourself when you can diagnose problems.
It'll work just fine. I've not heard anything specific about Australian users having issues being on stock Google firmware (no reason why they would). The only issue I could see is the radio not providing the best results. You can always flash back to an AUS-specific radio, although this then prevents you from auto-installing OTA's, which was your goal in the first place...
Click to expand...
Click to collapse
Thanks again!
I've just tried following the guide and was going to backup my phone first, but CWM tells me 'Can't mount backup path". Does this mean there is something wrong that I should know about before I try the full process?
Sorry to double post - I thought I should just check - Last night I installed drivers using Wug's toolkit, and when I fastboot devices, I get a serial number. It also let me view the device both in normal and recovery mode.
I assumed that meant that I didn't need to reinstall the drivers. Is that correct?
Thanks so much!
Paul

[Q] Regarding Android 4.2 update for yakjuxw

Hi, i have an unlocked Galaxy Nexus running Android 4.1.1 that has not received the android 4.2 OTA update. This is because my system is yakjuxw.
So i found a site explaining on how to switch to yakju or takju without loosing any data, apps etc:
http://andwise.net/?p=569
My questions are:
. Has anyone tried this?
. What are the cons?
. Does it void my phone's warranty?
Sorry if this has been asked or is posted somewhere else but i just cant seem to find it.
cheers!
Bruno
It's completely fine. In fact there is a thread specifically about the process that's been around for months.
Cool! Can u point me to it?
You have the same search function as I do.
Clearly you have not read my last paragraph.
But thank you for letting me there is a search feature, technology these days... Next thing u know there will be a global search engine for the whole Internet
brunobliss said:
Clearly you have not read my last paragraph.
But thank you for letting me there is a search feature, technology these days... Next thing u know there will be a global search engine for the whole Internet
Click to expand...
Click to collapse
clearly you didnt even bother to read the stickies. any of them.
AS a matter of fact i did, and found ways to flash a rom wiping all data from my phone, which is precisely what i don't want.
Now, i would thank those who actually came forward to answers to my questions instead of arguments that lead nowhere.
Thank you in advance.
The process in the first link is fine and works.
However to point out a few important things:
1) If your bootloader is locked you have to unlock it with: "fastboot unlock oem" and continuing with the instructions on the phone which will eventually delete all your data. (if you have flshed a ROM before you know that)
2) do install CWM recovery ( you can find instructions to do that everywhere and also on the same page you found for the 4.2) and do a Nandroid backup. This way you can go back to your original system anytime you want (I do this all the time)
3) keep also other backups of apps and contacts I find google cloud pretty handy for that.
4) The instructions mentioned on this site works but it might happen that some app or library or database is not happy with the update so the device will go in a boot loop. In this case delete dalvik-cache (it might help), but if it doesn't help you will need to delete the data or the part that causes the issue for this you might look into the logcat.
PS: Zepius, Pandas are not so cute actually ... so what's the best ROM / Kernel (stock it isn't
brunobliss said:
AS a matter of fact i did, and found ways to flash a rom wiping all data from my phone, which is precisely what i don't want.
Now, i would thank those who actually came forward to answers to my questions instead of arguments that lead nowhere.
Thank you in advance.
Click to expand...
Click to collapse
Thank you!
I have flashed many roms in my old phone using CMW. Surely i don't want to debrand my new phone, so unless the bootloader is unlocked, i guess i'll be looking forward for the yakjuxw updates.
Thank you once more!
brunobliss said:
Thank you!
I have flashed many roms in my old phone using CMW. Surely i don't want to debrand my new phone, so unless the bootloader is unlocked, i guess i'll be looking forward for the yakjuxw updates.
Thank you once more!
Click to expand...
Click to collapse
I used to think the same way as you and i also had the same yakjuxw but the updates come too late for those versions so i decided to go yakju and i have no problems now
My advice is that you do it, if you read carefully it becomes dead easy and its worth it
Sent from my Galaxy Nexus using Tapatalk 2
As written(linked) in the article this is just the software fingerprint I can assure you will not have issues as the main software is the same. The only thing changed is who is providing the updates. Imagine windows you get with dell and hp PC they both have their logos (yakju/xw) but the windows is the same s*itty windows
I used tohave yakjuxw, changed to yakju, takju back to xw.. not im on yakju. This is my job indeed to test apps on diff android versions and i flash time quite often every day and i can assure you all works fine
Anyway if you need a ROM that tells you it is xw let me know Ill upload one for you
brunobliss said:
Thank you!
I have flashed many roms in my old phone using CMW. Surely i don't want to debrand my new phone, so unless the bootloader is unlocked, i guess i'll be looking forward for the yakjuxw updates.
Thank you once more!
Click to expand...
Click to collapse
Just to let future googlers know that the solution to convert yakjuxw to yakju as seen on this site:
http://andwise.net/?p=569
has soft bricked my phone! I was able to flash a new ROM using Gnex toolkit but (of course) i did lose all my data!
BTW, with android 4.2.2 i'm noticing that wireless turns off after i lock the phone, is there a way round this or is it a new bug ?
4.2.1 Update
I've got a Galaxy Nexus with the yakjuxw build. Previously my phone's Android version was 4.1.1. Just this morning I got the 4.2.1 update! Fire away on the Check Now buttons guys.
brunobliss said:
Just to let future googlers know that the solution to convert yakjuxw to yakju as seen on this site:
http://andwise.net/?p=569
has soft bricked my phone! I was able to flash a new ROM using Gnex toolkit but (of course) i did lose all my data!
BTW, with android 4.2.2 i'm noticing that wireless turns off after i lock the phone, is there a way round this or is it a new bug ?
Click to expand...
Click to collapse
Look around the WiFi settings, and the answer to the question in the OP is in this section's sticky, clearly you did not look hard enough, it's also in my signature if you want to take a look.(Jubakuba's Guide)
4.2.1 Update
Hi
I am using a yakjuxw variant of Galaxy Nexus I9250. Today I got an official update and now I am running 4.2.1.
The update was about 95 MB....so now this confirms people are getting update for yakjuxw variant.
thanks
Amarr

[Q] Upgrading Galaxy Nexus from 4.1.2 to 4.3 - help!

Hi everyone,
My Galaxy Nexus decided to factory reset itself for no apparent reason. Since everything has vanished into the ether (apart from the Google play list of apps which I'll apparently have to re-download and my contacts list) I thought it might be a good idea to upgrade from Jellybean 4.1.2 to 4.3.
I've used NRT to back up the contact list (no messages or photos are left) and my apps are on the Cloud (at least they say I need to install them when I go through the play store) .
I've had a look around the forums for guides (I generally try to RTFM before I ask for help) but I'm rather confused.
Is there a specific guide that will give me step-by-step instructions on how to upgrade from 4.1.2 to 4.3? I've had a look at http://forum.xda-developers.com/showthread.php?t=2010312 but because I'm a complete and utter n00b I don't know whether or not it's the right procedure.
Help please!
Thanks,
Kat.
Katdragon said:
Hi everyone,
My Galaxy Nexus decided to factory reset itself for no apparent reason. Since everything has vanished into the ether (apart from the Google play list of apps which I'll apparently have to re-download and my contacts list) I thought it might be a good idea to upgrade from Jellybean 4.1.2 to 4.3.
I've used NRT to back up the contact list (no messages or photos are left) and my apps are on the Cloud (at least they say I need to install them when I go through the play store) .
I've had a look around the forums for guides (I generally try to RTFM before I ask for help) but I'm rather confused.
Is there a specific guide that will give me step-by-step instructions on how to upgrade from 4.1.2 to 4.3? I've had a look at http://forum.xda-developers.com/showthread.php?t=2010312 but because I'm a complete and utter n00b I don't know whether or not it's the right procedure.
Help please!
Thanks,
Kat.
Click to expand...
Click to collapse
First, read a bunch on this topic. This guide right here will walk you through rooting and upgrading your OS: http://galaxynexusroot.com/. Here is more info: http://wiki.rootzwiki.com/Samsung_Galaxy_Nexus_(toro)
Also, not sure which version of the gnex you have. but if you have the american verizon version (toro), this guide will walk you through step by step and includes all the files for a basic vanilla version of 4.3: http://rootzwiki.com/topic/36706-romaosp431101113-shiny-ota-like-stock-android-431-jls36i-no-bugs/
Once you install one rom, you can install any. Some of the more popular are cyanogenmod and aokp.
Basically what you are going to do is unlock your phone, install a back up program like clockworkmod, then install a new operating system (rom), gapps (google apps like gmail), and update your radios to 4.2. These guides should walk you through. Its actually pretty easy on the gnex.
Also as for backup, i personally use mybackup and others like titaniumbackup. I think titanium requires root but mybackup does not. Google also should update your contacts/apps for you automatically.
Thank you so much!
liveMike said:
Also, not sure which version of the gnex you have. but if you have the american verizon version (toro), this guide will walk you through step by step and includes all the files for a basic vanilla version of 4.3: http://rootzwiki.com/topic/36706-romaosp431101113-shiny-ota-like-stock-android-431-jls36i-no-bugs/.
Click to expand...
Click to collapse
From reading this: http://forum.xda-developers.com/showthread.php?t=1728555 I believe I have the GSM yakjudv - Variant for Australia.
I'm pretty sure my phone is an i950t (I can't check right now because it appears to be downloading something in Odin mode and I don't want to touch it).
Will this work with the Verizon guide?
Thanks again
Kat
Katdragon said:
Thank you so much!
From reading this: http://forum.xda-developers.com/showthread.php?t=1728555 I believe I have the GSM yakjudv - Variant for Australia.
I'm pretty sure my phone is an i950t (I can't check right now because it appears to be downloading something in Odin mode and I don't want to touch it).
Will this work with the Verizon guide?
Thanks again
Kat
Click to expand...
Click to collapse
I would find a guide for your specific phone. I would not try out the verizon gnex tutorial.
liveMike said:
I would find a guide for your specific phone. I would not try out the verizon gnex tutorial.
Click to expand...
Click to collapse
Would you happen to know how I could find out which phone I have? I've googled some apps that are supposed to tell you but they don't exist anymore.
Under the settings I have build number: JZO54K.I9250TDVL2
Or should I just wait for KitKat (and will they be doing a rollout for my nexus anyway)?
Thanks,
Katdragon said:
Thank you so much!
From reading this: http://forum.xda-developers.com/showthread.php?t=1728555 I believe I have the GSM yakjudv - Variant for Australia.
I'm pretty sure my phone is an i950t (I can't check right now because it appears to be downloading something in Odin mode and I don't want to touch it).
Will this work with the Verizon guide?
Thanks again
Kat
Click to expand...
Click to collapse
Katdragon said:
Would you happen to know how I could find out which phone I have? I've googled some apps that are supposed to tell you but they don't exist anymore.
Under the settings I have build number: JZO54K.I9250TDVL2
Or should I just wait for KitKat (and will they be doing a rollout for my nexus anyway)?
Thanks,
Click to expand...
Click to collapse
Its either sprint, verizon, or gsm. If you do not have sprint or verizon as your carrier and you are out of the US its the GSM version.
Toolkit
I'd experienced the same thing as you..you can just use toolkit..easy..you just need to understand it..some of the toolkit might already updated to android 4.3 factory images already..if not,you can simply download the factory images by yourself and put it on the necessary folder and...bamm..flash it via the toolkit..there are many toolkit outthere..just search it for device anyway..
Regards.
upgrade my HKC Tablet from 4.1.1 to 4.3
Anyone can help?

Correct files for rooting 5.1.1 ?

Nexus 7 2013 with 5.1.1 installed.
I've been reading about how to root it. Most of the instructions I've found are for Android 5.0. Since the rooting instructions involve flashing "patched kernels" for boot.img
( http://www.droidviews.com/root-nexus-5-nexus-7-2013-android-5-0-lollipop/) I am afraid to brick my nexus 7 by flashing the wrong boot.img.
Where do I find the correct files to root 5.1.1?
Is it the same boot.img as the one used to root 5.0?
Thanks.
Ok. Because nobody replied to my several requests for help, here's some useful information for others in my situation.
http://dottech.org/180387/how-to-root-nexus-7-2013-on-android-5-1-1-lollipop-lmy47v-guide/
http://wccftech.com/root-nexus-7-2013-lmy47v-android-5-1-1-and-install-cwm-recovery/
I know how scared of bricking my device I was and I know I'm not alone, so I hope this will help others avoid days of searching. Please note that the instructions are specific to the Android version and device.
**These are directions to install cmw recovery. I prefer twrp recovery. So if someone finds similar instructions for the nexus 7 2013 specifically for android 5.1.1 please let me know. I have not yet found it. Thanks.
I still have to do the same with my nexus 5, Android 5.1.1 ..... As some of us know, what is a no brainer to the experts is not so for many of us. So these helpful websites are very helpful - - once we find them
Did you look at Wug's Nexus Root Toolkit? http://forum.xda-developers.com/showthread.php?t=2389107
I used this to root my tablet when I got it a year and a half ago, and it was so easy! You can install TWRP right from the program. You can also use it with the nexus 5.
Thanks for replying.
I know about Wug tool. I've used it and ran into trouble. I now prefer using adb and fastboot and know exactly what I'm doing.

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