Custom Kernel and OTA updates - Nexus 4 Q&A, Help & Troubleshooting

Hello all,
I am really interested in trying out the Franco Kernel on my Nexus 4 but would still like the ability to update OTA in the future if possible.
From my research I understand that you lose the ability to do OTA updates once a custom kernel is installed.
If I ever wish to update OTA in the future is there a way? Can I just install the stock kernel and do an OTA update (without losing data on the phone)?
Appreciate your help on this.

FaeLLe said:
Hello all,
I am really interested in trying out the Franco Kernel on my Nexus 4 but would still like the ability to update OTA in the future if possible.
From my research I understand that you lose the ability to do OTA updates once a custom kernel is installed.
If I ever wish to update OTA in the future is there a way? Can I just install the stock kernel and do an OTA update (without losing data on the phone)?
Appreciate your help on this.
Click to expand...
Click to collapse
Yes you can after flashing back the stock kernel
Sent from my Nexus 7 using Tapatalk 2

eainyow said:
Yes you can after flashing back the stock kernel
Sent from my Nexus 7 using Tapatalk 2
Click to expand...
Click to collapse
Will I lose any data on phone after I flash stock kernel?
What about root, does flashing stock kernel affect root status? I think not since Su binary is in file system.

FaeLLe said:
Will I lose any data on phone after I flash stock kernel?
What about root, does flashing stock kernel affect root status? I think not since Su binary is in file system.
Click to expand...
Click to collapse
You won't lose any data or root access by flashing kernels.

Even if you have a custom recovery with the stock kernel, you can still receive OTAs?
Sent from my Nexus 4 using xda app-developers app

KrimsonChin said:
Even if you have a custom recovery with the stock kernel, you can still receive OTAs?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
As long as everything else is stock yes.
http://forum.xda-developers.com/showthread.php?t=2145848
Sent from my Nexus 4 using xda premium

Related

Will rooting disable OTA updates?

Question is simply in the title, I haven't found a clear answer to this. I would still like to receive OTA updates, but I have a few reasons to have my device rooted as well. Does rooting at this point in time disable OTA updates? Also would it be okay to flash these OTA updates or could it potentially brick my nexus 7.
Just rooting? No, but an ota update will remove root.
You only run into problems after installing a custom recovery.
Sent from my Nexus 7 using XDA Premium HD app
redmonke255 said:
Just rooting? No, but an ota update will remove root.
You only run into problems after installing a custom recovery.
Sent from my Nexus 7 using XDA Premium HD app
Click to expand...
Click to collapse
so as long as i don't install CWM then im okay?
redmonke255 said:
Just rooting? No, but an ota update will remove root.
You only run into problems after installing a custom recovery.
Sent from my Nexus 7 using XDA Premium HD app
Click to expand...
Click to collapse
So if I do update my tablet via an OTA update, would I just re root it the same way I did originally?
aaronfuhrer said:
So if I do update my tablet via an OTA update, would I just re root it the same way I did originally?
Click to expand...
Click to collapse
Exactly.
Or you could use Voodoo OTA RootKeeper.
aaronfuhrer said:
So if I do update my tablet via an OTA update, would I just re root it the same way I did originally?
Click to expand...
Click to collapse
cryporchild said:
Exactly.
Click to expand...
Click to collapse
Would everything on the tablet get erased again, or is there a way to re-root without unlocking the bootloader again and erasing everything?
tom_yellowblue said:
Would everything on the tablet get erased again, or is there a way to re-root without unlocking the bootloader again and erasing everything?
Click to expand...
Click to collapse
Not if you use the rootkeeper app
Sorry newbie with a 7 here.....
I don't wish to use a custom rom, but root and install either CWM or TWRP for recovery, will I stil be able to get the OTA with those please?
spthacker said:
Sorry newbie with a 7 here.....
I don't wish to use a custom rom, but root and install either CWM or TWRP for recovery, will I stil be able to get the OTA with those please?
Click to expand...
Click to collapse
As it was stated above, you can't install a custom recovery and get an OTA. At least not with a little work.
Sent from my Nexus 7 using xda app-developers app
redmonke255 said:
Just rooting? No, but an ota update will remove root.
You only run into problems after installing a custom recovery.
Sent from my Nexus 7 using XDA Premium HD app
Click to expand...
Click to collapse
So, OTA will remove root. But will the update also remove all the modifications i've done like copying nexus.xml (file for getting unlimited photos storage) to /system/etc/sysconfig and editing build.prop?

[Q] Constant Updates

Hello,
Don't know if this happens to anyone else. My Nexus 7 says that it has some updates to install in a very regular basis, every week or so. Is this regular updates or is it that the custom kernel (Morfic's Derkernel) is not allowing a proper installation?
I don't know what updates youre getting but I'm on 4.2.1 and I've been checking everyday but I haven't gotten ANY updates. (Stock unrooted)
Sent from my Nexus 7 using xda app-developers app
fuchini said:
Hello,
Don't know if this happens to anyone else. My Nexus 7 says that it has some updates to install in a very regular basis, every week or so. Is this regular updates or is it that the custom kernel (Morfic's Derkernel) is not allowing a proper installation?
Click to expand...
Click to collapse
You can't install a stock OTA update if you have a custom kernel and/or custom recovery installed.
Sent from my Nexus 7 using xda premium
just lou said:
You can't install a stock OTA update if you have a custom kernel and/or custom recovery installed.
Sent from my Nexus 7 using xda premium
Click to expand...
Click to collapse
Thanks a lot, can I flash the updates with TWRP? If so, where can I get the latest images?
fuchini said:
Thanks a lot, can I flash the updates with TWRP? If so, where can I get the latest images?
Click to expand...
Click to collapse
no, images from Google will wipe your device just so you know and are fine through adb. since you have twrp already installed it seems. you might as well peruse the dev section for a close to stock rom if that is what you're trying to do if not try something else
Sent from my Nexus 4 using Tapatalk 2
Thanks, I think I'll give paranoid android another chance.
Do you mean app updates or firmware updates? App updates are fairly regular, especially if you have a lot of installed apps. There have been 2 firmware updates since the N7 intro and if you haven't done them you will continue to get reminders occasionally.

[Q] Noob Q about OTA's.

So as I've gathered I can't update OTA when one is available if I have a custom recovery (CWM, TWRP). My question however is if I will be able to apply the update using my custom recovery, and if so, will I retain root and all my frozen bloat from TiBa? Thanks.
If you're talking about stock ota, then no if you have a custom recovery
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
blyndfyre said:
So as I've gathered I can't update OTA when one is available if I have a custom recovery (CWM, TWRP). My question however is if I will be able to apply the update using my custom recovery, and if so, will I retain root and all my frozen bloat from TiBa? Thanks.
Click to expand...
Click to collapse
Will get custom updates that you can flash through recovery long before the carrier releases the same update..
Sent from my FoxHounded AT&T S4
rcklss1 said:
Will get custom updates that you can flash through recovery long before the carrier releases the same update..
Sent from my FoxHounded AT&T S4
Click to expand...
Click to collapse
You are referring to custom ROM's correct? I was hoping to remain stock and root and still be able to apply updates.
Maybe I should be the bullet and flash a custom ROM that still incorporates TW (want the gestures).
Sent from my SGH-I337M using xda premium
blyndfyre said:
You are referring to custom ROM's correct? I was hoping to remain stock and root and still be able to apply updates.
Maybe I should be the bullet and flash a custom ROM that still incorporates TW (want the gestures).
Sent from my SGH-I337M using xda premium
Click to expand...
Click to collapse
thats what i am doing.

[Q] Nexus 4 OTA 4.3 update getting

Sorry for the noob questions but I tried to update my Nexus 4 currently rooted with 4.2.2 and Franco Kernel and I'm getting the error message "Installation Aborted". Do I need to unroot my phone in order to update to the 4.3 OTA?
Everything needs to be stock for the ota update.
Sent from my Nexus 4 using Tapatalk 4 Beta
MidtownHD said:
Everything needs to be stock for the ota update.
Sent from my Nexus 4 using Tapatalk 4 Beta
Click to expand...
Click to collapse
Is is possible to go back to stock without losing all my data such as photos, messages, apps etc...?
What else did you change besides rooting it and installing Franco kernel?
Sent from my Nexus 4 using Tapatalk 4 Beta
MidtownHD said:
What else did you change besides rooting it and installing Franco kernel?
Sent from my Nexus 4 using Tapatalk 4 Beta
Click to expand...
Click to collapse
Those were the only 2 modifications that I made. Would it possible to sideload 4.3 without having to return back to stock?
lawrenceny said:
Those were the only 2 modifications that I made. Would it possible to sideload 4.3 without having to return back to stock?
Click to expand...
Click to collapse
To install the ota, you can be rooted, but you have to root again. You have to be on the stock kernel and on stock recovery (for both how-tos can be found in the forums). Hopefully you didn't modification anything on the system ui or deinstalled some of the system apps, if you did you have to reflash a stock image, this can also be done without losing your data(how-to can be found in the forum), but In this case it would be easier to flash a 4.3 directly.
I'm sure you will manage your way. Good luck and happy reading :thumbup:
Franco kernel changes a lot of stuff, so u might get a bootloop. Just find the 4.2.2 stock kernel and flash of, then try to sideload the ota update.
http://forum.xda-developers.com/showthread.php?t=2101488
Sent from my Nexus 4 using Tapatalk 4 Beta

Upgrading to 4.4 kit Kat

Hey guys quick question my n4 is rooted and running cm10.1.3. I never bothered to upgrade to 4.3, so my radio, kernel and bootloader are stock 4.2.2. Is it better to get the ota update and be up on things or flash stock kernel, boot loader and radio for 4.4 when ever there available? Or maybe factory image?
Sent from my Nexus 4 using xda app-developers app
Just flash the stock images for kit Kat when they are available, right now back up all your data
Sent from my Nexus 4 using xda app-developers app
sacramento458 said:
Hey guys quick question my n4 is rooted and running cm10.1.3. I never bothered to upgrade to 4.3, so my radio, kernel and bootloader are stock 4.2.2. Is it better to get the ota update and be up on things or flash stock kernel, boot loader and radio for 4.4 when ever there available? Or maybe factory image?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
my friend as this will pop up all over the forum the best thing to do is just wait for a rooted version to show up. I did not upgrade my bootloader and I have not had any issues with 4.3 which mind you is a great running OS you should try it.
I dont understand having root then unrooting to flash stock which you obviously dont like since you run cm and then wait to root it all over again to back an upgraded rooted version of cm...
aanonymoushuman said:
Just flash the stock images for kit Kat when they are available, right now back up all your data
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Alright thanks will do
Sent from my Nexus 4 using xda app-developers app
Question on the way for the custom recovery+kernel guys on 4.3 what is the best to upgrade besides wiping your entire phone and flashing the stock images entirely?.
I think i know 2 ways just not sure they are recommended, 1st is flashing stock kernel + returning recovery to stock (should get OTA)
2nd is flashing only the system.img and the bootloader me thinks.
Feel free to verify this.
:good:
playya said:
my friend as this will pop up all over the forum the best thing to do is just wait for a rooted version to show up. I did not upgrade my bootloader and I have not had any issues with 4.3 which mind you is a great running OS you should try it.
I dont understand having root then unrooting to flash stock which you obviously dont like since you run cm and then wait to root it all over again to back an upgraded rooted version of cm...
Click to expand...
Click to collapse
You make a lot of sense ,its more of curiosity and so I won't brick my nexus. So I can get away with not upgrading my bootloader for 4.4?
What about kernel, do I need to update that for 4.4 or is that judgement call?
Sent from my Nexus 4 using xda app-developers app
sacramento458 said:
You make a lot of sense ,its more of curiosity and so I won't brick my nexus. So I can get away with not upgrading my bootloader for 4.4?
What about kernel, do I need to update that for 4.4 or is that judgement call?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
you are asking questions that trial and error are going to figure out for us. Kernels of course if you are on a 4.4 rom you would use a 4.4 kernel. Upgrading your bootloader may or may not be needed but we wont know until kitkat starts popping. everyone said you needed to upgrade bootloader for 4.3 but I have never had any issue at all.... Just wait it out and read read read
Tricepz said:
Question on the way for the custom recovery+kernel guys on 4.3 what is the best to upgrade besides wiping your entire phone and flashing the stock images entirely?.
I think i know 2 ways just not sure they are recommended, 1st is flashing stock kernel + returning recovery to stock (should get OTA)
2nd is flashing only the system.img and the bootloader me thinks.
Feel free to verify this.
:good:
Click to expand...
Click to collapse
Not to sure but as long as you're on stock ROM and stock kernel you should be fine although I don't know if custom recovery keeps you from getting update.
Sent from my Nexus 4 using xda app-developers app
playya said:
you are asking questions that trial and error are going to figure out for us. Kernels of course if you are on a 4.4 rom you would use a 4.4 kernel. Upgrading your bootloader may or may not be needed but we wont know until kitkat starts popping. everyone said you needed to upgrade bootloader for 4.3 but I have never had any issue at all.... Just wait it out and read read read
Click to expand...
Click to collapse
Thanks for the clarification, appreciate the support.
Sent from my Nexus 4 using xda app-developers app
sacramento458 said:
Thanks for the clarification, appreciate the support.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
no problem hopefully you can pass it on to others like you who may be unsure of what to do...
playya said:
no problem hopefully you can pass it on to others like you who may be unsure of what to do...
Click to expand...
Click to collapse
Absolutely bro
You do have to be on stock recovery, stock bootloader for the update to go thru properly otherwise it'll fail.
Tricepz said:
Question on the way for the custom recovery+kernel guys on 4.3 what is the best to upgrade besides wiping your entire phone and flashing the stock images entirely?.
I think i know 2 ways just not sure they are recommended, 1st is flashing stock kernel + returning recovery to stock (should get OTA)
2nd is flashing only the system.img and the bootloader me thinks.
Feel free to verify this.
:good:
Click to expand...
Click to collapse
If you are still on stock rom and you just have custom kernel+recovery, U could do the following for not using any current apps or files.
- Wait till your favorite Toolkit (e.g Wug) get updated for 4.4 and then download the official factory rom.
- Extract it and keep all separate zips, like radio, bootloader,system etc.
- Unroot and flash stock kernel
- Flash all previous zips, EXCEPT user.img which will delete everything
- Reroot and U r ready to flash again custom kernel
Maybe a noob question but my n4 is rooted. Will this cause any problems withe the update?
Sent from my Nexus 4 using xda app-developers app
RASTAVIPER said:
If you are still on stock rom and you just have custom kernel+recovery, U could do the following for not using any current apps or files.
- Wait till your favorite Toolkit (e.g Wug) get updated for 4.4 and then download the official factory rom.
- Extract it and keep all separate zips, like radio, bootloader,system etc.
- Unroot and flash stock kernel
- Flash all previous zips, EXCEPT user.img which will delete everything
- Reroot and U r ready to flash again custom kernel
Click to expand...
Click to collapse
The original stock kernel of 4.3 is on the bootloader.img on the google source code aye?
Thanks, now we just need to wait for the official 4.4 on google's developers.
Tricepz said:
The original stock kernel of 4.3 is on the bootloader.img on the google source code aye?
Thanks, now we just need to wait for the official 4.4 on google's developers.
Click to expand...
Click to collapse
Here a direct link for stock kernel 0.84 from JWR66V factory image
http://d-h.st/cIJ
Hello,
My phone has already had the radio upgraded to latest so it can run 4.3. I am rooted, have TWRP 2.6.3.0, will I be ok to flash the PA 4.4 and gapps? I keep posts about folks losing their sdcard data and their custom recovery being removed (not sure how!).
Thanks.
Schur1k said:
Maybe a noob question but my n4 is rooted. Will this cause any problems withe the update?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Do you have a custom recover?
Sent from my Nexus 4 using xda app-developers app
Schur1k said:
Maybe a noob question but my n4 is rooted. Will this cause any problems withe the update?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Do you have a custom recovery?
Sent from my Nexus 4 using xda app-developers app
maritimesbob said:
Hello,
My phone has already had the radio upgraded to latest so it can run 4.3. I am rooted, have TWRP 2.6.3.0, will I be ok to flash the PA 4.4 and gapps? I keep posts about folks losing their sdcard data and their custom recovery being removed (not sure how!).
Thanks.
Click to expand...
Click to collapse
I'm sure that radio doesn't affect your ability to flash certain ROMs so you shouldn't have a problem flashing 4.4. As far as losing SD data not sure how that's happening.
Sent from my Nexus 4 using xda app-developers app

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