No system updates option - Nexus 4 Q&A, Help & Troubleshooting

Hi,
Does anyone know why I don't have the SYSTEM UPDATES option in > about phone?
I am on version 4.2

Did you try rebooting or doing a factory reset?
Sent from my Nexus 4 using xda premium

Problem fixed. After I unlock the boot loader and root it.
Sent from my Nexus 4 using xda app-developers app

Unlocking and rooting would have absolutely no effect at all on what you're describing.

But it does wipe the phone, which is probably what fixed it.

Wiping doesn't effect the ROM installed that way either.
Wiping your user data has no effect on the actual framework of the ROM. Nothing you can as a user can make it go away

Related

Google Books!

I downloaded Google Books today just to play around with it and now I cannot uninstall it. I don't want to root my phone just to get rid of it. Will a hard reset help?
Sent from my Nexus S using XDA Premium App
Not sure bout a hard reset. When i got my phone, this was already preinstalled. Your phone might think its a system app and not clear after a hard reset.
Sent from my Nexus S 4G using XDA App
Hmm.. that sucks.
By the way, is there any difference between a factory reset done via the settings menu and the hard reset done by booting into the special menu?
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athani said:
I downloaded Google Books today just to play around with it and now I cannot uninstall it. I don't want to root my phone just to get rid of it. Will a hard reset help?
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
All Nexus Ss come with Google Books preinstalled after the 2.3.1 or 2.3.2 ota. So nothing can remove it unless you root. Why so annoyed by it? you never noticed it being installed on the phone before and it doesn't take any resources if you disable books syncing from Accounts and Sync under the system settings.
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My phone did not have google books preinstalled. I installed it yesterday just to see what it was and now I'm stuck with it.
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Pretty sure it's still the same as it use to be
Soft reset is like rebooting
Hard reset is like unplugging something while its on( removing battery without turning phone off first).
Factory rest wipes it to stock, or original rom that you may have flashed. All setting revert to default.
Don't quote me though
athani said:
Hmm.. that sucks.
By the way, is there any difference between a factory reset done via the settings menu and the hard reset done by booting into the special menu?
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
Sent from my Nexus S 4G using XDA App
pierre1321 said:
Pretty sure it's still the same as it use to be
Soft reset is like rebooting
Hard reset is like unplugging something while its on( removing battery without turning phone off first).
Factory rest wipes it to stock, or original rom that you may have flashed. All setting revert to default.
Don't quote me though
Sent from my Nexus S 4G using XDA App
Click to expand...
Click to collapse
Actually, I wanted to know if there is any difference between the two methods of performing a factory reset -
1. Settings> Privacy> Factory Data Reset
2. Power off phone. Power on while pressing the volume up button. And then reset.
Does the latter method perform a "deeper" reset?
Sent from my Nexus S using XDA Premium App
Its a preference thing.
If I'm on stock, prolly do it through settings.
Or through bootloader if i can't get it to boot.
If rooted and unlocked and custom rom, i do it through recovery. Cause i can flash and clear stuff in 1 shot.
athani said:
Actually, I wanted to know if there is any difference between the two methods of performing a factory reset -
1. Settings> Privacy> Factory Data Reset
2. Power off phone. Power on while pressing the volume up button. And then reset.
Does the latter method perform a "deeper" reset?
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
Sent from my Nexus S 4G using XDA App
I want to "root" my phone only for the purpose of getting rid of some pre-installed stuff. I do not want to have a custon ROM, at least not now.
I've seen this thread which explains rooting the Nexus S, giving 4 steps in which to do it.
At what step can I stop if I want just a simple root as stated above? Or will I have to go through the whole process?
Will the procedure erase anything from my phone? If yes, how do I backup?
I believe both reset methods do the same thing, which is format the /data partition (and maybe a bit more?).
matt2053 said:
I believe both reset methods do the same thing, which is format the /data partition (and maybe a bit more?).
Click to expand...
Click to collapse
Thanks for the reply but I'm just as clueless as before.
Sent from my Nexus S using XDA Premium App
athani said:
I want to "root" my phone only for the purpose of getting rid of some pre-installed stuff. I do not want to have a custon ROM, at least not now.
I've seen this thread which explains rooting the Nexus S, giving 4 steps in which to do it.
At what step can I stop if I want just a simple root as stated above? Or will I have to go through the whole process?
Will the procedure erase anything from my phone? If yes, how do I backup?
Click to expand...
Click to collapse
The process will wipe your data, and you need to do the whole thing.
Sent from my Nexus S using XDA App
I just checked, it only takes up 4M, which is nothing. I wouldn't worry about it so much.
Sent from my Nexus S using Tapatalk

Rooted and encrypted phone. How do I unencrypt?

I have a Nexus 4 and I'm running the stock ROM, but I am rooted. I encrypted my phone and have tried a factory rest in recovery and in the settings on the phone. It simply restarts and it's still encrypted. In recovery I'm using CM and it errors stating it can't load a file. What is going on and how do I make my phone work?
I'm trying to run Nexus Root Tookit v1.6.2 and it also still encrypted.
Is their any way to hard reset this phone? I tried fixing permissions in CM and it still won't let me wipe and do a factory reset
What do mean by "encrypted", do you mean you re-locked the bootloader ?
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mobileboost said:
I have a Nexus 4 and I'm running the stock ROM, but I am rooted. I encrypted my phone and have tried a factory rest in recovery and in the settings on the phone. It simply restarts and it's still encrypted. In recovery I'm using CM and it errors stating it can't load a file. What is going on and how do I make my phone work?
I'm trying to run Nexus Root Tookit v1.6.2 and it also still encrypted.
Is their any way to hard reset this phone? I tried fixing permissions in CM and it still won't let me wipe and do a factory reset
Click to expand...
Click to collapse
Your name is "mobileboost", you are new, and you are trying to figure out to hack and encrypted phone?
Hmmmm smells a bit fishy...
Sent from my Nexus 4
Can someone tell me what he means by encrypted.
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No known way to decrypt. If you want to decrypt you'll need to erase the user data partition in recovery. Which will wipe any user information.
If that fails you'll need to flash back to the stock using the methods in the android development.
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steviewevie said:
What do mean by "encrypted", do you mean you re-locked the bootloader ?
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Click to expand...
Click to collapse
There is a encryption option in security section, requires a pin you created to decrypt every time you power on the phone.
mobileboost said:
I have a Nexus 4 and I'm running the stock ROM, but I am rooted. I encrypted my phone and have tried a factory rest in recovery and in the settings on the phone. It simply restarts and it's still encrypted. In recovery I'm using CM and it errors stating it can't load a file. What is going on and how do I make my phone work?
I'm trying to run Nexus Root Tookit v1.6.2 and it also still encrypted.
Is their any way to hard reset this phone? I tried fixing permissions in CM and it still won't let me wipe and do a factory reset
Click to expand...
Click to collapse
ibegary said:
No known way to decrypt. If you want to decrypt you'll need to erase the user data partition in recovery. Which will wipe any user information.
If that fails you'll need to flash back to the stock using the methods in the android development.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
I can confirm ibegary's statement. When you encrypt your phone it warns you that the ONLY way to decrypt it is to wipe all data from your SD card.
Demonic240 said:
I can confirm ibegary's statement. When you encrypt your phone it warns you that the ONLY way to decrypt it is to wipe all data from your SD card.
Click to expand...
Click to collapse
How can you erase all data?
Factory reset doesn't work. It reboots, but all is still there.
What can I do?
To connect to my company I had to encrypt data. But I want to start over.
I have no problem to erase all, but I don't have an idea how to do it.
Now days a lot of companies have a BYOD (Bring your own device) policy that requires users to install Google Apps Device Policy from the play store. This then enables you to get in to your company emails and what not. You have to complete a set of procedures, encrypting the device is one of them. You also need to have a decrypytion PIN that allows you to use the device. Furthermore, your companies admins can access your device remotely.
I tried it on my backup Nexus S and when I wanted to go back to stock, I had to uninstall Google Apps Device Policy first. Then I did a factory reset. Of course, you need your PIN to begin.
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ehtoeh said:
Now days a lot of companies have a BYOD (Bring your own device) policy that requires users to install Google Apps Device Policy from the play store. This then enables you to get in to your company emails and what not. You have to complete a set of procedures, encrypting the device is one of them. You also need to have a decrypytion PIN that allows you to use the device. Furthermore, your companies admins can access your device remotely.
I tried it on my backup Nexus S and when I wanted to go back to stock, I had to uninstall Google Apps Device Policy first. Then I did a factory reset. Of course, you need your PIN to begin.
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
Google Apps Device Policy first isn't installed on my Nexus
mobileboost said:
I have a Nexus 4 and I'm running the stock ROM, but I am rooted. I encrypted my phone and have tried a factory rest in recovery and in the settings on the phone. It simply restarts and it's still encrypted. In recovery I'm using CM and it errors stating it can't load a file. What is going on and how do I make my phone work?
I'm trying to run Nexus Root Tookit v1.6.2 and it also still encrypted.
Is their any way to hard reset this phone? I tried fixing permissions in CM and it still won't let me wipe and do a factory reset
Click to expand...
Click to collapse
I came across this (just now) and discovered the only way to do a factory reset was to flash the original stock recovery and do a factory reset from there. You can flash the factory recovery using the toolkit.
Factory Reset worked for me
j0ff said:
I came across this (just now) and discovered the only way to do a factory reset was to flash the original stock recovery and do a factory reset from there. You can flash the factory recovery using the toolkit.
Click to expand...
Click to collapse
I have a Nexus 4 My BYOD policy made me encrypt my phone, and I have my phone rooted running stock.
A simple factory reset worked for me.
Everything I have read said it shouldn't but it did. I am running android 4.3
Maybe an update fixed this issue.

(Q) how do i deletete EVERYTHING from my n4

Im gonna sell it and dont wanna leave nothing on it. I wanna delete all of it withouth messing it up or loosing root.
Thanks
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Go into custom recovery and factory reset then format data. If you have stock recovery just do a factory reset
Sent from my Nexus 4
Raul69.atl said:
Im gonna sell it and dont wanna leave nothing on it. I wanna delete all of it withouth messing it up or loosing root.
Thanks
Sent from my Nexus 4 using xda app-developers app
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Click to collapse
I think "Factory Data Reset" under Settings >> Backup & Reset will help. Or, just flash the device and re-install the ROM you are using.
Follow the 'back to stock' guide and it will reload the stock ROM and wipe all data on the phone as well. You can then relock the bootloader and sell it
Wipe userdata partition through fastboot.

reset to factory

I did the twrp method of rooting and would like to know show to get my system back to factory. also how would I go about getting my system to a fresh state of root? would using the twrp recovery factory reset just basically reset my system back to a fresh root state? I applied a bunch of tweaks and my system is acting funny. thanks for the help
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if do a factory reset u will lose root but that can b easily fixed by flashing a Su zip..sorry dont have link for u at hand.
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skiwong20 said:
if do a factory reset u will lose root but that can b easily fixed by flashing a Su zip..sorry dont have link for u at hand.
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
A factory reset will NOT cause you to lose root.
Using googles factory images you can do a full reset to stock including system. Its like a new device except it doesn't change the bootloader status.
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tiny4579 said:
Using googles factory images you can do a full reset to stock including system. Its like a new device except it doesn't change the bootloader status.
Click to expand...
Click to collapse
I don't think Google has released factory images yet (for this model) on the developer website. They weren't there last time I checked.
http://forum.xda-developers.com/showthread.php?t=2381582
http://forum.xda-developers.com/showthread.php?t=2381438
Those will get you to the equivalent of or close to factory (one of them is pre-rooted), which may be all the OP wants to do.
However they aren't technically Google's factory images.

4.3 problem.

I have a problem with my nexus 4. I noticed that my phone sometimes is getting slow and then I can't do anything, and after a few seconds there is a System FC window. Only reboot helps me.
I use official 4.3, no root, even bootloader is locked.
Any ideas what can I do?
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kissme99 said:
I have a problem with my nexus 4. I noticed that my phone sometimes is getting slow and then I can't do anything, and after a few seconds there is a System FC window. Only reboot helps me.
I use official 4.3, no root, even bootloader is locked.
Any ideas what can I do?
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Try a factory reset after backing up everything, that usually solves the problem. You should try it in recovery first, wipe everything. After that do a factory reset in Android. Should work like new. I had problems after installing 4.3 (FC, lags and playstore not working) the factory reset solved it.
Oh, I hope it'll help me.
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