Unlocking bootloader and rooting question - Nexus 4 Q&A, Help & Troubleshooting

Hi I'm new around here but to unlocking and rooting. In the past have had multiple android phones or a which I have put custom Roms on.
When unlocking the bootloader on the Nexus 4 it say it wipes your data what exactly does it wipe?
Is it just my apps and the setting or is it everything ie music pictures videos apps settings.
Thanks in advance for anyone that can awnser my question
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It wipes out everything. Like.... EVERYTHING
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Does it acctually remove or overwrite the data so it can't be accessed no matter what or does it just delete and leave it so someone that knows how could retrieve the data?

nope it wipes everything like if u was gonna resell it nothing exist after that procedure so make a backup of what u need cause its gonna get formatted

Related

[Noob] is it possible to root again on 4.1.2 without unlocking bootloader?

Hi
Just a quick question , is it possible to root again on 4.1.2 if you were on 4.1.1 stock only rooted not unlocked.
Without loosing all the data?
Cheers
PS: this is my first post!
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+1 and I don't want to unlock and relock, there was a method taken from galaxy nexus but doesn't work anymore after 4.1.2 update
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auda said:
+1 and I don't want to unlock and relock, there was a method taken from galaxy nexus but doesn't work anymore after 4.1.2 update
Click to expand...
Click to collapse
Why would you want to relock?
Just unlock, root and be done with it.
Sent from my Nexus 7
Unlocked and rooted now. Just made the regular backup through rooting toolkit and voila and everything back to as it was after restore. Didn't take too LNG either for backup or restore.
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@krelvinaz
as unlocking bootloader is not necessary for me (i dont flash new roms , ...etc )
also you know that feeling you are doing something wrong took me awhile (lack of courage) to root
@ghostaa
noob question , did the backup restores everything (even the widgets you placed on your home screens, i hate to customize it again)
Nope backup didn't restore the widgets but apart from it everything else was!
Hope this would help...
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Considering selling Nexus 7,need help.

As title suggests, I'm considering selling this lovely device. Though I may get it again in the future, I'm only selling it so I can get a dam, phone, been phone less for about 2 years now because darn monthly plans are too expensive.
Anyway, my question is. How do I ensure my device is safe to sell? Meaning, I need to make sure I delete everything on this device and ensure nothing of my personal data or cache is left behind. Does factory reset get that job done? Or is there more steps and procedures I should follow?
My Nexus 7 is also rooted and unlocked.
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Flash a stock image, where most things will be wiped. I'm not sure about /sdcard though, you may need to do that manually. Once back on a fresh stock image, re-lock the bootloader.
What if the customer wants it rooted and unlocked? Factory wipe and move sd card contents to my computer, will that do?
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Factory data reset if they want it unlocked and rooted they can do it them selves
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PATRICKismyHERO said:
What if the customer wants it rooted and unlocked? Factory wipe and move sd card contents to my computer, will that do?
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Click to expand...
Click to collapse
In that case, yes.
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Root nexus 4 without unlocking bootloader

Hi all,
I used to be a hard core iOS user and just boarded on android wagon with my nexus 4 version 4.2.1. I am still learning my ways around android coolness and stumbled upon apps like display control for nexus 4 or titanium backup etc which require root access.
Can I just root and install these apps or any other apps which needs root access without unlocking the boatloader (From what I have heard it will wipe phone and is only useful if there is a need to install custom roms...which I have no use for as of now..just root)
Thanks in advance.
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I'm pretty sure you need to unlock bootloader to root..
I recently rooted and was able to back up everything.. I dont think I lost anything when I restored my backup
You only need to unlock the boot loader if you are going to flash custom ROMs. Other you can leave it locked and just root it.
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The short answer is that you must unlock.
The long answer is that in theory you could achieve root without unlocking but in practice any other method is just too difficult.
No one is going to make the effort when backing up all your files, unlocking, then starting again with an empty phone, is about a million times easier.
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Use a new app called carbon backup. No need for root. It backs up app data etc...
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Backup your apps + data (photos) with titanium backup, then copy the folder to your computer or sync with Dropbox. After unlocking bootloader (wipe) just copy /sync The folder back
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calanizzle said:
Backup your apps + data (photos) with titanium backup, then copy the folder to your computer or sync with Dropbox. After unlocking bootloader (wipe) just copy /sync The folder back
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Click to expand...
Click to collapse
Titanium requires root
Read this if you want to have root with a locked bootloader.
But you still have to unlock and lock
http://forum.xda-developers.com/showthread.php?t=2010312
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I was under the same situation, but part of learning is breaking stuff.
I had to reinstall the stock rom in my phone twice in the first week, and lost all my settings in the process, I would just say that rooting is worth the process and the pain.
And carbon backup does not require root
I have unlocked and rooted my Nexus 7, and I plan to do the same with my Nexus 4, so I'll go ahead and ask the question here.
Once I unlock and root, could I, and should I relock the bootloader, and if so, will it wipe all data again, but leave it rooted? In other words, I want to root, but have heard that leaving the bootloader unlocked is a bad idea. If the response applies to both my 4 and 7, please advise.
wvcadle said:
I have unlocked and rooted my Nexus 7, and I plan to do the same with my Nexus 4, so I'll go ahead and ask the question here.
Once I unlock and root, could I, and should I relock the bootloader, and if so, will it wipe all data again, but leave it rooted? In other words, I want to root, but have heard that leaving the bootloader unlocked is a bad idea. If the response applies to both my 4 and 7, please advise.
Click to expand...
Click to collapse
Bootloader unlocked may void warranty.
Unlock bootloader. Root phone. Relock bootloader.
But when u install an OTA u have to do the same process again because
u lose root.
Unjustable said:
Bootloader unlocked may void warranty.
Unlock bootloader. Root phone. Relock bootloader.
But when u install an OTA u have to do the same process again because
u lose root.
Click to expand...
Click to collapse
If I unlocked, rooted, but didn't relock, will relocking wipe my tablet/phone again?
wvcadle said:
If I unlocked, rooted, but didn't relock, will relocking wipe my tablet/phone again?
Click to expand...
Click to collapse
I believe it's only when unlocking. But can't tell 100% sure
Thanks to all folks for taking the time to contribute here.
OK..so what I am hearing is that I can unlock the boot loader for root but that's not mandatory. Correct? Is not t advisable ?
Also will I lose ota updates if I
1) just root, no unlocking boot loader
2) root + unlocking boot loader
Again I have no idea on androids world of custom Roms and kernels
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anx.sap said:
Thanks to all folks for taking the time to contribute here.
OK..so what I am hearing is that I can unlock the boot loader for root but that's not mandatory. Correct? Is not t advisable ?
Also will I lose ota updates if I
1) just root, no unlocking boot loader
2) root + unlocking boot loader
Again I have no idea on androids world of custom Roms and kernels
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
You need to unlock bootloader to root. I don't believe there's an exploit for rooting with a locked bootloader for jellybean.
You won't lose ota if you unlock and/or root. Just make sure the phone is only rooted and no system files are modified
Flowed and Tapped from my Nexus
anx.sap said:
Hi all,
I used to be a hard core iOS user and just boarded on android wagon with my nexus 4 version 4.2.1. I am still learning my ways around android coolness and stumbled upon apps like display control for nexus 4 or titanium backup etc which require root access.
Can I just root and install these apps or any other apps which needs root access without unlocking the boatloader (From what I have heard it will wipe phone and is only useful if there is a need to install custom roms...which I have no use for as of now..just root)
Thanks in advance.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
You need to unlock the bootloader if you want to root. But you can side load apps (Not using Play Store) without rooting.
Unless the app requires root for the app to function correctly.
Thanks so much guys. I went ahead and unlocked the boatloader followed by root. I used the wugfresh toolkit and it was a cakewalk. I didnt install any custom recovery.
The only problem is dolphin browser beta has stopped working now. It was great before.
Also, should I re lock the boot loader...and how.
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I found the cause. The ad block plus app is no blocking the dolphin beta browser.
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You only need to re lock it if you return it for warranty. The stickies have many guides showing how.
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juicyjones said:
You only need to re lock it if you return it for warranty. The stickies have many guides showing how.
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Click to expand...
Click to collapse
+ back to stock first
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[Q] factory reset nexus 4 with cracked screen

I'm thinking about selling the phone and wanted to wipe everything. Can someone tell me a way if its possible without the touch screen being responsive.
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JZ832 said:
I'm thinking about selling the phone and wanted to wipe everything. Can someone tell me a way if its possible without the touch screen being responsive.
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Click to expand...
Click to collapse
Erm, yes, it's possible but it depends where you can get to. If you can get it into fastboot then you can reflash the stock rom and relock the bootloader.
That'll format the internal partition and obviously make it look OEM. That said, you not thinking of fixing/RMA'ing?
unlocking the bootloader will wipe everything. then relock it.
ziddey said:
unlocking the bootloader will wipe everything. then relock it.
Click to expand...
Click to collapse
Where do I go to do that?
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Nexus Toolkit, Lock/Unlock Bootloader
You want it going back locked.

Question about rooting a brand new unused Nexus 4

My N4 is coming Wednesday, I want to root it and flash the Xylon rom to it... only, last time I rooted was with the Droid 1 and I stayed stock...
My question is do I need to do an initial setup backup then root and flash the rom or can I backup then root then flash the rom and use that as my first setup?
You cannot backup without having root first. So you will lose everything. When you unlock the bootloader, everything gets deleted. That's why when you first get the phone you should root it. Then if you like you can backup the ROM in case that you ever want to go back to stock.
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Eddy130306 said:
You cannot backup without having root first. So you will lose everything. When you unlock the bootloader, everything gets deleted. That's why when you first get the phone you should root it. Then if you like you can backup the ROM in case that you ever want to go back to stock.
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Click to expand...
Click to collapse
I would like to correct you there. You can backup app data using Koush's Carbon app, which you can find on Google Play. Made by the same guy behind CWM. A very simple app that uses some sort of loophole to make backups even on non-rooted devices.
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