I have quistions before unlocking and rooting my Xperia SP - Xperia SP Q&A, Help & Troubleshooting

http://forum.xda-developers.com/showthread.php?t=2354721
it says i will lose my "DRM keys"
what will be the negative effects of that?
and after flashing a custom rom to my Xperia SP will my IMEI still be there?
thanks already!
Note: I'm a noob

Bckup ur TA
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Gabboxxx said:
Bckup ur TA
Sent from my C5303 using XDA Premium 4 mobile app
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not going to happen since it needs to be rooted to backup my TA, and to root it i need to unlock my bootloader *sigh* -.-

You can downgrade back to 4.1.2 and root via this guide: http://forum.xda-developers.com/showthread.php?t=2440375

Gabboxxx said:
Bckup ur TA
Sent from my C5303 using XDA Premium 4 mobile app
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mrjraider said:
You can downgrade back to 4.1.2 and root via this guide: http://forum.xda-developers.com/showthread.php?t=2440375
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Click to collapse
and how will i downgrade to 4.1.2, any tutorial for that?

mrjraider said:
You can downgrade back to 4.1.2 and root via this guide: http://forum.xda-developers.com/showthread.php?t=2440375
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Click to collapse
and is it possible to downgrade without root/locked bootloader?

it is an C5303 build-number: 12.1.A.1.201 just so you know

SibaNL said:
and how will i downgrade to 4.1.2, any tutorial for that?
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SibaNL said:
and is it possible to downgrade without root/locked bootloader?
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Can check the links given in replies for the similar query as yours, in this thread..
http://forum.xda-developers.com/showthread.php?t=2738106
You won't lose your IMEI by flashing ROMs.. usually

Related

Question about root and upgrade

I would like to ask if I use flashtool to upgrade my tx, will the root permission be removed?
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if you flash unrooted stock FW - yep
jasieq said:
if you flash unrooted stock FW - yep
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If my stock rom(official) is rooted, now I upgrade the FW(official ftf) by using flashtool, will the root permission be removed?
TomSanDan said:
If my stock rom(official) is rooted, now I upgrade the FW(official ftf) by using flashtool, will the root permission be removed?
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Yes. Since the ftf remove the old /system and /data. You'll lose it.
Thank me! I need to get my thanks up from my previous account!
How about the mod I have flashed before?
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all mods will be removed too
Supersonic335 said:
all mods will be removed too
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How to solve it t.t
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After upgrading, just root and flash the mods again.
Thank me! I need to get my thanks up from my previous account!
Erica Law said:
After upgrading, just root and flash the mods again.
Thank me! I need to get my thanks up from my previous account!
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But it may be more difficult to root after upgrading
Sent from my LT29i using xda app-developers app
this is working even on locked BL
http://forum.xda-developers.com/showthread.php?t=1886460
use option 3
TomSanDan said:
But it may be more difficult to root after upgrading
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There's many ways to obtain root. Try searching for one.
Thank me! I need to get my thanks up from my previous account!
Erica Law said:
There's many ways to obtain root. Try searching for one.
Thank me! I need to get my thanks up from my previous account!
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Does it need to unlock the bootlaoder? I DON'T WANT!
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TomSanDan said:
Does it need to unlock the bootlaoder? I DON'T WANT!
Sent from my LT29i using xda app-developers app
Click to expand...
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Like I said. Search. There are some for locked while others for unlocked.
Thank me! I need to get my thanks up from my previous account!
Supersonic335 said:
this is working even on locked BL
http://forum.xda-developers.com/showthread.php?t=1886460
use option 3
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if I root with this tool, will I receive the official updates from sony pc companion or will I have to flash the new firmware with flashtool?
Yes, you will get updates from Sony
Sent from my star trek communicator
Sony Flagship device circa 2145

unlock bootloader problem

some one plz help me for solving the problem. i am getting this error while unlocking the bootloader. check the pic below..
Try using the latest flash tool. That should solve your problem.
Sent from my C6603 using XDA Premium 4 mobile app
shprakash said:
some one plz help me for solving the problem. i am getting this error while unlocking the bootloader. check the pic below..
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Do not forget to make a TA-Backup.
gripfly said:
Do not forget to make a TA-Backup.
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should i need to root before unlocking the bootloader?
shprakash said:
should i need to root before unlocking the bootloader?
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I don't know. But do you have USB debugging on?
Google doesn't say something for your problem? Which tutorial/method you use?
You need root to backup your TA, so yes and no
Strictly seen you don't need it to unlock, but i strongly suggest you do backup your TA do you can restore your drm keys should you ever have the need to
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crazymister said:
You need root to backup your TA, so yes and no
Strictly seen you don't need it to unlock, but i strongly suggest you do backup your TA do you can restore your drm keys should you ever have the need to
Sent from my C6603 using XDA Premium 4 mobile app
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i have backed up my drm keys with TA
only thing i need to do is to unlock my bootloader tats it, should i need to install Sdk before unlocking?
Are you allowed to unlock your bootloader? Check it out. *#*#7378423#*#*
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Dreiundachzig said:
Are you allowed to unlock your bootloader? Check it out. *#*#7378423#*#*
Sent from my Xperia Z using XDA Premium 4 mobile app.
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Finally got unlocked
happppiiiieeeeeeeeeeeeeeeeeeeee,,.....:laugh::victory:

Unlock and root 4.3 ver 290

Hey guys i just updated to 290 via pc companion, is it safe to unlock the bootloader? And is it possible to gain root? I just moved to the z1 from the nexus4
Are there ant steps to install a custom recovery with 4.3?
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whisper13 said:
Hey guys i just updated to 290 via pc companion, is it safe to unlock the bootloader? And is it possible to gain root? I just moved to the z1 from the nexus4
Are there ant steps to install a custom recovery with 4.3?
Sent from my C6903 using xda app-developers app
Click to expand...
Click to collapse
Dude use the SEARCH button.
Watch this:
http://youtu.be/l78p_2ShPS0
You don't need to unlock the bootloader to get root. If you wanna keep it locked and get root:
http://youtu.be/1aq9YTlfCgc
If you do decide to unlock the bootloader. BACKUP YOUR TA:
http://youtu.be/kva9-rAPG5s
whisper13 said:
Hey guys i just updated to 290 via pc companion, is it safe to unlock the bootloader?
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Yes, before that you have to Backup your TA. Remember, unlocking bootlader will void your warranty.
whisper13 said:
And is it possible to gain root? I just moved to the z1 from the nexus4
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Yes but if you Search before do things and updates probably now you will have not downgrade again.
whisper13 said:
Are there ant steps to install a custom recovery with 4.3?
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Click to collapse
Everything is on XDA if you just Search a bit before open a thread.
Step by Step here, Page 2, Post #16: http://forum.xda-developers.com/showthread.php?t=2588331&page=2

[Q] Do I need to unlock bootloader when rooting Xperia z1 ??

hey !
I have a new Z1 C6903 with the .108 firmware and I want to flash a custom rom ( stock android, probably Cyanogenmod). Do I need to unlock the bootloader for that ?
Thnx !
Afterlife737 said:
hey !
I have a new Z1 C6903 with the .108 firmware and I want to flash a custom rom ( stock android, probably Cyanogenmod). Do I need to unlock the bootloader for that ?
Thnx !
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If you want cm on your Z1 you need to unlock your bootloader. Backup ta first
JustPlayingHard said:
If you want cm on your Z1 you need to unlock your bootloader. Backup ta first
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How do I do this and do I unlock the bootloader before rooting the device ?? Is unlocking the bootloader risky ??
Root first, backup ta, then unlock the boot.
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gregbradley said:
Root first, backup ta, then unlock the boot.
Sent from my C6903 using XDA Premium 4 mobile app
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Okay - is there an all in one guide I can follow from someone? How do I backup the Ta partition and do I have to unlock the bootloader using Android Sdk or is there a different way?
Thread closed. Please post your question once and use search.
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[Q] Xperia Z1 help with unroot, relock bootloader and restore to factory settings

Hey,
I've got a Sony Xperia z1 which I will be selling now and I need to get it to factory settings. Im currently running CM11 and am rooted, unlocked bootloader and have a custom recovery. Are there any guides that will get me back to stock firmware and is it possible to get it back so that no one knows it was ever rooted ?? When I unlocked the bootloader I backed up my TA partition.
Thnx
Afterlife737 said:
Hey,
I've got a Sony Xperia z1 which I will be selling now and I need to get it to factory settings. Im currently running CM11 and am rooted, unlocked bootloader and have a custom recovery. Are there any guides that will get me back to stock firmware and is it possible to get it back so that no one knows it was ever rooted ?? When I unlocked the bootloader I backed up my TA partition.
Thnx
Click to expand...
Click to collapse
you can flash the latest official firmware via flashtool(root,recovery gone) than you relock your bootloader and use the TA partition.
good luck
Anonymuszymus said:
you can flash the latest official firmware via flashtool(root,recovery gone) than you relock your bootloader and use the TA partition.
good luck
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Do I need any luck ? Are there any step by step guides and where do I get the latest official firmware ??
Afterlife737 said:
Do I need any luck ? Are there any step by step guides and where do I get the latest official firmware ??
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Look in the general section. There is a MEGA COLLECTION thread of FTFs there....
gregbradley said:
Look in the general section. There is a MEGA COLLECTION thread of FTFs there....
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Are there any guides for the whole process you know of ?
you have 2 guides .you put it together and you have the guide for the whole process...not enough?
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Anonymuszymus said:
you have 2 guides .you put it together and you have the guide for the whole process...not enough?
Sent from my C6903 using XDA Premium 4 mobile app
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Calm down please. English isnt my first language, I misread your answers srry
Afterlife737 said:
Calm down please. English isnt my first language, I misread your answers srry
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everything is alright
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Anonymuszymus said:
everything is alright
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Sorry to bother again but Im a bit of a noob :/ In which order do I proceed then ?? Does flashing the FTF via flashtoolget rid of the custom recovery and root the device ? Then I have to relock the bootloader via flashtool too and then restore the TA partition ???
Flash the FTF, root using newroot, restore your TA, flash the FTF again.
Done
.
gregbradley said:
Flash the FTF, root using newroot, restore your TA, flash the FTF again.
Done
.
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Ohhh and this will regain my warranty correct ??
Well, warranty fraud is not condoned on XDA. I have told you how to relock your bootloader and return your phone to a stock state.
If unlocking your bootloader voided your warranty then its voided no matter what you do after that,
gregbradley said:
Well, warranty fraud is not condoned on XDA. I have told you how to relock your bootloader and return your phone to a stock state.
If unlocking your bootloader voided your warranty then its voided no matter what you do after that,
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Erhmmm sorry I might be a bit lost ( English isnt my first language...) but I think I get what u are saying... So pls one last question - Is a locked bootloader and stock state any different then when I first got the phone ?
You got your phone with a locked bootloader and stock means it is the firmware that comes from Sony, so yes...
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gregbradley said:
Flash the FTF, root using newroot, restore your TA, flash the FTF again.
Done
.
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dats it ! All done, thanks so much ! :victory::angel:

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