[Q] Back to stock ROM - Xperia Z2 Q&A, Help & Troubleshooting

Is there any way as of yet to go back to stock ROM and lock the bootloader? I am running a custom ROM and the stock .69 firmware

Lawrence1m said:
Is there any way as of yet to go back to stock ROM and lock the bootloader? I am running a custom ROM and the stock .69 firmware
Click to expand...
Click to collapse
just flash the stock ftf
then relock your bootloader
restore TA partition if you had backup

Ben Ling said:
just flash the stock ftf
then relock your bootloader
restore TA partition if you had backup
Click to expand...
Click to collapse
Where would I find the stock ftf? sorry for my newbieness, I've come from a HTC and things are done a lot different on that

Lawrence1m said:
Where would I find the stock ftf? sorry for my newbieness, I've come from a HTC and things are done a lot different on that
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=2728874

Ben Ling said:
http://forum.xda-developers.com/showthread.php?t=2728874
Click to expand...
Click to collapse
Thats the singapore firmware but I found a UK one thanks

Ben Ling said:
just flash the stock ftf
then relock your bootloader
restore TA partition if you had backup
Click to expand...
Click to collapse
And how is he supposed to restore TA if it gets wiped after unlocking bootloader?
Sent fra min D6503 via Tapatalk

Xernoxis said:
And how is he supposed to restore TA if it gets wiped after unlocking bootloader?
Sent fra min D6503 via Tapatalk
Click to expand...
Click to collapse
the TA partition was backup on computer,not phone

Ben Ling said:
the TA partition was backup on computer,not phone
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Click to collapse
Well, that's the Z2, so there is no way he has a TA backup.

Ben Ling said:
the TA partition was backup on computer,not phone
Click to expand...
Click to collapse
You do know you can't backup TA on Z2, right?
Sent fra min D6503 via Tapatalk

Yes you can
Xernoxis said:
You do know you can't backup TA on Z2, right?
Sent fra min D6503 via Tapatalk
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=2292598
You can

MotoXoom said:
http://forum.xda-developers.com/showthread.php?t=2292598
You can
Click to expand...
Click to collapse
I wrote that long before it was possible.

please help
Ben Ling said:
the TA partition was backup on computer,not phone
Click to expand...
Click to collapse
how do i backup my TA and lock my bootloader

Nithin_Nick said:
how do i backup my TA and lock my bootloader
Click to expand...
Click to collapse
backing up TA is to unlock bootloader so that you won't lose TA after you relock the bootloader
btw you can backup by using this tool
http://forum.xda-developers.com/showthread.php?t=2292598

Related

[ROOT] Firmware 6.1.1.B.1.54

DON'T USE ON XPERIA U, XPERIA P AND OTHER XPERIAS. KERNEL FILES PROVIDED ARE ONLY FOR XPERIA SOLA!!!
This is the same method used by naruto20007 in [Root - Locked Bootloader] Xperia P 6.1.1.B.1.54 so thanks him, i've only packed the two kernel ftf files for sola.
This works with LOCKED and UNLOCKED bootloader
I assume that you are running 6.1.1.B.1.54 firmware
You need:
1. Root_with_Restore_by_Bin4ry LINK
2. 6.1.1.B.1.10 and 6.1.1.B.1.54 stock kernel ftf files LINK
3. Flashtool LINK
INSTRUCTION
1. Flash MT27i_6.1.1.B.1.10_KERNEL.ftf with Flashtool and reboot
2. Root using Bin4ry's method
3. Flash MT27_6.1.1.B.1.54_KERNEL.ftf with Flashtool and reboot
After flashing the 6.1.1.B.1.10 kernel your icons can turn black, don't worry and go on.
If you have unlocked bootloader you can also root by flashing TheBrainsKernel
Is there no way to obtain root without unlook BL right..?
this is for locked bootloader
Argasil said:
Is there no way to obtain root without unlook BL right..?
Click to expand...
Click to collapse
Try Bin4ry b4 flashing anything!
i think it would get your phone rooted
Argasil said:
Is there no way to obtain root without unlook BL right..?
Click to expand...
Click to collapse
this is for all bootloader
Sent from my MT27i
I think i couldn't flash a kernel.by flashtool if i am locked.BL...is this right or online a noob thing..?
Argasil said:
I think i couldn't flash a kernel.by flashtool if i am locked.BL...is this right or online a noob thing..?
Click to expand...
Click to collapse
no, you can do it for official kernel only, just flash kernel.sin
Sent from my MT27i
Ok, i'll try tomorrow and report, crossed finger
Argasil said:
I think i couldn't flash a kernel.by flashtool if i am locked.BL...is this right or online a noob thing..?
Click to expand...
Click to collapse
in the zip linked in the first post you find 2 stock kernel from sony, not custom. I'm on locked BL too and tested on my phone before posting
noob question, but will i lose all my data if i follow this process ?
i have never used flashtool before...
You will
Sent from my MT27i using xda premium
christos4 said:
noob question, but will i lose all my data if i follow this process ?
i have never used flashtool before...
Click to expand...
Click to collapse
No, you're going to flash only the kernel, not wiping
slackerzz said:
No, you're going to flash only the kernel, not wiping
Click to expand...
Click to collapse
If I recall, flashing via flashtool will result in a wipe.
Snowstormzzz said:
If I recall, flashing via flashtool will result in a wipe.
Click to expand...
Click to collapse
If you exclude userdata.sin data will intact
If flashing a part other than above file you can retain your data
Flashing kernel or baseband has nothing to do with data
Sent from my MT27i using xda premium
WORKS
EDIT:- CWM touch recovery v5.5.0.4 by Munjeni works too!!! Awesome
Really works amazing!=)
Work but bluetooth dont work. Why?
Edit. Restar phone and its work's wtf?
Cool
with tapatalk
any CWM for this .54 firmware?
freshbooy said:
any CWM for this .54 firmware?
Click to expand...
Click to collapse
Yeah... Munjeni's v5 working perfectly
Sent from my MT27i using xda premium

Steps to flash .54

Please give me step by step guide to flash..54 fw on xperia u.I have not used flashtool before,that'swhy i am asking.
I have locked bootloader.I also want to root .54
Some have experienced grey screen after flashing b.1,10 kernel to root .54 so i don't want to take the risk.
Thanks in advance.
http://forum.xda-developers.com/showthread.php?t=2023135
Follow this as said to flash ftf
drsanket_xperia_u said:
http://forum.xda-developers.com/showthread.php?t=2023135
Follow this as said to flash ftf
Click to expand...
Click to collapse
It only guides how to flash fw but i want to root it as well.
How to root it?
umair42 said:
It only guides how to flash fw but i want to root it as well.
How to root it?
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=2028139&highlight=how+to+root&page=25
post #245
is there any stock sony ics 6.1.1.b.1.54 not vodafone branded?
i don't want vodafone bloatware on my phone
umair42 said:
is there any stock sony ics 6.1.1.b.1.54 not vodafone branded?
i don't want vodafone bloatware on my phone
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?p=34810400
Sent from my LT22i using xda app-developers app
borchouk said:
http://forum.xda-developers.com/showthread.php?p=34810400
Sent from my LT22i using xda app-developers app
Click to expand...
Click to collapse
That's for xperia P
I want for xperia U
umair42 said:
That's for xperia P
I want for xperia U
Click to expand...
Click to collapse
check this thread.........
umair42 said:
That's for xperia P
I want for xperia U
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=2075526
Thanks all.
I'm going to flash Nordic b.1.54 as it is bugfree(users say).
Waiting for the .75 but not knowing when it will come,I decided to flash this.
How to flash CWM recovery in b.1.54 firmware?
I have locked bootloader.
Check this out http://forum.xda-developers.com/showthread.php?t=2100529
Does flashing Firmware removes internal storage data? (i.e music,pictures etc)
umair42 said:
Does flashing Firmware removes internal storage data? (i.e music,pictures etc)
Click to expand...
Click to collapse
No.
Then what is wipe data option in flashtool?
umair42 said:
Then what is wipe data option in flashtool?
Click to expand...
Click to collapse
It will wipe /data partition.i.e where the apps are installed.
neectron said:
It will wipe /data partition.i.e where the apps are installed.
Click to expand...
Click to collapse
Should I wipe that partition or not?
You should.
nevermind.Solved it
how to flash kernel.sin using flashtool?

Xperia Sola unlock bootloader and keep warranty

Is it possible to unlock bootloader and keep warranty?
If I relock the bootloader do I still lost the warranty ?
Thank you
ad86 said:
Is it possible to unlock bootloader and keep warranty?
If I relock the bootloader do I still lost the warranty ?
Thank you
Click to expand...
Click to collapse
Backup ur TA partition b4 unlock...that will help u to regain warranty...after unlocking....by restoring back ur DRM KEYS.
regards
Kantry123
Sent from my ST25i using Tapatalk 2
kantry123 said:
Backup ur TA partition b4 unlock...that will help u to regain warranty...after unlocking....by restoring back ur DRM KEYS.
regards
Kantry123
Sent from my ST25i using Tapatalk 2
Click to expand...
Click to collapse
Ok thanks. What software can I use to do that ?
Sent from my MT27i using xda app-developers app
ad86 said:
Ok thanks. What software can I use to do that ?
Sent from my MT27i using xda app-developers app
Click to expand...
Click to collapse
Use ta backup tool...made by devshaft...in Xperia z original android dev section
....
It works like a charm...
kantry123 said:
Use ta backup tool...made by devshaft...in Xperia z original android dev section
....
It works like a charm...
Click to expand...
Click to collapse
Thank you very much.
Is it possible to unlock bootloader without sony website ?
ad86 said:
Thank you very much.
Is it possible to unlock bootloader without sony website ?
Click to expand...
Click to collapse
ya...there used to be a testpoint method...but its not working since 2012 models...and also after splitting from ericsson..they also have changed the design..!
so NO there is no method alternative to sony official.....and don't worry sony..won't charge u if u have restored ur DRM keys..b4 goin to service centres..!
so..don't worry..go ahead and unlock.!
regards
kantry123
---------- Post added at 02:37 PM ---------- Previous post was at 02:36 PM ----------
ad86 said:
Thank you very much.
Is it possible to unlock bootloader without sony website ?
Click to expand...
Click to collapse
don't say thanks...but hit it...
Ok backup-ta work fine
Thanks for advice on do backup to keep warranty. This is the first time i have read about doing that. Cheers
so it's possible to do customization and everything else and still keep the warranty? thanks man!
ad86 said:
Is it possible to unlock bootloader and keep warranty?
If I relock the bootloader do I still lost the warranty ?
Thank you
Click to expand...
Click to collapse
Man don't unlock the bootloader no matter what u do Sony comes to know about it, even u lock the bootloader then also they come to know.. It happened with my friend... So don't unlock it. Otherwise u will loose the warranty for sure
Sent from my MT27i using xda premium
Yes even with TA backup come on its written in almost all threads for custom kernel and rom by devs "ur warranty is now void" its not for nothing
U ask a key to sony to unlock don t forget!
sent with my perfexperia P using tapatalk 2

Walkman -Download music info error(security error)

whenever i want to update my music library by using download music info.there is always an error (security error).I've tried many solutions but can not resolve this problem.is this a bootloader problem? kindly help me i'm using xperia u stock ics. 54 and rooted and unlocked bootloader
You cannot download music info on UB.
Sent from my Xperia P using Tapatalk
AndroidNoob69 said:
You cannot download music info on UB.
Sent from my Xperia P using Tapatalk
Click to expand...
Click to collapse
will it work if i lock the BL
Did you backup TA before unlocking? Walkman checks for DRM keys which is lost in the Unlocking BL process. If you did backup relock and restore the backup. And you CANNOT RESTORE ANOTHER PERSON'S TA(even if it is Xperia U also) as it will result in hardbrick.
Sent from my Xperia P using Tapatalk
what is TA?
AndroidNoob69 said:
Did you backup TA before unlocking? Walkman checks for DRM keys which is lost in the Unlocking BL process. If you did backup relock and restore the backup. And you CANNOT RESTORE ANOTHER PERSON'S TA(even if it is Xperia U also) as it will result in hardbrick.
Sent from my Xperia P using Tapatalk
Click to expand...
Click to collapse
I haven't backup my TA..i didn't know about this at that time...is there any other solution?
rajput10906725 said:
I haven't backup my TA..i didn't know about this at that time...is there any other solution?
Click to expand...
Click to collapse
The answer is NO. DRM Keys are checked when downloading music info
Sent from my Xperia P using Tapatalk

xperia z ultra

hi all membres her
i want how can i do a root and unlook bootloader + rocevery
im new with this device
sorry for bad english
Go through this
http://forum.xda-developers.com/showthread.php?t=2569904
Sent from my C6802 using Tapatalk
pandurang_m said:
Go through this
http://forum.xda-developers.com/showthread.php?t=2569904
Sent from my C6802 using Tapatalk
Click to expand...
Click to collapse
and read the other stickies, the downgrade one and the TA backup one, the more you read the easier it will be
ok
thanks
but i cant get root access
ok
im in
14.2.a.1.136
firmware
mimoun103 said:
im in
14.2.a.1.136
firmware
Click to expand...
Click to collapse
You will have to downgrade to the .532 firmware, see the downgrade guide, then you can root :good:

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