Mobile bravia on never unlocked bootloader - Xperia Z Q&A, Help & Troubleshooting

I had 4.1.1 on previously and I flashed 4.2.2 with flash tool and I had problems at first as it wouldn't flash with TA ticked so I backed up TA before installing 4.2.2 just in case it screwed it up.
I tried flashing TA from the firmware package with everything unticked and it still won't flash the file to have chances of getting mobile bravia back
Is it safe to flash the previous one from 4.1.1 TA from the firmware.
Also tried restoring from the TA BACKUP software no luck
Sent from my C6603 using xda premium

Xperia Z was released with 4.1.2..where did 4.1.1 come from?and the only solution to your problem is to just start over.. Download the latest ftf of 4.2.2 and root it with DooMLoRD root toolkit.. Cheers!
Hit thanks if I have helped u.Sent from my Killer Xperia Z(C6602) using xda premium.

GeoSpaceKing said:
Xperia Z was released with 4.1.2..where did 4.1.1 come from?and the only solution to your problem is to just start over.. Download the latest ftf of 4.2.2 and root it with DooMLoRD root toolkit.. Cheers!
Hit thanks if I have helped u.Sent from my Killer Xperia Z(C6602) using xda premium.
Click to expand...
Click to collapse
Sorry I meant 4.1.2 lol . I've already tried that. It works again when I'm back on 4.1.2
Sent from my C6603 using xda premium

-Sumsy- said:
Sorry I meant 4.1.2 lol . I've already tried that. It works again when I'm back on 4.1.2
Sent from my C6603 using xda premium
Click to expand...
Click to collapse
Lol..yea that's what I've been wondering..so y still stay on 4.1.2?if I were u I'd upgrade to 4.2.2 asap..download the ftf and zip file by [NUT] and flash it http://forum.xda-developers.com/showthread.php?t=2337433....well it is up to u to decide..have fun with the mighty xperia Z..
Sent from my Killer Xperia Z(C6602) using xda premium.

Related

Root xperia t

Hi there
Problem when using bin4ry method for rooting my phone with official jellybean 4.1.2 the problem is
The backup & restore app freeze,
before I have rooted ics without any problems using the same method. I need to root my phone please any ideas.
Sent from my LT30p using xda premium
abdopac said:
Hi there
Problem when using bin4ry method for rooting my phone with official jellybean 4.1.2 the problem is
The backup & restore app freeze,
before I have rooted ics without any problems using the same method. I need to root my phone please any ideas.
Sent from my LT30p using xda premium
Click to expand...
Click to collapse
Please follow the instructions precisely
You must downgrade to ICS version 303 in order to use that method. Then upgrade following the method to keep root
Thanks for reply
OK by this way you mean that I'm going too lose my data
Sent from my LT30p using xda premium
abdopac said:
OK by this way you mean that I'm going too lose my data
Click to expand...
Click to collapse
I dont think so, but you can back it up in Titanium Backup anyway and restore it later
Do you have any idea why the backups & restore stop app working ? And can you tell me more about downgrade.
Sent from my LT30p using xda premium
abdopac said:
Do you have any idea why the backups & restore stop working? And can you tell me more about downgrade.
Sent from my LT30p using xda premium
Click to expand...
Click to collapse
Because Sony closed that loophole.
Downgrade to 303 using flashtool
Root using bin4rys method
Install CMW
Flash a pre rooted JB rom (Mine for example)
Before rebooting flash a JB kernel.
Sorry I forgot to tell you my bootloader is locked is this safe..?
Sent from my LT30p using xda premium
abdopac said:
Sorry I forgot to tell you my bootloader is locked is this safe..?
Sent from my LT30p using xda premium
Click to expand...
Click to collapse
Yes. You will have to flash a stock JB kernel then.
Do it in flashtool by flashing a stock JB ftf and exclude everything except kernel.
And please can you give full tutorial..
Sent from my LT30p using xda premium
abdopac said:
And please can you give full tutorial..
Sent from my LT30p using xda premium
Click to expand...
Click to collapse
gregbradley said:
Because Sony closed that loophole.
Downgrade to 303 using flashtool
Root using bin4rys method
Install CMW
Flash a pre rooted JB rom (Mine for example)
Before rebooting flash a JB kernel.
Click to expand...
Click to collapse
gregbradley said:
Yes. You will have to flash a stock JB kernel then.
Do it in flashtool by flashing a stock JB ftf and exclude everything except kernel.
Click to expand...
Click to collapse
There you go.
And look here for further information
how to root xperia t lt30p
hi im having xperia t -firmware 7.0.A.3.195 running ICS…. HOW TO ROOT MY DEVICE PLZ ANY ONE REPLY ME WHICH METHOD WILL WORK…
Pradeep3072 said:
hi im having xperia t -firmware 7.0.A.3.195 running ICS…. HOW TO ROOT MY DEVICE PLZ ANY ONE REPLY ME WHICH METHOD WILL WORK…
Click to expand...
Click to collapse
The search button at the top right of your screen will help.
Just type into it "Root many android by bin4ry"
That will tell you how to do it.
Reboot problem
Thank u for the quick reply. i tried bin4ry from v13 to v27 for rooting my Xperia T LT30p firmware 7.0.A.3.195(i have not unlocked the boot loader) , i selected the Normal mode,the back up & restore app gets opened in my device and finally when i give restore,nothing happens(doesn't reboot) .. the shell keeps running forever... Pl help me.. Thanks in advance..
Pradeep3072 said:
Thank u for the quick reply. i tried bin4ry from v13 to v27 for rooting my Xperia T LT30p firmware 7.0.A.3.195(i have not unlocked the boot loader) , i selected the Normal mode,the back up & restore app gets opened in my device and finally when i give restore,nothing happens(doesn't reboot) .. the shell keeps running forever... Pl help me.. Thanks in advance..
Click to expand...
Click to collapse
Firmware 7.0.A.3.195 can not be rooted.You should downgrade firmware or upgrade to jellybean then choose option 3 in bin4ry`s method.

[Q] can I flash a c6603 10.3.A.0.423.ftf firmware work to C6602 ?

can I flash a c6603 10.3.A.0.423.ftf firmware work to C6602 ?
I don't know about 423, but I'm on 253 and not having any problem using 6603 rom on my 6602, it show 6603 on my about phone, and on network mode also show lte option which obviously we don't have it
even I use custom rom based on 6603 rom, and it all work just fine
btw if you want 4.2.2 specialty built for 6602, there is one from taiwan generic unbranded rom, look for it on general xz sub forum
Sent from my C6603 using xda premium
Yes i found it and i root the phone using doomlord rooting kit v15
Sent from my Nexus 7 using xda app-developers app
I know for a fact that a 6602 ROM on 6603 causes the phone to become unstables. I noticed that the sim card was also not recognized.
I have been using C6603 firmware on my C6602 from 253 to 407 without any problem. Not sure about 423, but I don't think there should be any problem.
Sent from my C6603 using xda app-developers app
I flashed the C6603 Rom on my C6602 and my xz was stuck on a bootloop..then I flashed the .423 for C6602 by [NUT] and everything was fine..infact my battery life doubled..look at this pic below..it's 4.2.2 and .423..seriously very good battery life improvements..
Hit thanks if I helped u in any way.Sent from my Killer Xperia Z(C6602) using xda premium.
xperia
krishter said:
I know for a fact that a 6602 ROM on 6603 causes the phone to become unstables. I noticed that the sim card was also not recognized.
Click to expand...
Click to collapse
What did you do to fix this?

[Q] update encrypted xperia z using .ftf

i want to update my xperia z from 4.1.2 to 4.2 using .ftf file via Flashtool but its encrypted so can i do this normal way ???
alnaimi5 said:
i want to update my xperia z from 4.1.2 to 4.2 using .ftf file via Flashtool but its encrypted so can i do this normal way ???
Click to expand...
Click to collapse
I would advice you to first decrypt ur device and disable the encryption..after that you can flash without any worries..
Hit thanks if I helped u.Sent from my Killer Xperia Z(C6602) using xda premium.

Hi guys ask about 4.4.2 room !!

How can i install cm or any rom 4.4.2 on my Xperia z ? I have root and look bootloader
And any room is the best for z
And there are problems with back to previous firmware ?
Sent from my C6603 using XDA Premium 4 mobile app
dragonnet_86 said:
How can i install cm or any rom 4.4.2 on my Xperia z ? I have root and look bootloader
And any room is the best for z
And there are problems with back to previous firmware ?
Sent from my C6603 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
You will need to have unlocked bootloader first before flashing any CM roms or 4.4.2 roms
To back to original firmware just flash the pre-rooted 4.3 ROM over here
There's many kind.
I prefer you to wait for official 4.4 update as will be available next month

Installing Ultimate Pure XZ Rom

Hello,
It's about this thread:
http://forum.xda-developers.com/xperia-z/development/rom-ultimate-purexz-v1-t2759467?nocache=1
is it possible to flash this rom via flashtool only or do i need recovery to flash this rom. Now i'm on 4.4.2 .230 stock without root an cwm/twrp. Last time i manually updatet my xperia to the newest rom, which was the 4.4.2, i just flashed the stock rom over the existing rom. After that i did a factory reset.
Thanks a lot for help
Sent from my C6603
ShellingFord91 said:
Hello,
It's about this thread:
http://forum.xda-developers.com/xperia-z/development/rom-ultimate-purexz-v1-t2759467?nocache=1
is it possible to flash this rom via flashtool only or do i need recovery to flash this rom. Now i'm on 4.4.2 .230 stock without root an cwm/twrp. Last time i manually updatet my xperia to the newest rom, which was the 4.4.2, i just flashed the stock rom over the existing rom. After that i did a factory reset.
Thanks a lot for help
Sent from my C6603
Click to expand...
Click to collapse
you have to flash the rom from recovery
Read the steps "better" please and your answer is no, you cant flash that rom with flashtool !
Send from my XZ With My Own Personal Modified MoonWalker SuperB !
Thanks for help
Sent from my C6603 using XDA Free mobile app
Hi does this rom works on xperia zl(C6503) i'm eagerly waiting to know because in that thread it's mentioned its for xperia z.Thank you
RaDi004 said:
Hi does this rom works on xperia zl(C6503) i'm eagerly waiting to know because in that thread it's mentioned its for xperia z.Thank you
Click to expand...
Click to collapse
No buddy u cannot its only for xz c6602 nd c6603
Sent from my C6603 using XDA Premium 4 mobile app
Thank you
Hi Thanks for the reply my friend. I wont brick my device then :good:

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