Relock Bootloader - Xperia Z3 Q&A, Help & Troubleshooting

I am on .77 firmware, rooted, stock and with unlocked bootloader.
I want du recieve ota updates, so i want to relock the bootloader.
I couldn't find any instruction for Z3.
Did anyone do this?
If yes, how can i do this?
Sent from my D6603 using XDA Free mobile app

Restore your TA backup if you have one
Or
Use flashtool.
Make sure you either flash a stock rom first or know how to recovery from a soft brick before you do it though

Thanks.
I have no Backup.
So i just have to flash old ftf with flashtool?
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Passi1909 said:
Thanks.
I have no Backup.
So i just have to flash old ftf with flashtool?
Sent from my D6603 using XDA Free mobile app
Click to expand...
Click to collapse
No, you use the relock bootloader function.
Flashing a FTF will make no difference tot he bootloader status at all

Related

Need help

I am going to install a custom ROM first time,Is it necessary to have boot loader unlocked in order to install any custom rom and kernel via cwm?
What could happen if boot loader is locked and ROM is installed?
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humza019 said:
I am going to install a custom ROM first time,Is it necessary to have boot loader unlocked in order to install any custom rom and kernel via cwm?
What could happen if boot loader is locked and ROM is installed?
Sent from my WT19i using xda premium
Click to expand...
Click to collapse
As far as i know, all custom roms require the device to be rooted, firts of all you need to root/unlock your phone, then install Recovery Application that would help you flash custom rom (Like ClockWordMod) and after that flash your custom rom.
Btw all that info is located on this forum for each and any Android phone regardless of brand and model (at least 90% of them).
humza019 said:
I am going to install a custom ROM first time,Is it necessary to have boot loader unlocked in order to install any custom rom and kernel via cwm?
What could happen if boot loader is locked and ROM is installed?
Click to expand...
Click to collapse
AFAIK, Yes, unlocking the bootloader is the first step.
xweb10 said:
AFAIK, Yes, unlocking the bootloader is the first step.
Click to expand...
Click to collapse
Unlocking>Root>CWM or TWRP>ROM
humza019 said:
I am going to install a custom ROM first time,Is it necessary to have boot loader unlocked in order to install any custom rom and kernel via cwm?
What could happen if boot loader is locked and ROM is installed?
Sent from my WT19i using xda premium
Click to expand...
Click to collapse
Yes you have to root your phone to root your phone you need to unlock bootloader than install recovery then you can install a custom ROM... You will find procedure in your device foram hopefully...
And rooting means to get Administrator privileges... I hope it helped.
Sent from my HTC Explorer A310e using xda app-developers app
agree Unlocking>Root>CWM or TWRP>ROM
I have already rooted my phone without unlocking the boot loader.
So is unloking boot loader necessary?
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harib12 said:
Yes you have to root your phone to root your phone you need to unlock bootloader than install recovery then you can install a custom ROM... You will find procedure in your device foram hopefully...
And rooting means to get Administrator privileges... I hope it helped.
Sent from my HTC Explorer A310e using xda app-developers app
Click to expand...
Click to collapse
Tsiqara said:
As far as i know, all custom roms require the device to be rooted, firts of all you need to root/unlock your phone, then install Recovery Application that would help you flash custom rom (Like ClockWordMod) and after that flash your custom rom.
Btw all that info is located on this forum for each and any Android phone regardless of brand and model (at least 90% of them).
Click to expand...
Click to collapse
xweb10 said:
AFAIK, Yes, unlocking the bootloader is the first step.
Click to expand...
Click to collapse
zakvoline said:
Unlocking>Root>CWM or TWRP>ROM
Click to expand...
Click to collapse
alanjames01 said:
agree Unlocking>Root>CWM or TWRP>ROM
Click to expand...
Click to collapse
I have already rooted my phone and installed CWM RECORERY without unlocking the boot loader.
So is unloking boot loader necessary?
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humza019 said:
I have already rooted my phone and installed CWM RECORERY without unlocking the boot loader.
So is unloking boot loader necessary?
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Click to expand...
Click to collapse
No its not necessarry since when you don't xause when you root your device the bootloader will be unlocked during tge process...so just go on & start flashing
sent from the super siii mini GT-I8190 using xda premium app.
Let us know how the flashing process goes.
Backup, backup and backup¡¡
Enviado desde mi GT-I9100 usando Tapatalk 2
_Omnigod_ said:
Backup, backup and backup¡¡
Enviado desde mi GT-I9100 usando Tapatalk 2
Click to expand...
Click to collapse
whole system with TWRP
only apps and data with titanium backup for example
seedrom193 said:
No its not necessarry since when you don't xause when you root your device the bootloader will be unlocked during tge process...so just go on & start flashing
sent from the super siii mini GT-I8190 using xda premium app.
Click to expand...
Click to collapse
May I know what is tge prosess
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If you are using cwm recovery it means your bootloader is already unlocked just put your desired rom zip file in sd card and then make a nandroid backup of your current rom.. You can make nandroid backup by going in cwm recovery and select backup and restore and follow the procedure..
After this do a factory reset and then install your rom....
I hope it helped.?
Sent from my HTC Explorer A310e using xda app-developers app
also dont forget to flash the appropriate gapps zip
harib12 said:
If you are using cwm recovery it means your bootloader is already unlocked just put your desired rom zip file in sd card and then make a nandroid backup of your current rom.. You can make nandroid backup by going in cwm recovery and select backup and restore and follow the procedure..
After this do a factory reset and then install your rom....
I hope it helped.?
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Click to expand...
Click to collapse
Thnx guys 1 thing more, can u sugest me which ROM works best in Which all apps working and giving maximum battery backup and speed?
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humza019 said:
May I know what is tge prosess
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Click to expand...
Click to collapse
Sorry the process
hit thanks if I helped you
sent from the wonderfull s3 mini GT-I8190 using xda app
Which phone is you are using
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harib12 said:
Which phone is you are using
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Click to expand...
Click to collapse
Am using sony xperia live with walkman (wt19i)
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Dont forget to backup your data first like sms if you care & also always backup your stock rom if you want to go back to previous

. Moto g bootloop

Tried to.flash a rom for the xt1032 version and I got boost mobile version. Forgot to make a back up any idea how I can fix it without a computer?
Sent from my GT-P5210 using xda app-developers app
OK for anyone reading this I fixed it. I used the firmware restore, relock bootloader script from tomsgt. I put in the files needed for my phone but I'm not sure we're I got them.
Sent from my XT1031 using xda app-developers app
A factory restore might solve this.
Boost firmware image: Android 4.4.2 - "Blur_Version.173.44.18.falcon_cdma.Boost.en.US"
http://sbf.droid-developers.org/phone.php?device=14​
Flashing Stock Firmware Guide:
http://forum.xda-developers.com/showthread.php?t=2542219​

GPE 4.4.4 update (confussed)

Has anyone in the UK revived it on a converted ROM either recovery flashed or fastboot flashed? Is it even possible to receive the update?
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Clarkiieh said:
Has anyone in the UK revived it on a converted ROM either recovery flashed or fastboot flashed? Is it even possible to receive the update?
Sent from my XT1032 using XDA Free mobile app
Click to expand...
Click to collapse
This will give you ota zip update http://forum.xda-developers.com/showthread.php?t=2610795
just copy it to your phone install this recovery http://forum.xda-developers.com/showthread.php?p=53734365 install ota zip using new recovery
Cannot mout SD card with philz....
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Clarkiieh said:
Cannot mout SD card with philz....
Sent from my XT1032 using XDA Free mobile app
Click to expand...
Click to collapse
use falcon_gpe variant.anyway ai recived ota update 3 times till i installed it and also i have converted XT1032 into gpe with bootloader unlocked, rooted and custom recovery.
http://goo.im/devs/philz_touch/CWM_Advanced_Edition/falcon_gpe
Click to expand...
Click to collapse

[Q] Bootloader Question

Hello, im new in G pro 2, and have been read on XDA for week ago, i have open many thread and read it about installation procedure of some rom, but i dont find it that if the flashing required unlock bootloader first or just need to root the phone, so i decided to ask some question
1.) Do i need unlock bootloader to flash some rom? Like 5.0.x rom?
2.) Is root too have unlock my bootloader first?
Thank you so much for the answer
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vy69gazerock said:
Hello, im new in G pro 2, and have been read on XDA for week ago, i have open many thread and read it about installation procedure of some rom, but i dont find it that if the flashing required unlock bootloader first or just need to root the phone, so i decided to ask some question
1.) Do i need unlock bootloader to flash some rom? Like 5.0.x rom?
2.) Is root too have unlock my bootloader first?
Thank you so much for the answer
Sent from my LG-D838 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
You can not unlock the bootloader,but you can root with towelroot or Stumproot.
You can Flash this Recovery
This Recovery works,but you can not save a Backup to External SD,only Internal Memory and Restore not working for me.
To flash a custom rom just need to root?
Thank you so much for the answer
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vy69gazerock said:
To flash a custom rom just need to root?
Thank you so much for the answer
Sent from my LG-D838 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Almost there, Yes that is correct and after rooting your device install the recovery linked By letschky above so you can flash the rom
bjscott55 said:
Almost there, Yes that is correct and after rooting your device install the recovery linked By letschky above so you can flash the rom
Click to expand...
Click to collapse
Thank you so much for the answer
Sent from my LG-D838 using XDA Premium 4 mobile app

A little help, Root XT1080

My XT1080 has an unlocked bootloader already. I would like help rooting it on Android 4.4.4 please. Can this be done?
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choppacha01 said:
My XT1080 has an unlocked bootloader already. I would like help rooting it on Android 4.4.4 please. Can this be done?
Sent from my Nexus 6 using XDA Free mobile app
Click to expand...
Click to collapse
The same way on the moto x, how did u get it unlocked? You have a Dev ed?
choppacha01 said:
My XT1080 has an unlocked bootloader already. I would like help rooting it on Android 4.4.4 please. Can this be done?
Sent from my Nexus 6 using XDA Free mobile app
Click to expand...
Click to collapse
If you're running official 4.4.4 firmware (SU4-21/SU5-25/SU6-7) - you must downgrade first to SU3-15 cause that's only available way to get root. Or you can install alternative firmware like CyanogenMod cause you're lucky one and have unlocked bootloader.
choppacha01 said:
My XT1080 has an unlocked bootloader already. I would like help rooting it on Android 4.4.4 please. Can this be done?
Click to expand...
Click to collapse
if you already have a unlocked boot loader just flash a custom recovery
choppacha01 said:
My XT1080 has an unlocked bootloader already. I would like help rooting it on Android 4.4.4 please. Can this be done?
Sent from my Nexus 6 using XDA Free mobile app
Click to expand...
Click to collapse
With an unlocked boot loader all you have to do is flash twrp recovery then boot into recovery and when you exit it will ask if you want to install SU.
Here is a link to a tool others have used to flash twrp.
http://forum.xda-developers.com/showthread.php?p=54201254
Sent from my XT1080 using XDA Free mobile app
I unlocked BL using middleman back then. Is there a way to root without custom recovery? Like running a .bat file to root my N6.
Sent from my Nexus 6.
choppacha01 said:
I unlocked BL using middleman back then. Is there a way to root without custom recovery? Like running a .bat file to root my N6.
Sent from my Nexus 6.
Click to expand...
Click to collapse
Try the sunshine download page there's a app there called suinstaller its for installation of su with a unlocked bl
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