Unlocked bootloader and flash - Sony Xperia ZL

I have a Xperia ZL 6502 with unlocked bootloader to flash a .ftf firmware do I need to relock the bootloader?

maferrario said:
I have a Xperia ZL 6502 with unlocked bootloader to flash a .ftf firmware do I need to relock the bootloader?
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no..just flash the FTF with flashtool and you're good to go.

Related

[Q] {ARC S} Regarding Unlocking Bootloader

ok.. i have an arc s (LT18i) .62
and i was wondering.. if i unlock my bootloader will i still be able to upgrade to official ICS when it releases?
thegreatsega said:
ok.. i have an arc s (LT18i) .62
and i was wondering.. if i unlock my bootloader will i still be able to upgrade to official ICS when it releases?
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Not with SEUS or OTA from Sony Ericsson, it wil brick your phone. But you can flash the official whit flashtool, when ICS official comes for the arc
If you relock your bootloader you can update with SEUS again. Shouldn't cause any problems
spromper said:
If you relock your bootloader you can update with SEUS again. Shouldn't cause any problems
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But why unlock your bootloader if don't want to use costom ROMs of kernels? Whit unlocked bootloader and costom rom, or kernel, you can't update whit OTA or SEUS. And when you relock the bootloader you must first flash back to stock, or you will brick your phone to, when relocking your bootloader whit costom kernels.
HOW
spromper said:
If you relock your bootloader you can update with SEUS again. Shouldn't cause any problems
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How will i be able to relock arc s bootloader??
thegreatsega said:
How will i be able to relock arc s bootloader??
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Remember, when you unlock the official way, you lose your DRM, and when you relock it again you don't get back your DRM.

Any way i can re lock my bootloader for Xperia SL ?

Hi,
i did unlock the bootloader of my Xperia SL ... and now i got to know that i cannot even get updates from Sony bcaz of that
is there any way i re - lock the bootloader ?
I know for Xperia S its a easy thing ... Just flash the bootloader.ftf file and done but will it work with Xperia SL as well ?
ninadpchaudhari said:
Hi,
i did unlock the bootloader of my Xperia SL ... and now i got to know that i cannot even get updates from Sony bcaz of that
is there any way i re - lock the bootloader ?
I know for Xperia S its a easy thing ... Just flash the bootloader.ftf file and done but will it work with Xperia SL as well ?
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If i am sure Xperia S and Xperia SL are the same devices, only difference is Cpu clock(S-1.5 Ghz SL-1.7 Ghz) So i think its the same relock way as with Xperia S.
ninadpchaudhari said:
Hi,
i did unlock the bootloader of my Xperia SL ... and now i got to know that i cannot even get updates from Sony bcaz of that
is there any way i re - lock the bootloader ?
I know for Xperia S its a easy thing ... Just flash the bootloader.ftf file and done but will it work with Xperia SL as well ?
Click to expand...
Click to collapse
Have tried it or what?
Does it Worked or not?
I also confused and afraid here
Please any one expert Confirm this
xminirom said:
Have tried it or what?
Does it Worked or not?
I also confused and afraid here
Please any one expert Confirm this
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Click to collapse
I am pretty sure that the relocking ftf file over here works for S and SL - http://forum.xda-developers.com/showthread.php?t=1527159
Also, before you relock, just be sure to flash stock ics first with Flashtool and then flash the relocking ftf file.
Btw, you can still update to official JB with an unlocked bootloader. Once someone receives the update in his/her country, the ftf file will be made and released here for everyone. Also, Sony has their official Flashtool for unlocked bootloader devices.
abcdjdj said:
I am pretty sure that the relocking ftf file over here works for S and SL - http://forum.xda-developers.com/showthread.php?t=1527159
Also, before you relock, just be sure to flash stock ics first with Flashtool and then flash the relocking ftf file.
Btw, you can still update to official JB with an unlocked bootloader. Once someone receives the update in his/her country, the ftf file will be made and released here for everyone. Also, Sony has their official Flashtool for unlocked bootloader devices.
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Well that's a relief:laugh:
Maybe I could Unlock BL now
N wait for update:cyclops:
ninadpchaudhari said:
Hi,
i did unlock the bootloader of my Xperia SL ... and now i got to know that i cannot even get updates from Sony bcaz of that
is there any way i re - lock the bootloader ?
I know for Xperia S its a easy thing ... Just flash the bootloader.ftf file and done but will it work with Xperia SL as well ?
Click to expand...
Click to collapse
Yes. You Can Flash Relock ftf. Both Are Same Device With Different Clock Speed.
It should not create any issue.
USING FLASHTOOL
First Flash The ICS (Exclude TA in Options)
Then, Flash The FTF Relock (Include TA in options)

Help Xperia S jellybean

So I got my friends Xperia S, I wanted to flash jellybean onto the device using flashtool and the global jellybean ftf file. But before that I wanted to confirm, If after I flash the global JB ftf will I still get OTA updates? My rooting status is "Bootloader unlock allowed: yes". Please reply thanks.
tahsin511 said:
So I got my friends Xperia S, I wanted to flash jellybean onto the device using flashtool and the global jellybean ftf file. But before that I wanted to confirm, If after I flash the global JB ftf will I still get OTA updates? My rooting status is "Bootloader unlock allowed: yes". Please reply thanks.
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yes.

[Q] Risk of Re-Locking Bootloader? (MORE HELP NEEDED)

I know how relock my bootloader and i have a TA Partition Backup.
Can i relock my bootloader safely if i am on the 15.1.C.1.17 firmware (C1905) but i unlocked it on the 15.1.C.2.8 firmware.
I have stock rom and kernel.
Because somebody told me that the TA partitions are different between firmware.
Yes you cannot relock lock on different FW just flash a ftf by flashtool of same fw...
Sent from my C2004 using Tapatalk
haresh311999 said:
Yes you cannot relock lock on different FW just flash a ftf by flashtool of same fw...
Sent from my C2004 using Tapatalk
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But what if i updated it on the 15.1.C.1.17 firmware via PC Companion to the 15.1.C.2.8 firmware, so i dont have the same .ftf that i unlocked it on.

[Q] how to install ftf using emma ?

my xperia zl, but my bootloader is unlocked, i am running official android 4.3, but this os is providing sudden death error, therefore i had to install android 4.2, but flashtool is not installing it because of bootloader unlocked, plz give me a method to install ftf using emma, as emma is for unlocked bootloaders !
melvinrobertson said:
my xperia zl, but my bootloader is unlocked, i am running official android 4.3, but this os is providing sudden death error, therefore i had to install android 4.2, but flashtool is not installing it because of bootloader unlocked, plz give me a method to install ftf using emma, as emma is for unlocked bootloaders !
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Click to collapse
There are two different 'FlashTool's.
One is from Sony (that's not the one you want to use) and the other is Androxyde's FlashTool.
Androxyde's FlashTool allows you to flash .ftf files and also unlock and relock your BL.
--> http://forum.xda-developers.com/showthread.php?t=2335555
or here: http://www.flashtool.net/download.php

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