Bootloader - Xperia Z3 Q&A, Help & Troubleshooting

How check if my bootloader is locked
Please advise

It will be locked unless you unlocked it.
However, dial *#*#7378423#*#* and goto service info, configuration.
The last line will tell you the status of the bootloader.

gregbradley said:
It will be locked unless you unlocked it.
However, dial *#*#7378423#*#* and goto service info, configuration.
The last line will tell you the status of the bootloader.
Click to expand...
Click to collapse
Can you please give more precise directions after entering the #'s

kicknfree said:
Can you please give more precise directions after entering the #'s
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Click to collapse
Have you tried doing it yet, the instructions are quite obvious if you try it.

I found mine say Bootloader unlocked allowed: yes… --does it mean that I have already an unlocked bootloader?

Mangtas_666 said:
I found mine say Bootloader unlocked allowed: yes… --does it mean that I have already an unlocked bootloader?
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Click to collapse
No, it means you are allowed to unlock it.
If it was unlocked it would say
Bootloader unlocked: yes
Please remember it is impossible to unlock the bootloader by mistake, you have to go through several steps (17 steps from the Sony instructions if I remember correctly)
So unless you have done that it will be locked, no device is shipped with an unlocked bootloader

A very patient response from someone called Lord Grumpy
gregbradley said:
No, it means you are allowed to unlock it.
If it was unlocked it would say
Bootloader unlocked: yes
Please remember it is impossible to unlock the bootloader by mistake, you have to go through several steps (17 steps from the Sony instructions if I remember correctly)
So unless you have done that it will be locked, no device is shipped with an unlocked bootloader
Click to expand...
Click to collapse

Related

Can't Unlock Bootloader :( D2303

I have a D2303 with locked bootloader , i want to unlock it but in service info is telling me i can't unlock it , the flastool tells me same thing what should i do ? i want to unlock it but it seems to be not possible , i also tryed the thing with SDK from internet it's too tricky , what shoult i do? what addvantages i got if i unlock it ? i'm new on Sony devices i moved from Samsung recently and i'm a bit confused :silly: any help is welcome .
It's impossible to unlock...
Is it simlocked? If it's simlocked to some network you are unable to unlock the bootloader. If you unlock the phone, you will be able to unlock the bootloader
DavidMKD said:
Is it simlocked? If it's simlocked to some network you are unable to unlock the bootloader. If you unlock the phone, you will be able to unlock the bootloader
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Click to collapse
Unfornately yes ... it's network locked on orange so i need to unlock it before unlocking the bootloader? i saw in another thread the bootloader is not relevant with sim-lock , thanks for the info
MABBS said:
Unfornately yes ... it's network locked on orange so i need to unlock it before unlocking the bootloader? i saw in another thread the bootloader is not relevant with sim-lock , thanks for the info
Click to expand...
Click to collapse
I had several phones that were sim locked and I was unable to unlock the bootloader. After sim unlocking them I was able to unlock the bootloader. The same goes for the Xperia M2, it was locked on T-Mobile MK, after unlocking the phone I was able to unlock the bootloader.
DavidMKD said:
Is it simlocked? If it's simlocked to some network you are unable to unlock the bootloader. If you unlock the phone, you will be able to unlock the bootloader
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Click to collapse
So, I assume that if I flash a debranded firmware from Xperia M2 (My cellphone can't unlock Bootloader about the "[x]Newtork 10" is locked in SimLock) may unlock the bootloader without any troubles? Is that so? Or I'm mistaken?
If I'm correct, that'd be amazing, I'd like use other ways to personalize my phone but I can't 'cause of the stupid Bootloader xDD.
Thanks!
xLobito said:
So, I assume that if I flash a debranded firmware from Xperia M2 (My cellphone can't unlock Bootloader about the "[x]Newtork 10" is locked in SimLock) may unlock the bootloader without any troubles? Is that so? Or I'm mistaken?
If I'm correct, that'd be amazing, I'd like use other ways to personalize my phone but I can't 'cause of the stupid Bootloader xDD.
Thanks!
Click to expand...
Click to collapse
Unfornately yes it's true how DavidMKD sayd before you need to unlock you device before unlocking the bootloader i asked few friends and XDA members and they confirmed too so , unlock the phone than you can unlock the bootloader
xLobito said:
So, I assume that if I flash a debranded firmware from Xperia M2 (My cellphone can't unlock Bootloader about the "[x]Newtork 10" is locked in SimLock) may unlock the bootloader without any troubles? Is that so? Or I'm mistaken?
If I'm correct, that'd be amazing, I'd like use other ways to personalize my phone but I can't 'cause of the stupid Bootloader xDD.
Thanks!
Click to expand...
Click to collapse
Debranding basically removes all the bloatware that slow your phone down. You can't sim unlock with debranding, only with special code provided by some other sim unlock sites/ebay
DavidMKD said:
Debranding basically removes all the bloatware that slow your phone down. You can't sim unlock with debranding, only with special code provided by some other sim unlock sites/ebay
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Click to collapse
Using the IMEI to get a code?
Thanks
xLobito said:
Using the IMEI to get a code?
Thanks
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Click to collapse
Exactly that. Try to enter it correctly because there is a limit on how many times you can enter to network unlock code. If it doesn't work on KitKat, downgrade it to 4.3 and enter the code. I had similar problem where I was unable to unlock on KK but on 4.3 worked fine.
DavidMKD said:
Exactly that. Try to enter it correctly because there is a limit on how many times you can enter to network unlock code. If it doesn't work on KitKat, downgrade it to 4.3 and enter the code. I had similar problem where I was unable to unlock on KK but on 4.3 worked fine.
Click to expand...
Click to collapse
Well, about that, I have a "plan", or, better said, a contract between the carrier and the cellphone, so, I must wait for two days to complete the "legal" contract. So, after that, I guess that I can unlock the device and then, unlock bootloader.
Thanks for everything!

[Q] Can I root my Xperia Z3???

Hi,
I want to root my Xperia Z3 but I know I have to unlock the boot loader first. However, when I went on to the Sony website to do so, I was told to check if I could unlock it or not. So I typed in *#*#7378423#*#* on my dialer and followed the instructions blah blah blah... And then it said "boot loader unlock allowed: no"
Does this mean I can never unlock the bootloader and/or root this phone?
If you SIM unlock your xperia it will change to boatloader unlock allowed yes. Been like that since the 2011 xperia's.
Syzew said:
If you SIM unlock your xperia it will change to boatloader unlock allowed yes. Been like that since the 2011 xperia's.
Click to expand...
Click to collapse
Not true. I've seen that some people have sent in their SIM unlocked phones to Sony and had them change the bootloader status, but I've never seen any official documentation on it.
Bootloader unlocked = No means you can't unlocked the bootloader through the Sony process
Syzew said:
If you SIM unlock your xperia it will change to boatloader unlock allowed yes. Been like that since the 2011 xperia's.
Click to expand...
Click to collapse
Not true and has never been the case.
I read that on an old Z2 post, i thought it was true
So?...
So is there any way I can root it without sending it into Sony??
Stephen_ said:
So is there any way I can root it without sending it into Sony??
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Click to collapse
No, if you cannot unlock the bootloader then you cannot root. (Currently)

Bootloader how to check

Hello
Can anyone advise how to check bootloader
I want to verify if it is locked
dee163 said:
Hello
Can anyone advise how to check bootloader
I want to verify if it is locked
Click to expand...
Click to collapse
It will be locked, trust me.
Unless you unlocked it it will be locked.
However, dial *#*#7378423#*#*
And go to service info and configuration, the last line there week confirm this

Rooting and flashing the Z5?

Can anyone help I need to root and flash my Z5.. I've done it alot times on my old HTC one but its a long time and I totally forgot the process and I know its a bit trickier for the z5 so therefore I will appreciate any help.
Best regards
Why you aint search or read threads what todo
Sent from MWA Pro-Spect V1.0.0 On My Z5
Pandemic said:
Why you aint search or read threads what todo
Sent from MWA Pro-Spect V1.0.0 On My Z5
Click to expand...
Click to collapse
Hmm I already tried that and its soo confusing because there is so much threads and guides and No one says the same .. thats the reason why im asking for what you guys do.. a Link to a todo guide is greatly appreciated..
Is there any way to root xperia z5 without unlocking bootloader?
breakTime236 said:
Is there any way to root xperia z5 without unlocking bootloader?
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Click to collapse
Nope. You have to unlock the bootloader to do anything permanent to the Z5, and that includes root.
To check if you can unlock your bootloader, go to your Phone app and type "*#*#7378423#*#*" (without quotes), then go to the service menu. If it says "Bootloader Unlock Allowed: Yes", you're good to go and can follow this guide.
http://forum.xda-developers.com/xperia-z5/development/dirty-root-solution-unlocked-bl-t3233274
Now, if it says "Bootloader Unlock Allowed: No", you'll have to downgrade to Lollipop and follow this guide.
http://forum.xda-developers.com/crossdevice-dev/sony/iovyroot-temp-root-tool-t3349597/
Kavka.V said:
Nope. You have to unlock the bootloader to do anything permanent to the Z5, and that includes root.
To check if you can unlock your bootloader, go to your Phone app and type "*#*#7378423#*#*" (without quotes), then go to the service menu. If it says "Bootloader Unlock Allowed: Yes", you're good to go and can follow this guide.
http://forum.xda-developers.com/xperia-z5/development/dirty-root-solution-unlocked-bl-t3233274
Now, if it says "Bootloader Unlock Allowed: No", you'll have to downgrade to Lollipop and follow this guide.
http://forum.xda-developers.com/crossdevice-dev/sony/iovyroot-temp-root-tool-t3349597/
Click to expand...
Click to collapse
Your information is wrong. If you have bootloader unlock allowed yes follow either guide.
If you have bootloader unlock allowed no your stuffed. Please refrain from answering if you don't have correct information
Sent from my E6653 using Tapatalk

Can't unlock bootloader Xperia Z3

I want to install a custom ROM and recovery on my Z3 but I can't find a way to unlock the bootloader. Even with the FlashTool it doesn't seems to work. I tried downgrading to an earlier version but everytime my phone gets bricked unless I use the last version available.
Thanks
Go to dialer. Type *#*#7378423#*#*
In service menu navigate to service info, configuration, and you will see a line that says "bootloader unlock available: yes" or "no"
If it says no then you will not be able to unlock the bootloader as it is factory locked to this state.
If it says yes then follow the Sony guide to bootloader unlocking Z3. They will email you the unlock code and details of how to proceed.
Dobsgw said:
Go to dialer. Type *#*#7378423#*#*
In service menu navigate to service info, configuration, and you will see a line that says "bootloader unlock available: yes" or "no"
If it says no then you will not be able to unlock the bootloader as it is factory locked to this state.
If it says yes then follow the Sony guide to bootloader unlocking Z3. They will email you the unlock code and details of how to proceed.
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Click to collapse
It says "no"... There's no way I can unlock it if it's written no ?
Pulsebox said:
It says "no"... There's no way I can unlock it if it's written no ?
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Click to collapse
That's correct.
Unfortunately not all devices can be unlocked and there's no way to change that status.
Dobsgw said:
That's correct.
Unfortunately not all devices can be unlocked and there's no way to change that status.
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Click to collapse
Thanks a lot !
Pulsebox said:
Thanks a lot !
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Click to collapse
In spain sony provide a service to take your phone and change the status to bootloader unlocked allowed to yes and is for free. I dont know if in your country sony provide this service but you can try. cheers
juanpirulo said:
In spain sony provide a service to take your phone and change the status to bootloader unlocked allowed to yes and is for free. I dont know if in your country sony provide this service but you can try. cheers
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Click to collapse
I'll try to contact them, thanks!

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