Locked bootloader - Options? - One (M7) Q&A, Help & Troubleshooting

Good afternoon, my device is supplied by the network 'Three' and from reading previous threads i believe that they are supplied networked locked and that you are unable to unlock the bootloader on this network?. I have two questions;
-Is it possible to see whether a bootloader is unlockable just using the IMEI number? (i see there are various websites, but do any of them actually work)
-If the bootloader is unlockable i am assuming custom roms are out of the question? - However, are there any alternative options?, even just for installing stock or upgrading to 4.1.2?
Thanks in advance!!!!
Paul.

Use revone to unlock or s-off your phone.

You posted in the wrong section.
As I understand it however, you can S-OFF without unlocking the bootloader which allows you to do whatever you want (pretty much).

thank you for prompt replies - apologies if i have posted in wrong forum - I will look into the options you have stated! thanks

This tool has been proven to work with locked bootloaders. I am not sure about the other S-OFF tool's ability to do likewise.

Related

Stock Unlocked Nexus One + root = voided warranty?

Hey Guys
I have bought myself a stock unlocked AT&T version of the Nexus one
It has never been rooted and I am on FRF85 at the moment (that was upgraded from EPE54b to FRF85 using the manual update method
Questions:
1. Does unlocking the bootloader mean you basically sim-unlock your phone?
2. If I have a stock unlocked phone, do I need to unlock the bootloader to root?
3. If I dont need to unlock the bootloader, when/if I decide to root my N1, will I lose warranty?
I guess question 3 is dependent on 2 above
Thanks
Unlocking the bootloader has nothing to do with sim unlocking your phone, these are two complete separate things
1 no. but I think there is no locked n1 available, so it is unlocked quite sure
2 maybe, depends on your build number. I think you have to unlock your bootloader with the att version
3 no
watercool said:
Unlocking the bootloader has nothing to do with sim unlocking your phone, these are two complete separate things
1 no. but I think there is no locked n1 available, so it is unlocked quite sure
2 maybe, depends on your build number. I think you have to unlock your bootloader with the att version
3 no
Click to expand...
Click to collapse
regarding rooting without unlocking bootloader, see the sticky in the nexus android development section
@flybyme - thanks for your reply - i had a look at the sticky thread you were talking about rooting without unlocking the bootloader.
1. what's easier? Rooting with unlocking the bootloader or without the bootloader?
2. What's more fool-proof so-to-speak?
3. What would you recommend?
Sorry for so many questions but thanks for reading
1. With unlocking the bootloader is alot simplet BUT you will loose your waranty.
2. Once either process is complete there's no real difference since you can use the custom recovery in exactly the same way to flash any further roms.
3. I would suggest _without_ unlocking the bootloader. At least give it a try, the worst that can happen is it doesnt work.

[Q] Xperia X8 Unlock-Sim question.

Hello! I'm sure I have read a post on the forums about this a few months back but cannot find it for the life of me so apologies if its been asked already....
I want to sim-unlock my SE x8 E15i. The phone was running custom kernel and ROM (with unlocked bootloader).
I've now restored the phone to stock (both kernel and rom) and relocked the bootloader - Its nowe back to "factory" settings.
I'm now ready to call and pay my provider for the sim-unlock code....
My question is, once the phone has been SIM-unlocked am i free to unlock the bootloader to flash kernels and roms WITHOUT loosing the sim-unlock which i have paid for.
I've tried to find out more about how the IMEI number and the unlock code behave (e.g. where the unlock code is saved to. Im not sure if it's in the bootloader. If it is will unlocking the bootloader mess up the unlock codes? etc).
Many thanks in advance.

Question about Rooting and S-Off

I`am considering buying the One but have one question.: Am i correct to understand it is no longer needed to unlock the bootloader on the htc.dev site with a unlock key because there is a possibility to get S-off? And when relocking the bootloader (for what reason whatsoever) does the bootloader then say Relocked instead of Locked? Thanks for any usefull info
Currently using the Nexus 4.
No need to go to htcdev and it says locked indeed.

[Q] 4.4.4 Carrier locked VZW, unlock bootloader?

I've been reading threads and found a bunch of unlock bootloader/root threads. It seems that people could unlock bootloaders, but then lost the ability with new OTA updates. I'm not entirely sure if that's the current latest info.
If I have a carrier locked (VZW) moto X, on 4.4.4 - is there any way to currently unlock bootloader? Do I even need to unlock the bootloader? Goal is to root/put TWRP on it with CM11.
Could I RSDlite to an older rom, and then use the guides?
Thanks!
jellysweep said:
I've been reading threads and found a bunch of unlock bootloader/root threads. It seems that people could unlock bootloaders, but then lost the ability with new OTA updates. I'm not entirely sure if that's the current latest info.
If I have a carrier locked (VZW) moto X, on 4.4.4 - is there any way to currently unlock bootloader? Do I even need to unlock the bootloader? Goal is to root/put TWRP on it with CM11.
Could I RSDlite to an older rom, and then use the guides?
Thanks!
Click to expand...
Click to collapse
If you have the regular Verizon Moto X and not the Developer Edition you'll have to try and get an unlock code via Chinese Middleman.
jellysweep said:
I've been reading threads and found a bunch of unlock bootloader/root threads. It seems that people could unlock bootloaders, but then lost the ability with new OTA updates. I'm not entirely sure if that's the current latest info.
If I have a carrier locked (VZW) moto X, on 4.4.4 - is there any way to currently unlock bootloader? Do I even need to unlock the bootloader? Goal is to root/put TWRP on it with CM11.
Could I RSDlite to an older rom, and then use the guides?
Thanks!
Click to expand...
Click to collapse
People never had the ability to unlock their bootloaders (except through the "middleman") - they were able to disable write protect using an exploit. The exploit was patched in the 4.4.2 update. The exploit never allowed you to flash custom roms. Only "safestrap-compatible, stock-based roms".
As the previous posted suggested - check out the thread in general titled "China Middleman Back??" - it is currently your only hope. Yes, you MUST unlock your bootloader to use TWRP or any custom ROMS.
DO NOT attempt to "downgrade" or use RSD Lite to flash an older version. You WILL brick your device if you attempt this.
samwathegreat said:
People never had the ability to unlock their bootloaders (except through the "middleman") - they were able to disable write protect using an exploit. The exploit was patched in the 4.4.2 update. The exploit never allowed you to flash custom roms. Only "safestrap-compatible, stock-based roms".
As the previous posted suggested - check out the thread in general titled "China Middleman Back??" - it is currently your only hope. Yes, you MUST unlock your bootloader to use TWRP or any custom ROMS.
DO NOT attempt to "downgrade" or use RSD Lite to flash an older version. You WILL brick your device if you attempt this.
Click to expand...
Click to collapse
Disappointing news, but thanks for the info guys!

[Q]s-off vs unlocked bootloader

What are the benefits of s-off over just unlocked boot loader
by unlocking bootloader u can root ur device, can flash custom recovery & custom roms on ur android device....
shad0wboss said:
What are the benefits of s-off over just unlocked boot loader
Click to expand...
Click to collapse
I don't have this particular device but I will tell you the general information and you can work with that.
About Bootloader(Unlocked Bootloader):
The bootloader is like a BIOS of your PC. It is the thing that is powered on and verifies all hardware and is responsible for making connection with the hardware. This can either be unlocked or locked. When you have a locked bootloader you can still root (if an exploit is available). You can even install a recovery or custom rom if an exploit is available (like BUMP was). What was it doing? Signing the images for your so the locked bootloader will think it is the OEM image. In most of the cases this is not so happy. Usually you can't flash a recovery or a custom rom or stuff like that with a locked bootloader. Some OEM's provide websites to unlock the bootloader (with the cost of losing warranty; well not really). This is the case of Sony, HTC. Some Oem's don't provide this.
About S-off:
What does S-off mean? Security off. Your device will come with S-ON always unless it's a Dev edition (correct me if I am wrong). What this does is it doesn't leave you to do very advanced operations related to the EMMC (the Nand chip). You can't flash a bootloader you wish or stuff like that. Update radio partition. In some cases system partition is also secured so you can't flash a custom ROM. By S-off you get full control of your device but if a mistakes occurs you will end up with a hard-bricked device.
Peace. Hope you understood.
neutrondev said:
I don't have this particular device but I will tell you the general information and you can work with that.
About Bootloader(Unlocked Bootloader):
The bootloader is like a BIOS of your PC. It is the thing that is powered on and verifies all hardware and is responsible for making connection with the hardware. This can either be unlocked or locked. When you have a locked bootloader you can still root (if an exploit is available). You can even install a recovery or custom rom if an exploit is available (like BUMP was). What was it doing? Signing the images for your so the locked bootloader will think it is the OEM image. In most of the cases this is not so happy. Usually you can't flash a recovery or a custom rom or stuff like that with a locked bootloader. Some OEM's provide websites to unlock the bootloader (with the cost of losing warranty; well not really). This is the case of Sony, HTC. Some Oem's don't provide this.
About S-off:
What does S-off mean? Security off. Your device will come with S-ON always unless it's a Dev edition (correct me if I am wrong). What this does is it doesn't leave you to do very advanced operations related to the EMMC (the Nand chip). You can't flash a bootloader you wish or stuff like that. Update radio partition. In some cases system partition is also secured so you can't flash a custom ROM. By S-off you get full control of your device but if a mistakes occurs you will end up with a hard-bricked device.
Peace. Hope you understood.
Click to expand...
Click to collapse
Thanks!
Things is, i was more concerned about the practical info about this device specifically because I have read that with just bootloader unlocked, the roms that i'll be able to flash will only change the visual and not so much with the kernel etc. I don't understand why people would choose to S-OFF for this device for other than just relocking the bootloader.
shad0wboss said:
Thanks!
Things is, i was more concerned about the practical info about this device specifically because I have read that with just bootloader unlocked, the roms that i'll be able to flash will only change the visual and not so much with the kernel etc. I don't understand why people would choose to S-OFF for this device for other than just relocking the bootloader.
Click to expand...
Click to collapse
Sorry I can't really help you with that information I don't know if you can flash a Custom kernel with S-on. Never had a sony. Someone will help you out soon.I hope.
i'l bump this question up then :/
I think S-off is a term unique to HTC devices. Its the equivalent of an unlocked bootloader
tonysunshine said:
I think S-off is a term unique to HTC devices. Its the equivalent of an unlocked bootloader
Click to expand...
Click to collapse
yes but nth to lose on HTC except warranty (still subject to which svc ctr tho) while on Sony, losing DRM keys (w/o backup) are like downgrading ur phone full capabilities.
monx® said:
yes but nth to lose on HTC except warranty (still subject to which svc ctr tho) while on Sony, losing DRM keys (w/o backup) are like downgrading ur phone full capabilities.
Click to expand...
Click to collapse
Is there a way to root without losing keys? I have Z3 LTE D6603 atm.
Sorry if it's a dumb question, I'm new here. And also new to sony rooting, which seems much more complex than my old Nexus 5 lol
tonysunshine said:
I think S-off is a term unique to HTC devices. Its the equivalent of an unlocked bootloader
Click to expand...
Click to collapse
Not really, you can flash kernels, roms ( aosp roms etc ) with unlocked bootloader, S-off gives you other stuff like changing mid, cid, sim unlock, downgrading/upgrading bootloader, converting to full GPE or dev edition, unlocking bootloader without need of HTC, flashing splash image, custom bootloaders, even converting to Windows ( if available of course ) locking it instead of re-locking it, restoring it to full stock state ( which is not possible without S-off ), simply put your device has no limits with S-off on HTC.
Anyway S-off isn't really needed unless you care for the things above ( if Sony even has S-off ), Sony has poor development so S-off isn't even needed or unlocking bootloader since basically all you get is aosp roms, stock alike roms are flashable with locked bootloader as far as I remember.
Sent from my HTC One M8 using Tapatalk

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