T-Mobile D6616 Xperia Z3 - Are we completely stuck on the latest T-Mobile ROM? - Xperia Z3 Q&A, Help & Troubleshooting

Do us T-Mobile D6616 Xperia Z3 owners have any options to install a different Sony ROM from another variant that has a newer Android version (Marshmallow)? Our bootloader is locked but it's my understanding that the bootloader doesn't need to be unlocked to install another Sony Xperia ROM from the same variant. The question is: although it might be expected/understandable, what is the root cause as to why our D6616 soft bricks when trying to installing the ROM from another Z3 variant (eg. D6653)? Is there a certain piece of the ROM such as the baseband that causes the soft brick, in which case wouldn't it be possible to just remove the baseband from the ROM/FTF and it would work?
Are there any Devs willing to explore this or already know? I just want to know if us T-Mobile Xperia Z3 owners are completely screwed with no options?
By the way, Des from the product team at T-Mobile said that Sony dropped Dev support for the T-Mobile Xperia Z3... How lovely...

s1dest3pnate said:
Do us T-Mobile D6616 Xperia Z3 owners have any options to install a different Sony ROM from another variant that has a newer Android version (Marshmallow)? Our bootloader is locked but it's my understanding that the bootloader doesn't need to be unlocked to install another Sony Xperia ROM from the same variant. The question is: although it might be expected/understandable, what is the root cause as to why our D6616 soft bricks when trying to installing the ROM from another Z3 variant (eg. D6653)? Is there a certain piece of the ROM such as the baseband that causes the soft brick, in which case wouldn't it be possible to just remove the baseband from the ROM/FTF and it would work?
Are there any Devs willing to explore this or already know? I just want to know if us T-Mobile Xperia Z3 owners are completely screwed with no options?
By the way, Des from the product team at T-Mobile said that Sony dropped Dev support for the T-Mobile Xperia Z3... How lovely...
Click to expand...
Click to collapse
Without an unlocked bootloader, there's not really much to be done. You're at T-Mobile's mercy for updates. You cannot install a ROM for any other variant than the D6616. There is a check that happens in the bootloader when you turn the device on. If a non-D6616 firmware is detected, it will refuse to boot until it detects the correct one. This is easily bypassed with an unlocked bootloader, which is not available for the T-Mobile variant.
In short, yes, D6616 owners are indeed screwed. Don't buy carrier models whenever possible.

There are unlocked versions now available. I unlocked my version and tried to flash another room but didn't work.
I would love to know more specifics on how to bypass the check. Is part of it replacing the phone ID?
---------- Post added at 06:52 PM ---------- Previous post was at 06:06 PM ----------
Here is the partition files if that helps
https://docs.google.com/document/d/1Nl5Egwt4ubXDRpLNOEzVQRu0gNk2lxO2ad7nUkNTkD0/edit?usp=sharing

A quick note from the battlefront. Both Sony and TMO are pointing at eachother. The one constant is not owning up to orphaning the TMO variant less than a year into its product cycle. It's actually quite amusing to see the non-statements from both parties. A simple "It ain't happening" statement would shut the door.
Here's hoping someone with a lot of time on his/her hands can jailbreak the D6616 variant.

The partition layout is the same. If every partition was pulled from a D6603 with adb or fastboot. I theoretically should be possible to flash them one by one to a D6616 if done in the correct order. A jtag cable may be necessary.

So you are saying the only way to do it is getting a copy of someones phone partions and installing them individually?
/u/cajunflavoredbob @cajunflavoredbob Any further suggestion from your end?

odunke01 said:
So you are saying the only way to do it is getting a copy of someones phone partions and installing them individually?
/u/cajunflavoredbob @cajunflavoredbob Any further suggestion from your end?
Click to expand...
Click to collapse
The bootloader for the D6616 is not the same as on the other unlocked models. You can bypass the bootloader lock and write directly to the partitions using a jtag box or similar hardware, but there's a very real chance that it will still not boot up, since the bootloader checks for firmware verity on boot. As I mentioned before, take this as a lesson not to buy carrier branded models in the future, or at least those without a bootloader unlock method. I know the temptation is there to get the device cheaper through the carrier, but you're getting what you pay for.

@cajunflavoredbob the device I have is unlocked. It is not from tmobile directly.
When I purchased it the phone was branded as a D6603.
So with the knowledge that this phone does have an unlocked bootloader. Is there a non hardware related method?

odunke01 said:
@cajunflavoredbob the device I have is unlocked. It is not from tmobile directly.
When I purchased it the phone was branded as a D6603.
So with the knowledge that this phone does have an unlocked bootloader. Is there a non hardware related method?
Click to expand...
Click to collapse
You're in the wrong forum then. This is for the T-Mobile version (D6616). With an unlocked bootloader, you can pretty much flash whatever you want.

I am annoyed as when I purchased the phone it was branded as a D6603 (packaging and advertising) but is truly a D6616 as stated in the phones internals.
When I originally got the phone I upgraded it using xperia companion and it installed D6616 firmware, that was the first time i realised something was different with it.
The IMEI numbers match and sony recognises it as a proper IMEI.
I checked the bootloader status using *#*#7378423#*#* and it stated "Bootloader unlock allowed: yes"
I then proceeded to Sonys website to unlock the bootloader and it changed to "Bootloader unlocked: yes"
Flashing a normal d6603 firmware (rom or ftf) doesn't work, only d6616
There are also others who have stated that they have unlockable versions of the d6616, it isnt just me.
So repeating my question, is there something that can be done?

I think we need to try the Non-T-Mobile US Model (D6646) ROM. It's the closest to our T-Mo model.

Ok, so I tried again.
Checked my bootloader staus again, it still says unlocked:yes
Tried flashing niabocs existenz rom - > softbrick (blackscreen, no logo)
Reflashed the stock 4.4.4 FTF
Rooted, recovery etc.
rechecked bootloader, still unlocked: yes
Tried Slimm rom from Wajk - factory reset etc
- > softbrick (blackscreen, no logo)
What step am I missing?
Do i need to flash the D6603 FTF first?
---------- Post added at 09:44 AM ---------- Previous post was at 09:34 AM ----------
Ok, so that didn't work
03/041/2016 11:41:47 - INFO - Opening TA partition 2
03/041/2016 11:41:47 - INFO - Writing TA unit 00002774. Value : 01
03/041/2016 11:41:47 - INFO - Closing TA partition
03/041/2016 11:41:48 - INFO - Processing partition-image.sin
03/041/2016 11:41:48 - INFO - Checking header
03/041/2016 11:41:48 - ERROR - Processing of partition-image.sin finished with errors.
---------- Post added at 09:46 AM ---------- Previous post was at 09:44 AM ----------
Do I need to extract the files and create a PRF, leaving the bootloader from D6616 in it?

Screenshots to show it is a D6616 with an unlocked bootloader

@cajunflavoredbob Hate to bother you still, but you mentioned it was easy to bypass the check on boot.
I haven't been able to find that searching on XDA or google.
How would I got about it.
As you can see above, I DO have a D6616 and it has an unlocked bootloader.

As I mentioned, you can bypass the bootloader by writing directly to the partitions through a jtag box or similar. However, you would still likely have an issue when you reboot due to the bootloader verifying the system on each boot.
It seems like your device took the wrong firmware update, though. I have not come across any D6616 devices with an unlockable bootloader. If you say that the packaging labeled it a D6603, and it later turned into a D6616 with an unlockable bootloader, this backs up my theory.
You could try unlocking the bootloader and flashing whatever you want, but the issue now is that you have a D6616 bootloader looking for the same system image.
Long story short, it is easy to bypass the bootloader, but only if you have the hardware to do so. Honestly, I would argue that it's better to just pick up a new device at this point. The G4 can be had for under $200, for example, and that's about what a jtag box is going to cost you.
Unless someone creates a tool to unlock the D6616 bootloader or to replace it with one of another model, there's really nothing you can do. Carrier branded devices suck.

Ok, thanks mate. Thought you meant there was a software coded way of bypassing.
That sucks.
Oh well, no idea why it changed to a D6616 firmware, but i'm stuck with it now. Its still a good phone and I can do enough manually, it was just easier to use someone elses hardwork through an already modded rom.
Thanks for the reply.

@odunke01: I have D6616 with Bootloader unlock allowed: yes, same as yours. I think that like me, you purchase your phone from non-authorized distributor. I found that DRM Key has [Unknown error]. Though I do think that the phone originating US T-Mobile D6616 and has been modified (may be illegally). This modification is to unlock SIM card that allow the phone working with free SIM.

well if ur package labels as d6603 then u need to recover it to this version somehow else this mobile will be no fun for ya. miht an mod cn be done for an recovery to cheat on the kernel and insall the right kernel above it and sin error can apear when ur download have problems. ps if uinstall an costumrom then install one wich is ful and before that delete everything on ur phne except the fota partition. mch easier to avoid darkness of death. it should work.

Related

EE and Bootloader

Does anyone know if Xperia Z3's supplied directly through EE or Orange have unlockable bootloaders?
I'm due an upgrade but don't want to be stung with a locked bootloader like I was with the Z1.
fl4r3 said:
Does anyone know if Xperia Z3's supplied directly through EE or Orange have unlockable bootloaders?
I'm due an upgrade but don't want to be stung with a locked bootloader like I was with the Z1.
Click to expand...
Click to collapse
Not sure if you can but still even if you could would you want to? Sony has put up a disclaimer on its website stating that unlocking the bootloader on its high-end models, namely the Xperia Z3, will lead to issues in the performance of its camera. After unlocking the bootloader of the device, taking photos in low-light conditions is going to be worse than before...
Yeah that's true but further into the Z3 life cycle things will eventually start to 'feel' boring as I like to tinker with my phones and from experience I tend to get bored if I stay on the same ROM - I may be considered a flashaholic :silly:. It's what makes my Z1 feel boring even though it is a good phone.
So being able to switch between ROMs and custom kernels is something I cannot do without again! Loosing the camera performance is something I can live with (plus a TA backup, once possible before unlocking, will mean I can revert back).
Anyone with an Xperia Z3 from EE want to do a quick check to see if bootloader is unlockable please?
If it's of any help, I know that the xperia z2 from ee had a unlockable bootloader.
Sent from my D6603 using Tapatalk
fl4r3 said:
Does anyone know if Xperia Z3's supplied directly through EE or Orange have unlockable bootloaders?
I'm due an upgrade but don't want to be stung with a locked bootloader like I was with the Z1.
Click to expand...
Click to collapse
http://developer.sonymobile.com/unlockbootloader/
Says:
Please note! It will only be possible to unlock the boot loader for certain releases. You can check if it is possible to unlock the boot loader of your device in the service menu by following the steps below:
In your device, open the dialler and enter *#*#7378423#*#* to access the service menu.
Tap Service info > Configuration > Rooting Status. If Bootloader unlock allowed says Yes, then you can continue with the next step. If it says No, or if the status is missing, your device cannot be unlocked.
There's a link to a page where you provide an email address where they email you a code.
---------- Post added at 01:31 AM ---------- Previous post was at 01:30 AM ----------
theonecallednick said:
Not sure if you can but still even if you could would you want to?
Click to expand...
Click to collapse
Because as a developer you might be more interested in developing apps for the phone than taking photographs using DRM-restricted software?
Sorry to bump an old thread like this, but is there a definitive answer on this from someone that has a Z3 supplied by EE? I'm looking at a Z3 for an upgrade, but would really like an unlockable bootloader if possible.
Thanks for any input.
One last bump to see if anyone from the UK knows. I suppose I'll go and ask on EE's "support" forum if nobody knows.

Rogers D6603 Full Unlock

I just received my Sony D6603 Xperia Z3 from my carrier which is Rogers. Is there a way to fully unlock the device as if it was purchased as an unlocked version? I've tried searching for answers, but only came up with how to unlock the bootloader and rooting instructions. Unless, if by doing those methods, will fully unlock my device including SIM lock. Any help and insight would be greatly appreciated.
Depending on Roger's terms you should be able to have them unlock it. Appears you have to wait 90 days though.
http://www.rogers.com/web/support/wireless/unlock/733?setLanguage=en
Loving this one:
Why do I have to wait 90 days before I can unlock my device?
Your device has been optimized for use on the Rogers network. You may find that some settings or features do not function properly once the device is unlocked and in use with another carrier's SIM card. We want to ensure that you've had the chance to experience the full capabilities of your device on the Rogers network before making the decision to unlock.
Rooting and bootloader unlock will make no difference to SIM unlock.
The two issues are separate.
gregbradley said:
Rooting and bootloader unlock will make no difference to SIM unlock.
The two issues are separate.
Click to expand...
Click to collapse
If I unlock the SIM on my device via a code, will it still be unlocked even after re-flashing my device's firmware?
Because I just checked to see if I can unlock my device's bootloader, but I'm not able to at all. Maybe I will be after getting it unlocked by Rogers themselves after the 90 days.
Flava0ne said:
If I unlock the SIM on my device via a code, will it still be unlocked even after re-flashing my device's firmware?
Because I just checked to see if I can unlock my device's bootloader, but I'm not able to at all. Maybe I will be after getting it unlocked by Rogers themselves after the 90 days.
Click to expand...
Click to collapse
Once your device is sim free (using code) it will remain unlocked no matter what you do
Flava0ne said:
If I unlock the SIM on my device via a code, will it still be unlocked even after re-flashing my device's firmware?
Because I just checked to see if I can unlock my device's bootloader, but I'm not able to at all. Maybe I will be after getting it unlocked by Rogers themselves after the 90 days.
Click to expand...
Click to collapse
Please re-read what I said. Bootloader unlock and SIM unlock are two separate things. One does not affect the other. It does not matter what you do to one it will not change the status of the other.
gregbradley said:
Please re-read what I said. Bootloader unlock and SIM unlock are two separate things. One does not affect the other. It does not matter what you do to one it will not change the status of the other.
Click to expand...
Click to collapse
Yes, I understood what you said. What I meant was, when or if I get Rogers to unlock my device, unless they're only unlocking the SIM on it, hopefully I'll be able to unlock the bootloader as if I originally purchased it unlocked to begin with. Because when I checked my device's service menu, the status on the bootloader is that it cannot be unlocked using Sony's official method. If I had purchased an unlocked device instead of getting it through Rogers, the bootloader unlockable status would be different, correct?
When I get home, I'll try and see if I can still unlock the bootloader un-officially using Flashtool, unless for some reason that method won't work at all and my bootloader will not be able to be unlocked at all currently.
Edit: All I basically want to accomplish in my new device is to have root access to it. My previous device was an Xperia PLAY which was also purchased originally locked from Rogers. But after fully unlocking it using the Omnius client, I was able to unlock it's bootloader, flash DooMLorD's kernel and get root access to it. Because all the tutorials I've found on how to access root on the Xperia Z3 involves having the bootloader unlocked.
Flava0ne said:
Yes, I understood what you said. What I meant was, when or if I get Rogers to unlock my device, unless they're only unlocking the SIM on it, hopefully I'll be able to unlock the bootloader as if I originally purchased it unlocked to begin with. Because when I checked my device's service menu, the status on the bootloader is that it cannot be unlocked using Sony's official method. If I had purchased an unlocked device instead of getting it through Rogers, the bootloader unlockable status would be different, correct?
Click to expand...
Click to collapse
Probably, but some carrier free devices come with a boot that cannot be unlocked and some devices that are from a carrier can be unlocked. SIM free or SIM locked does not imply the bootloader can or cannot be unlocked.
When I get home, I'll try and see if I can still unlock the bootloader un-officially using Flashtool, unless for some reason that method won't work at all and my bootloader will not be able to be unlocked at all currently.
Edit: All I basically want to accomplish in my new device is to have root access to it. My previous device was an Xperia PLAY which was also purchased originally locked from Rogers. But after fully unlocking it using the Omnius client, I was able to unlock it's bootloader, flash DooMLorD's kernel and get root access to it. Because all the tutorials I've found on how to access root on the Xperia Z3 involves having the bootloader unlocked.
Click to expand...
Click to collapse
There is no unofficial bootloader unlock for this device. Its done through sony's official method or not at all.
If Rodgers unlocks the sim for you it will not affect the status of the bootloader at all, unless you ask them to do it and they agree.
To get root access you do not need to be SIM unlocked. The only way to gain root acces on the Z3 currently is to unlock the bootloader, which you cannot do even if Rodgers SIM unlock it
The xperia play is a legacy device and there were unofficial ways to unlock the bootloader. That has not been the case with all new phones for a couple of years now. I believe (Correct me if I am wrong) that the xperia NEO was one of the last to come with an unofficial unlock (The test point method). My old Xperia T was one of the first to come that had no unofficial unlock and the only way to do it was via Sonys unlock site.
gregbradley said:
Probably, but some carrier free devices come with a boot that cannot be unlocked and some devices that are from a carrier can be unlocked. SIM free or SIM locked does not imply the bootloader can or cannot be unlocked.
Click to expand...
Click to collapse
That's something I didn't know, I've always thought that when you purchase an unlocked Android device that the bootloader would be unlockable, good to know!
gregbradley said:
If Rodgers unlocks the sim for you it will not affect the status of the bootloader at all, unless you ask them to do it and they agree.
Click to expand...
Click to collapse
So they can apparently change the unlock-able status of the bootloader themselves?
gregbradley said:
The xperia play is a legacy device and there were unofficial ways to unlock the bootloader. That has not been the case with all new phones for a couple of years now. I believe (Correct me if I am wrong) that the xperia NEO was one of the last to come with an unofficial unlock (The test point method). My old Xperia T was one of the first to come that had no unofficial unlock and the only way to do it was via Sonys unlock site.
Click to expand...
Click to collapse
So basically, unlocking Sony devices unofficially, stopped around the same time Sony Ericsson became only Sony?
Flava0ne said:
That's something I didn't know, I've always thought that when you purchase an unlocked Android device that the bootloader would be unlockable, good to know!
Click to expand...
Click to collapse
So they can apparently change the unlock-able status of the bootloader themselves?
Click to expand...
Click to collapse
Yes, there have been some posts that some people have managed to do this with some carriers, but I am very sceptical as to this actually happening.
So basically, unlocking Sony devices unofficially, stopped around the same time Sony Ericsson became only Sony?
Click to expand...
Click to collapse
That may be coincidence, I believe that Sony made a tactical decision to stop unofficial methods by allowing some devices to be unlocked officially. This saw an almost immediate stop in devs working on unofficial unlocks as you could always get hold of a device that could be unlocked officially and for free. They basically took the need of an unofficial unlock out of the equation.
If Rogers could do that, it really makes me wonder what kind of tool/program that they use to accomplish this.
Probably something similar to Emma or just fastboot and adb. I really do not know that. The problem is they know the keys, without them it needs a good dev to find a vulnerability and write an exploit. That takes time and skill. And since there is an official method there seems no need to spend that time, as people with that skill just get themselves devices which can be unlocked
My 3rd day now with my new Z3 and I'm really missing having root access.
11901
Will SIM unlocking allow you to delete the Rogers apps?
Also, I noticed my phone doesn't let me hide apps, though most people seem to have that option... is that a Rogers thing or is there something wrong with my device?
Sim unlock has nothing to do with root, so sim unlocking will not give you the ability to remove system apps.
msxghost said:
Will SIM unlocking allow you to delete the Rogers apps?
Also, I noticed my phone doesn't let me hide apps, though most people seem to have that option... is that a Rogers thing or is there something wrong with my device?
Click to expand...
Click to collapse
What i have done already to my device as soon as i got it, before even turning it on for the first time, was use Flashtool and flashed it with the Global Generic Firmware to get rid of the Rogers branding on it. I was able to disable most of the built in bloatware that originally comes with it.
57147468 said:
What i have done already to my device as soon as i got it, before even turning it on for the first time, was use Flashtool and flashed it with the Global Generic Firmware to get rid of the Rogers branding on it. I was able to disable most of the built in bloatware that originally comes with it.
Click to expand...
Click to collapse
Will doing so essentially wipe my phone? Unfortunately I've already downloaded all my apps/customized it how I want otherwise, so I'd like to avoid that if possible. Sorry if this seems like a stupid question, I'm new to Android.
msxghost said:
Will doing so essentially wipe my phone? Unfortunately I've already downloaded all my apps/customized it how I want otherwise, so I'd like to avoid that if possible. Sorry if this seems like a stupid question, I'm new to Android.
Click to expand...
Click to collapse
Not if you tick the box to exclude data on flashtool when you flash it
gregbradley said:
Not if you tick the box to exclude data on flashtool when you flash it
Click to expand...
Click to collapse
Is there some sort of beginners guide/explanation/walkthrough you can point me towards? I've never had an Android before, so I have no idea what I'm doing and I don't want to screw anything up.

[Q] Xperia M2 Version Number

Ive found on few sites that my Sony Xperia M2 D2303 with Kitkat should be 18.3.C.0.37 but mine software version is 18.3.1.C.0.21.
Why is it like this? Is there something wrong with my device, is it fully updated to last software version or not?
Also ive checked bootloader unlock status and it says Not allowed.
In the official Sony site ive seen a text that says: "Important note! In order to unlock your Xperia™ M2 you need to be on software version 18.3.C.0.37." - which is different then mine.
I also checked for any updates but there is nonne showing in my sony app.
How can i solve this?
Thanks in advance.
LiquidShot said:
Ive found on few sites that my Sony Xperia M2 D2303 with Kitkat should be 18.3.C.0.37 but mine software version is 18.3.1.C.0.21.
Why is it like this? Is there something wrong with my device, is it fully updated to last software version or not?
Also ive checked bootloader unlock status and it says Not allowed.
In the official Sony site ive seen a text that says: "Important note! In order to unlock your Xperia™ M2 you need to be on software version 18.3.C.0.37." - which is different then mine.
I also checked for any updates but there is nonne showing in my sony app.
How can i solve this?
Thanks in advance.
Click to expand...
Click to collapse
Different terms, different topics.
Let's see, .21 build version number means 4.4.4 KitKat (most updated version of KitKat).
If the unlock allowed device says No, it means you have the SIM Locked, so, you need to contact your carrier provider in order to unlock it and change the status to "yes", so, you could unlock your bootloader without any troubles in the process
Official Sony says you need to be in 4.4.2 or higher build number version, it's not stated you need to be in .37 build number.
Note: 4.4.2 (is precisely .37 build number, but, still .21 or higher works fine with the unlocking).
Regards!
i know its a bit turn off the topic, but while im still here let me ask - Does anyone know is Lolipop gonna come out for M2 or not?
There have been many different statements about this so id like to know once for all, is it or not?
LiquidShot said:
i know its a bit turn off the topic, but while im still here let me ask - Does anyone know is Lolipop gonna come out for M2 or not?
There have been many different statements about this so id like to know once for all, is it or not?
Click to expand...
Click to collapse
No. It ain't confirmed yet. In some point might show up for our device. But right now there's no confirmation. Just OmniROM, CyanogenMod 12 and FXP AOSP.
If your bootloader unlock allowed says no. Then there is nothing you can do to unlock it. Not even network unlocking your phone will change that. To get bootloader unlock allowed yes buy sim free unlocked device. Most carriers lock down bootloaders hope this answers your questions
sent from my Rooted B/l 4.4.4 kk Xperia D2303
aidy.luca[email protected] said:
If your bootloader unlock allowed says no. Then there is nothing you can do to unlock it. Not even network unlocking your phone will change that. To get bootloader unlock allowed yes buy sim free unlocked device. Most carriers lock down bootloaders hope this answers your questions
sent from my Rooted B/l 4.4.4 kk Xperia D2303
Click to expand...
Click to collapse
But ive hear many times people are "decoding" their phones in order to get SIM free device, why cant i do it?
And is there a way to root my device without unlocking bootloader?
To root you need to search on here plenty of easy to follow tutorials on how to root for locked and unlocked bootloaders.
sent from my Rooted B/l 4.4.4 kk Xperia D2303
[email protected] said:
If your bootloader unlock allowed says no. Then there is nothing you can do to unlock it. Not even network unlocking your phone will change that. To get bootloader unlock allowed yes buy sim free unlocked device. Most carriers lock down bootloaders hope this answers your questions
sent from my Rooted B/l 4.4.4 kk Xperia D2303
Click to expand...
Click to collapse
Under what assumptions you say that? Topics before some guy said that he unlocked its device changing the status of its SIMLock with some code to unlock it. The carrier locks down your phone via SIM, but it doesn't mean you can't unlock it forever. If you "free" it, the problem must be solved. The guy I'm talkin' about, unlock two devices using the same method I'm sayin' here, and the two of them went fine. So, just try. The carrier shouldn't show any troubles in order to disable the SIMLock, it's your right, in fact.

Xperia Z3 D6616 SIM unlock or Custom firmware

hi
i am having my Xperia Z3 D6616 idle for more than 5 months, meaning? its not sim unlocked. actually unable to unlock it. i did not know that t-mob disabled the SIM unlock code pop up in their phones.
i am not in US right now so unable to unlock the phone as i bought from ebay as new. totally fed up with this situation.
i am tried all over the forum and waited log time to get the root, i felt it will be unlocked after then. but unfortunately rooting did not shed any light on unlocking possibility.
so far
1. D6616 cannot be Sim unlocked without Tmob support
2. No custom firmwares.
3. will not boot if international Firmware flashed via flashtool. or flashing pre rooted zips.
4. its known that it the boot loader cannot be unlocked.
i am looking for D6603 firmware ported to D6616 so that we can flash into recovery and get the sim unlock code Pop up to Enter the unlock code.
or anyway how to port the simunlock app from international D6603 FW to make it work on D6616.
I saw and tried HTC one M9 T mob sim unlocking method and it worked on HTC one M9. (the link is below) is it possible can we follow the same method to unlock the D6616 also.
looks like T-Mob disable sim unlock pop up in their phone to restrict the user to unlock as they wish.
link : http://forum.xda-developers.com/one-m9/general/sim-unlock-method-t3143333
i request some developer help how to get this done. i believe they are so generous and helpful. at least some guides on how to make it.
idumbakumar said:
hi
i am having my Xperia Z3 D6616 idle for more than 5 months, meaning? its not sim unlocked. actually unable to unlock it. i did not know that t-mob disabled the SIM unlock code pop up in their phones.
i am not in US right now so unable to unlock the phone as i bought from ebay as new. totally fed up with this situation.
i am tried all over the forum and waited log time to get the root, i felt it will be unlocked after then. but unfortunately rooting did not shed any light on unlocking possibility.
so far
1. D6616 cannot be Sim unlocked without Tmob support
2. No custom firmwares.
3. will not boot if international Firmware flashed via flashtool. or flashing pre rooted zips.
4. its known that it the boot loader cannot be unlocked.
i am looking for D6603 firmware ported to D6616 so that we can flash into recovery and get the sim unlock code Pop up to Enter the unlock code.
or anyway how to port the simunlock app from international D6603 FW to make it work on D6616.
I saw and tried HTC one M9 T mob sim unlocking method and it worked on HTC one M9. (the link is below) is it possible can we follow the same method to unlock the D6616 also.
looks like T-Mob disable sim unlock pop up in their phone to restrict the user to unlock as they wish.
link : http://forum.xda-developers.com/one-m9/general/sim-unlock-method-t3143333
i request some developer help how to get this done. i believe they are so generous and helpful. at least some guides on how to make it.
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Click to collapse
I would also really appreciate help with this issue
Sent from my C6603 using XDA Free mobile app
so No help or support from members?
i am going to try this option
http://www.ebay.com/itm/321828564320?_trksid=p2057872.m2749.l2649&ssPageName=STRK:MEBIDX:IT
this is the cheapest i found
but as of now they are telling the server is down. have to wait until the service is up.
idumbakumar said:
so No help or support from members?
i am going to try this option
http://www.ebay.com/itm/321828564320?_trksid=p2057872.m2749.l2649&ssPageName=STRK:MEBIDX:IT
this is the cheapest i found
but as of now they are telling the server is down. have to wait until the service is up.
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Click to collapse
I'm facing the same problem, all servers are down indefinitely. One guy also found if your phone never were used or registered in T-mobile network, can't be registered as elegible to unlock, this is my worst problem, I'm outside of USA with brand new expensive phone . If some one found any other solution to unlock, I'll appreciate the information
Unlock service is up.
Now we can unlock xperia Z3 with t mobile app,
The service is up. I bought the unlock service from cellphoneunlock.net
This service cost 50$, but this is the only option for D6616. Time will 3-6 days. I unlocked two of my D6616 after years
idumbakumar said:
Now we can unlock xperia Z3 with t mobile app,
The service is up. I bought the unlock service from cellphoneunlock.net
This service cost 50$, but this is the only option for D6616. Time will 3-6 days. I unlocked two of my D6616 after years
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Click to collapse
not that I believe in pay for those type of services. but I have a z3v and am in a similar position. I was wondering if you could check if your bootloader unlockable status has changed from no to yes or how can u flash stock z3 firmware with only a sim unlock.
Tigerhoods said:
not that I believe in pay for those type of services. but I have a z3v and am in a similar position. I was wondering if you could check if your bootloader unlockable status has changed from no to yes or how can u flash stock z3 firmware with only a sim unlock.
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Click to collapse
This has nothing to do with the bootloader, it is for unlocking the sim only. The z3v is alread SIM unlocked, but, like the T-Mobile d6616, the bootloader is locked and likely to stay that way.

601SO XZ Bootloader Locked

Hello. I have a Softbank 601SO Xperia XZ (which I sim unlocked as recently I changed to Y Mobile) and am wondering what I am able to do with this device. I can't change the status from "Bootloader unlock allowed: No" and when trying to downgrade Android from 7.0 to 6.0 by flashing it, it seemed to be softbricked so I had to factory reset it using Xperia Companion (and it reset it back to 7.0). Does anyone have any experience rooting this phone with the bootloader locked or was anyone able to change the unlockable status to Yes?
Thanks!
chair24 said:
Hello. I have a Softbank 601SO Xperia XZ (which I sim unlocked as recently I changed to Y Mobile) and am wondering what I am able to do with this device. I can't change the status from "Bootloader unlock allowed: No" and when trying to downgrade Android from 7.0 to 6.0 by flashing it, it seemed to be softbricked so I had to factory reset it using Xperia Companion (and it reset it back to 7.0). Does anyone have any experience rooting this phone with the bootloader locked or was anyone able to change the unlockable status to Yes?
Thanks!
Click to expand...
Click to collapse
### There is no way, because Bootloader unlock allowed is no. ###
awadnisar said:
### There is no way, because Bootloader unlock allowed is no. ###
Click to expand...
Click to collapse
I see, I thought that some people have rooted their phones successfully without unlocking the bootloader. I've also seen some people saying they successfully changed the unlockable bootloader status from no to yes by sim unlocking or downgrading their OS. Maybe these are rare cases...
chair24 said:
I see, I thought that some people have rooted their phones successfully without unlocking the bootloader. I've also seen some people saying they successfully changed the unlockable bootloader status from no to yes by sim unlocking or downgrading their OS. Maybe these are rare cases...
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Click to collapse
Ya may be, after Marshmallow update you need to root by flashing zip Su/magisk and for that recovery is required.
Yeah, if it can't be brought back to a previous version it's probably not going to work...it's sort of annoying having a phone that belongs to you and is carrier locked even though you no longer have any connection with that carrier!

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