[Q] Only UK SIM unlock without losing the Sony ericssion android software - Xperia Arc General

Hi,
I got a new Sony Ericssion Xperia Arc from UK with one of the mobile network provider there.
It's locked, I want to know the ways to unlock the SIM and have to make it work in India, without losing custom Sony Ericssion's software.
Is it possible? If yes, can anyone please guide me step by step.

Related

[Q] Unlock Bootloader with this tool?

i found a website here where it states that it unlocks bootloader
the original website is http://www.x10unlocked.com/
Download Xperia X10 Bootloaders Unlocker Tool – Want to unlock your phone which is one of Xperia 10 famlilies like X10i, X10a, Docomo SO-01B, X10 Mini, X10 Mini Pro, X8, and W8? Then you gonna need this instant unlock tool.
Click to expand...
Click to collapse
i was wondering, is this REALLY the unlocking tool?
or it only unlocks SIM?
i'm confused

[Q] bootloader unlock allowed - no

I have a T-mobile uk Arc that has been network unlocked using Octopus SE.
Unfortunately when I go into the service menu it still says "Bootloader unlock allowed - no".
I though that unlocking it from the network might have changed this.
Is there anyway to unlock the bootloader and/or root the device if the bootloader unlock says no? i tried re-flashing using the namaste guide, but it didn't work.
I really don't understand why this is the case though. What is the determining factor for the bootloader status?
(sorry i know there's a few questions here but i'm so frustrated from having no look in researching this)
Thanks for any help you can offer!
In the service menu if your Bootloader Unlock says no then you cannot UNLOCK it.
The only way is VIA TEST POINT method (which carries RISK of bricking your device) can be done to have unlocked.
You can still HOWEVER root your phone. Cheers mate.
First of all thank you for the quick response.
I unlocked my phone from its network using the testpoint method (using Octopus Box). Is this the same as what you are referring to or is it a method of re-flashing that uses the testpoint?
Thanks!
If you done it correctly "TEST POINT" method your Bootloader should be unlocked.
fluxgfx said:
If you done it correctly "TEST POINT" method your Bootloader should be unlocked.
Click to expand...
Click to collapse
Hold the menu button, plug in your phone.
If the LED turns blue (fastboot mode), your bootloader is unlocked.
Pumphandle said:
I have a T-mobile uk Arc that has been network unlocked using Octopus SE.
Unfortunately when I go into the service menu it still says "Bootloader unlock allowed - no".
I though that unlocking it from the network might have changed this.
Click to expand...
Click to collapse
You now have a unlocked phone, not a SIM-FREE phone. Only a SIM-FREE phone that was never sold via a network will come with a unlockable bootloader.
It's why these sell for a bit more (£30ish).
CrazyPeter said:
You now have a unlocked phone, not a SIM-FREE phone. Only a SIM-FREE phone that was never sold via a network will come with a unlockable bootloader.
It's why these sell for a bit more (£30ish).
Click to expand...
Click to collapse
... he's already said he unlocked it from the network. Therefore, he does have a SIM/network free/unlocked phone.
However, SIM/network unlock is completely separate from the bootloader.
If the Service Menu says bootloader unlock is not allowed, you need a paid tool like SE Tool to unlock it.
Perhaps it's a regional terminology thing.
In the UK, unlocked means it was once locked to a network (but usually still with network branding)
Sim-free, means it's totally unbranded, not sold with a contract and not sold by a phone network. ie. totally independant of any phone network.
Only Sim-free is unlocked bootloader.
CrazyPeter said:
Perhaps it's a regional terminology thing.
In the UK, unlocked means it was once locked to a network (but usually still with network branding)
Sim-free, means it's totally unbranded, not sold with a contract and not sold by a phone network. ie. totally independant of any phone network.
Only Sim-free is unlocked bootloader.
Click to expand...
Click to collapse
I agree with you, I don't think they really understood exactly what you meant.
I remember Rikard from the SE Blog when they announced about bootloader unlocking on the new xperia phones. He also said that phones with generic firmware will be allowed to unlock bootloader.
So just because, you have unlocked a phone from t mobile it isn't a Sim free phone.
Sent from my LT18i using xda premium
I have to be thankful that my actual carrier doesn't do sim-lock.
First of all, thank you for your contributions.
So to re-cap, it is a T-mobile branded arc, that is now network free, but not sim free.
Is it possible to flash the phone to make it sim free? Would would using SETools acheive this?
Pumphandle said:
First of all, thank you for your contributions.
So to re-cap, it is a T-mobile branded arc, that is now network free, but not sim free.
Is it possible to flash the phone to make it sim free? Would would using SETools acheive this?
Click to expand...
Click to collapse
Ugh. SIM and network are the SAME thing: locked to a specific carrier / cannot use a different carrier's SIM card.
The bootloader is different. Generic (unbranded) phones have unlockABLE bootloaders through a FREE process. Carrier-branded phones ALSO have unlockABLE bootloaders but the process is NOT free.
Any bootloader can be unlocked, regardless of SIM/network status. I suggest you watch the video and pay attention to the FAQ.
There is no firmware or software that you can flash onto a phone to SIM/network unlock it. Buy an unlock code or tool credit (Omnius, SE Tool, etc.).
There is also no firmware or software that you can flash onto a phone to unlock a bootloader. Either use http://unlockbootloader.sonyericsson.com or pay to get it unlocked.
BluechipJ said:
Ugh. SIM and network are the SAME thing: locked to a specific carrier / cannot use a different carrier's SIM card.
The bootloader is different. Generic (unbranded) phones have unlockABLE bootloaders through a FREE process. Carrier-branded phones ALSO have unlockABLE bootloaders but the process is NOT free.
Any bootloader can be unlocked, regardless of SIM/network status. I suggest you watch the video and pay attention to the FAQ.
There is no firmware or software that you can flash onto a phone to SIM/network unlock it. Buy an unlock code or tool credit (Omnius, SE Tool, etc.).
There is also no firmware or software that you can flash onto a phone to unlock a bootloader. Either use xxxxxxxx or pay to get it unlocked.
Click to expand...
Click to collapse
Thanks for the answer but CrazyPeter is right. There's a regional terminology issue here that is not not translating.
That being said it does look like SETool is the way forward. I should've checked exactly what result unlocking with Octopus box would have.
Contact Jinx13 who will be able to unlock and open bootloader
I had sim locked three phone he did mine Sunday and it is easy and quick
Thanks cheify009. Heard his name being mentioned a few times now.
If u don't mind me asking, was it expensive?
Pumphandle said:
Thanks cheify009. Heard his name being mentioned a few times now.
If u don't mind me asking, was it expensive?
Click to expand...
Click to collapse
£15.00 done mine as well as my arc was on tmobile,now it is sim free and bootloader is unlocked.
Although you can still update via PC but not ota as it will brick the phone.
Sent from somewhere.......
dude?
BluechipJ said:
... he's already said he unlocked it from the network. Therefore, he does have a SIM/network free/unlocked phone.
However, SIM/network unlock is completely separate from the bootloader.
If the Service Menu says bootloader unlock is not allowed, you need a paid tool like SE Tool to unlock it.
Click to expand...
Click to collapse
Good morning to all! I have a big question! I have a Sony Ericsson Experia ARC vodafone brand new and comes with android 2.3.4 compilation: 4.0.2.A.0.62, and when connect it via the PC COMPANION tells me there's a new update 4.1.A.0.562, should I update it?
I've seen in many forums that updating the phone slow down the performance and assure me I'll regret of that. the other thing I was thinking is to make a backup of my original rom, but there is some way to make a backup of the original rom if something goes wrong? with the update? thanks

[Q] network error on factory unlocked r800i

hi there,
i bought a xperia play r800i directly from a sony store (india) so it must be factory unlocked however it is unable to pick up any sim in canada. I have managed to unlock the bootloader, root my phone, install ice cream sandwich from cm9 but it is still unable to pick up any network. No roaming services work either on my indian sim.
i really hope there is a fix to this problem!! let me know if any phone details are needed!! the only thing i have not tried is editing build.prop if someone could help me do that!!

LG G2 VERIZON can be relocked after update ?

hello guys
i juste wanna buy an LG G2 VERIZON, but used, and it's now unlocked it can work with all operators
but i really plan to update it to a lollipop, so will it be relocked again after update ? because i don't have the unlock code, and also i don't know if it's officially unlocked or by another method, how can i check that if there is really another method
i ask theses questions because it happened to me with a SONY XPERIA SP, it was unlocked and everything ok, after update fail i tried repair with : pc companion, and i get a phone simlocked grrrrrrr
so i don't want to live an experience like that again
chegue4 said:
hello guys
i juste wanna buy an LG G2 VERIZON, but used, and it's now unlocked it can work with all operators
but i really plan to update it to a lollipop, so will it be relocked again after update ? because i don't have the unlock code, and also i don't know if it's officially unlocked or by another method, how can i check that if there is really another method
i ask theses questions because it happened to me with a SONY XPERIA SP, it was unlocked and everything ok, after update fail i tried repair with : pc companion, and i get a phone simlocked grrrrrrr
so i don't want to live an experience like that again
Click to expand...
Click to collapse
i have unlocked , i havent flash OTA updates bur i flashed loliipop and 5.1.1 and 6.0 and you sont loose unlocked carrier.
the only way is to test it with a sim card..

Japanese ROM to US or UK ROM?

I purchased a Xperia X Compact SO-02J off of Craigslist for use on T-Mobile in the US. It mostly works, except it won't connect to my LTE CellSpot (the one that connects to your home network). I was wondering if anyone had successfully flashed the US or UK rom on to a Japanese NTT Docomo version of the phone. I searched but didn't find anything. Thanks in advance.
I'm afraid there's no one way for moded a Xperia SO-02J
The bootloader is totally locked, and it won't allowed us for unlock the bootloader. That's a dead-end.
I was using a Xperia X Compact SO-02J
Adiassidik said:
I'm afraid there's no one way for moded a Xperia SO-02J
The bootloader is totally locked, and it won't allowed us for unlock the bootloader. That's a dead-end.
I was using a Xperia X Compact SO-02J
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Click to collapse
not all version docomo lock , i have ubl allowed yes so-02j

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