[Q] Should I update my phone...? - AT&T Samsung Galaxy S II SGH-I777

Hi,
Bought a Samsung Galaxy SII (SGH S959G) and flashed it, unlocked it (before January 26th (which was legal back then(and I am using Ultra Mobile as my carrier and rooted it.
The thing is that now it's an SGH S959G (Straight Talk phone) that has an OTA update and when the download starts it says it's downloading the new version for this phone, but, when I browse to the "About Phone" section of the settings, it says that the Model Number is Samsung SGH - I777 with a baseband version I777UCKH7, Kernel version 2.6.35.7, Build number GINGERBREAD.UCKH7, AND, when I power on the phone, the splash screen shows that it's an GT - I9100.
Today I connected my phone to Kies and (obviously) showed that an update was available for I777 (Android Version: 4.1.2 / Baseband Version: I777UCMD8)
My hands are itching to upgrade my phone because when I bought it and rooted it I had JellyBean in there, and now I have Gingerbread, but:
Should I upgrade my phone?
I want to keep root on my phone, will it be possible?
Will my phone still be flashed?
Will I loose the unlocking that I did to the phone?, I really just don't like the service at Straight Talk, besides, Ultra Mobile is much cheaper.
Now, one more thing, this phone was not activated on any network when I purchased it (got it at craig list (for those who know what that is)), checked the IMEI number and was not reported either stolen or lost, but couldn't register it with Straight Talk since I didn't have the original purchase ticket from WalMart, so I had to change the IMEI number on it too ... will I loose this if I update it?
Thanks, in advanced, for your help, sorry it's such a long explanation, but just wanted to let you know the whole story so you could get all the facts you need for helping me, and if you need more, please just let me know.
Again, thanks.

Response?
No response yet??

abidcastaneda said:
Hi,
Bought a Samsung Galaxy SII (SGH S959G) and flashed it, unlocked it (before January 26th (which was legal back then(and I am using Ultra Mobile as my carrier and rooted it.
The thing is that now it's an SGH S959G (Straight Talk phone) that has an OTA update and when the download starts it says it's downloading the new version for this phone, but, when I browse to the "About Phone" section of the settings, it says that the Model Number is Samsung SGH - I777 with a baseband version I777UCKH7, Kernel version 2.6.35.7, Build number GINGERBREAD.UCKH7, AND, when I power on the phone, the splash screen shows that it's an GT - I9100.
Today I connected my phone to Kies and (obviously) showed that an update was available for I777 (Android Version: 4.1.2 / Baseband Version: I777UCMD8)
My hands are itching to upgrade my phone because when I bought it and rooted it I had JellyBean in there, and now I have Gingerbread, but:
Should I upgrade my phone?
I want to keep root on my phone, will it be possible?
Will my phone still be flashed?
Will I loose the unlocking that I did to the phone?, I really just don't like the service at Straight Talk, besides, Ultra Mobile is much cheaper.
Now, one more thing, this phone was not activated on any network when I purchased it (got it at craig list (for those who know what that is)), checked the IMEI number and was not reported either stolen or lost, but couldn't register it with Straight Talk since I didn't have the original purchase ticket from WalMart, so I had to change the IMEI number on it too ... will I loose this if I update it?
Thanks, in advanced, for your help, sorry it's such a long explanation, but just wanted to let you know the whole story so you could get all the facts you need for helping me, and if you need more, please just let me know.
Again, thanks.
Click to expand...
Click to collapse
For loosing SIM unlock. ...I need to know if you did your unlock by unlock code or you did some other way
.....updating to 4.1.2 ....look in I777 thread for cooked Rom that is already rooted deodexed ...debloated....and TW rom you looking
If you did unlock by code that is permanent. ..other ways that you need post
For showing update on kies...
If you did modified IMIE that is going to be problem. ...be cause your motherboard will still have factory IMIE. ...and from your statement I'm assuming you modified IMIE from some I777 device...
So your best thing is to use. ..cooked rom...
For statement that SGH-S959G is jb stock. ...no it is not...
Here is the link for everything you wanna know
http://forum.xda-developers.com/showthread.php?p=33902328
And if there is anything I can do to return your phone to right working order. ...PM me
Here is the link on cooked rom
http://forum.xda-developers.com/showthread.php?p=42522825
And for end I'm little out of what you exactly mean by imei. ....
Are you pointing to APN settings or something else
Success is never final
Failure is fatal

samprocat said:
For loosing SIM unlock. ...I need to know if you did your unlock by unlock code or you did some other way
.....updating to 4.1.2 ....look in I777 thread for cooked Rom that is already rooted deodexed ...debloated....and TW rom you looking
If you did unlock by code that is permanent. ..other ways that you need post
For showing update on kies...
If you did modified IMIE that is going to be problem. ...be cause your motherboard will still have factory IMIE. ...and from your statement I'm assuming you modified IMIE from some I777 device...
So your best thing is to use. ..cooked rom...
For statement that SGH-S959G is jb stock. ...no it is not...
Here is the link for everything you wanna know
http://forum.xda-developers.com/showthread.php?p=33902328
And if there is anything I can do to return your phone to right working order. ...PM me
Here is the link on cooked rom
http://forum.xda-developers.com/showthread.php?p=42522825
And for end I'm little out of what you exactly mean by imei. ....
Are you pointing to APN settings or something else
Success is never final
Failure is fatal
Click to expand...
Click to collapse
Thanks samprocat, to unlock the phone, first, I downloaded an app from gogle play store that actually stated that it unlocked the phone for me, then I sent the phone to someone to change the IMEI number (I looked my IMEI up on the IMEI black list on the internet but it wasn't black listed but a message kept popping up stating that the phone's IMEI was not registered) so I don't know how they did the IMEI change, except, that they did change the IMEI while the phone had the sgh s959g image on, but could not put on the modems, that's why they used the I777 image.
I know that if the phone gets back it's original IMEI, it's not going to work anymore, plus, I don't know if it's going to stay unlocked either. To tell you the truth, I don't want it to go back to it's original state. If there's a chance for me to loose the phone's unlocked feature, or get back my original IMEI number, then, I'll just stay with the phone this way.

Related

HELP DESPERATELY, Which Network is the phone locked to ?

Hello,
I'm hoping someone might know the answer as this is the first i've encountered such an issue.
Bought Galaxy S2 from Canada BELL carrier. got the phone unlocked previously. been flashing different ROM and update and is using XWLPM 4.0.4 ICS.
everything was working fine till about yesterday where a "Network Lock Control Key" popped up preventing me from accessing my SIM card. I do not believe my SIM is locked as i tested the SIM to another phone and it works fine without any security password.
somehow my phone is not locked again and i tried all the different unlocked method in the Playstore and nothing worked. it almost as seems the phone re-locked itself somehow.
my question is, is there a way to find out what network the phone is locked to so if i decide to purchase a unlock code, i know that it will work properly?
Appreciate any feedback or suggestions, as i need my phone desperate.!!! :crying:
Version 4.0.4
using Stock XWLPM Kernel (rooted)
Build XWLPM
Baseband using LD3 baseband = UGLD3 <-- Bell Carrier Modem Baseband.
Thanks
Why create another thread ? You've got a related open thread a couple of posts down you could have continued to use (changed the OP & title).
my bad ,total noob move.. i felt that it was a different question so i created another post. i can delete but not sure how!! any direction would be appreciated.
Use older thread. Locked

[Q] Need my stock rom

Hi guys. I got my Samsung Galaxy SII on a T-Mobile contract when it first came out. Unfortunately I got into a bit of a dispute with them and left, and am therefore unable to get my unlock code.
So I rooted my phone and unlocked it and the phone worked fine for a few months. Then all of a sudden I lost my signal EVERYWHERE.
So I tried messing around installing a few roms trying to get my phone's signal back. And may have possibly corrupted my EFS also.
I know (using various guides) how to get my EFS and everything back. However I have no idea which rom to choose.
My phone came from T-Mobile, but I am now on a Three contract. So which carrier do I select when getting the stock rom?
Also CSC? Modem? There are several variants of the stock rom it seems and I have no idea which one to pick!
Sorry if I have missed something, this is my first post. I scoured the website for a good 20mins and couldn't find anything that would help with my particular problem.
Info:
Current Network: 3
Country: UK
Phone: Galaxy S2 I9100
Thanks in advance.
elim_garak said:
Hi guys. I got my Samsung Galaxy SII on a T-Mobile contract when it first came out. Unfortunately I got into a bit of a dispute with them and left, and am therefore unable to get my unlock code.
So I rooted my phone and unlocked it and the phone worked fine for a few months. Then all of a sudden I lost my signal EVERYWHERE.
So I tried messing around installing a few roms trying to get my phone's signal back. And may have possibly corrupted my EFS also.
I know (using various guides) how to get my EFS and everything back. However I have no idea which rom to choose.
My phone came from T-Mobile, but I am now on a Three contract. So which carrier do I select when getting the stock rom?
Also CSC? Modem? There are several variants of the stock rom it seems and I have no idea which one to pick!
Sorry if I have missed something, this is my first post. I scoured the website for a good 20mins and couldn't find anything that would help with my particular problem.
Info:
Current Network: 3
Country: UK
Phone: Galaxy S2 I9100
Thanks in advance.
Click to expand...
Click to collapse
Try looking ur T mobile stock rom HERE
elim_garak said:
Hi guys. I got my Samsung Galaxy SII on a T-Mobile contract when it first came out. Unfortunately I got into a bit of a dispute with them and left, and am therefore unable to get my unlock code.
So I rooted my phone and unlocked it and the phone worked fine for a few months. Then all of a sudden I lost my signal EVERYWHERE.
So I tried messing around installing a few roms trying to get my phone's signal back. And may have possibly corrupted my EFS also.
I know (using various guides) how to get my EFS and everything back. However I have no idea which rom to choose.
My phone came from T-Mobile, but I am now on a Three contract. So which carrier do I select when getting the stock rom?
Also CSC? Modem? There are several variants of the stock rom it seems and I have no idea which one to pick!
Sorry if I have missed something, this is my first post. I scoured the website for a good 20mins and couldn't find anything that would help with my particular problem.
Info:
Current Network: 3
Country: UK
Phone: Galaxy S2 I9100
Thanks in advance.
Click to expand...
Click to collapse
You can get it from here also
Hi guys, just thought I'd update.
Luckily I remembered one of my family has the exact same phone that was on the same contract. So I typed in *#1234# and boom, I had the correct PDA, PHONE and CSC.
Thanks for the links also. Really helped

[Q] How to unlock SAMSUNG Exhilarate(SGH-I577) for free - from a poor Chinese person

First of all, I'm from China, my English is not very well, maybe you can't understand what I'm saying. I'm so sorry to my college English teacher that I haven't learn hard in his class.
Now let's entering the title:
I have a SAMSUNG Exhilarate(SGH-I577 AT&T) which my sister bring back from NewYork, and I want it to use my Chinamobile SIM card, and there comes the problem. When I insert my Chinamobile SIM card into the phone, it needs me to input "sim network unlock pin" ,but I don't have this number.
First what I'm thinking is to flash a rom, but this phone model doesn't released in China, I've been searched for 2 days, and finally find it's rom in this forum, I've downloaded two roms
[ROM][OFFICIAL] CarbonRom for the Exhilarate(i577) [NIGHTLIES]
http://forum.xda-developers.com/showthread.php?t=2458690&highlight=i577
[ROM][DEV][WIP][UNOFFICIAL][SlimBean 4.3 for the Samsung i577 Exhilarate][Meticulus]
http://forum.xda-developers.com/showthread.php?t=2438192&highlight=i577
Click to expand...
Click to collapse
I've been successfully flashing both of them, but when I insert my Chinamobile SIM card, it all needs to input "sim network unlock pin" :crying:
I searched whole day to find a way to unlock this, I've tried Samsung Galaxy S Unlock Tool, it doesn't work. Someone said there is a nv_data.bin file in the system, but I haven't found it even by using ReExplorer. Then I find Samsung tool and installed in my computer, but it doesn't work, does this software need to purchase?
So anybody call tell me how to unlock my phone, Is there any expert, proficient, mybe god can help me, Can someone give me a detailed description how to do this,
you can reply to this thread or send me an email:[email protected]
I'll give you my best regard.
dragon_KO said:
First of all, I'm from China, my English is not very well, maybe you can't understand what I'm saying. I'm so sorry to my college English teacher that I haven't learn hard in his class.
Now let's entering the title:
I have a SAMSUNG Exhilarate(SGH-I577 AT&T) which my sister bring back from NewYork, and I want it to use my Chinamobile SIM card, and there comes the problem. When I insert my Chinamobile SIM card into the phone, it needs me to input "sim network unlock pin" ,but I don't have this number.
First what I'm thinking is to flash a rom, but this phone model doesn't released in China, I've been searched for 2 days, and finally find it's rom in this forum, I've downloaded two roms
I've been successfully flashing both of them, but when I insert my Chinamobile SIM card, it all needs to input "sim network unlock pin" :crying:
I searched whole day to find a way to unlock this, I've tried Samsung Galaxy S Unlock Tool, it doesn't work. Someone said there is a nv_data.bin file in the system, but I haven't found it even by using ReExplorer. Then I find Samsung tool and installed in my computer, but it doesn't work, does this software need to purchase?
So anybody call tell me how to unlock my phone, Is there any expert, proficient, mybe god can help me, Can someone give me a detailed description how to do this,
you can reply to this thread or send me an email:[email protected]
I'll give you my best regard.
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?p=44496722
Same procedure like for i769 aka blaze 4g,you must flash 4.0.4 ics rom then uvle1 modem,after that follow
steps from page above
24458929
kew1701 said:
http://forum.xda-developers.com/showthread.php?p=44496722
Same procedure like for i769 aka blaze 4g,you must flash 4.0.4 ics rom then uvle1 modem,after that follow
steps from page above
Click to expand...
Click to collapse
Is there a link for 4.0.4 flash and uvle1 rom for model I577????
Unlock i577 with UCLD2 used in i727 and *#197328640#
ocarela said:
Is there a link for 4.0.4 flash and uvle1 rom for model I577????
Click to expand...
Click to collapse
My father always says that I keep learning from the forums and I never write anything. Well now something discovered by me. At least I believe so after browsing Internet for several hours.
I read the above recomendation of "kew1701" about flashing a modem of the t989 to the i577, and I thought: That will probably brick my i577 because the i577 is LTE and the t989 don't. It worked for the t769 because the t769 is not LTE either. And both the t989 and the t769 are for T-Mobile.
So I decided to give the try on my i577 with the modem I use to unlock the i727, the UCLD2. I assured my i577 was on ICS 4.0.4 and installed the modem with TWRP.
I originally downloaded that modem from here:
http://forum.xda-developers.com/showthread.php?t=2029650
(I thank that thread).
Followed the *#197328640# steps and it worked like a charm! Unlocked!. IMEI intact and all working. Now probably will flash back a i577 stock firmware, if I find it.
(My phone was on 4.0.4 UCLH3)
Enjoy.
Nice
Sent from my SAMSUNG-SGH-I577 using Tapatalk

[Q] i9300 mobile network issues :S

I'm having some issues with my i9300 i bought not too long ago pre-owned, i'm going to try my best to keep it clear and simple but...
I bought a i9300 off ebay locked to Optus mobile network, now before I tried to unlock it i rooted it and installed the cyanogen mod 10.2.0. Now I cant read my imei number and some other specs on the phone, i believe you need the imei or else it wont always work i'm told (unlocking the network). Ive been looking around for a stock rom from optus australian versions to see if that fixes the imei problem (didnt check to see if it was there when I had original rom on it). I've been running into problems finding a site that lets you download over 1 gig files without registering (**** that ****). Now I have two questions.
1. Can someone point me to a link of a fool proof no surveys and no registry restrictions of a stock rom from optus??
2. Is there it required to have an imei for unlocking or will unlocking fix my imei problem??
Is there a free way and relaviley easy way to unlock my phone??
Appreciate any help and ask for any more information
Additional imformation:
IMEI is Unknown
IMEI SV is Unknown
Serial No. Know
Have IMEI under battery

[Q] I9300, after flashing stock ROM, full signal but emergency calls only !

Hi. A old newbie here with a big problem, not solved by a lot of time lapsed, forum topics etc..
I have a SGS I9300.. Just got it a few weeks ago (2nd hand). Everything was fine, battery drains fast but doesn't matter now.
It had an modified TouchWiz rom which after a wipe data/cache still had SuperSU and I didn't like it.
I had a old stock ROM in my PC (from my old I9300, which worked fine 1 year ago, 4.3 Romania -Orange). I flashed it through ODIN but the problem is that I have signal bars, I can choose between HSDPA/GSM connections, I can register to any network but in my carrier it says The selected Network (RO ORANGE) is not disponible or smth like that.
I went to a GSM Service, they made it work but I didn't like that modified ROM, I want a Full Official Stock TouchWiz ROM for my old S3.
I paid a lot, I don't want to go once again to repair it. IMEI and S/N are good. When I received it from Service, it had USB Debugging ON. I think Z3X will solve this but I think it's not free to register..
Hi
Thanks for writing to us at XDA Assist. Please standby while we have your thread/question moved to the appropriate sub-forum for your device.
For future reference you can find your device sub-forum here (bookmark/subscribe this):
Samsung Galaxy S III I9300, I9305
Within that section you will find a dedicated q&a sub-forum (this is where your thread is going to be moved to):
Galaxy S III Q&A, Help & Troubleshooting
Good luck!
Sounds like your phone has modified/damaged efs and must have patched modem and kernel to use a stock firmware.
Take it back to the GSM Service and ask them to repair the efs properly, so it works on 4.3 without patches.
boomboomer said:
Sounds like your phone has modified/damaged efs and must have patched modem and kernel to use a stock firmware.
Take it back to the GSM Service and ask them to repair the efs properly, so it works on 4.3 without patches.
Click to expand...
Click to collapse
Hm, I tried a lot of things to repair it, but I did worse. The IMEI became generic (0049), the S/N was modified.
After a lot of time lost, looking on XDA, YouTube, trying to repair it... I found that the only viable solution was to go with it at a GSM Service. You can't modify or repair your IMEI without a box (z3x). I finally managed to fix it for just 9$ ( I was thinking to buy a new motherboard -> 50$ )
Thanks for your reply
crystybz2010 said:
Hm, I tried a lot of things to repair it, but I did worse. The IMEI became generic (0049), the S/N was modified.
After a lot of time lost, looking on XDA, YouTube, trying to repair it... I found that the only viable solution was to go with it at a GSM Service. You can't modify or repair your IMEI without a box (z3x). I finally managed to fix it for just 9$ ( I was thinking to buy a new motherboard -> 50$ )
Thanks for your reply
Click to expand...
Click to collapse
I have the same problem. The IMEI and SN are good, but I can't call. I was on CM11 before and then I put phone accidentally in flight mode and flashed Blekota v11. Was not able to make calls anymore. Then I used ODIN to flash back to a Stock rom what I wanted to do in the first place. But still no change. Do I need to flash a different Baseband version?
Please help me, what can I do?
Sputnik. said:
I have the same problem. The IMEI and SN are good, but I can't call. I was on CM11 before and then I put phone accidentally in flight mode and flashed Blekota v11. Was not able to make calls anymore. Then I used ODIN to flash back to a Stock rom what I wanted to do in the first place. But still no change. Do I need to flash a different Baseband version?
Please help me, what can I do?
Click to expand...
Click to collapse
Try flashing a patched modem and kernel from here >> https://drive.google.com/folderview...sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#list <<
Sputnik. said:
I have the same problem. The IMEI and SN are good, but I can't call. I was on CM11 before and then I put phone accidentally in flight mode and flashed Blekota v11. Was not able to make calls anymore. Then I used ODIN to flash back to a Stock rom what I wanted to do in the first place. But still no change. Do I need to flash a different Baseband version?
Please help me, what can I do?
Click to expand...
Click to collapse
Yes you can flash different modems, a lot of people solved the problem with XXEMG4 modem, but in my case.. Nothing seemed to work.
I have again the same problem, IMEI and S/N are good, Emergency calls only. I think i have EFS V1 but my rom is fully working with EFS V2.
You should better go to a GSM Service and see what you can do with yours, don't try because you can lose your IMEI and S/N and then the single solution is to repair N/V data IMEI and S/N with Z3X box at a service.
Thanks, it worked with the patched modem and kernel. I used this procedure: http://forum.xda-developers.com/galaxy-s3/help/guide-emergency-calls-problem-siii-i9300-t2752541

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