Phone won't ask for unlock code. help! - AT&T Samsung Galaxy S II Skyrocket SGH-I727

I bought the unlock code for my Samsung galaxy s2 skyrocket and I originally had it rooted on 4.0.3 I believe and I would insert my tmobile SIM and it wpuldnt prompt me for the unlock code. It just said invalid SIM. So now I thought maybe I did something wrong with the root or the firmware so I updated to 4.1 and it works greats no bugs but I still won't ask for the unlock code if someone could help me out here that would be great havent really messed with a galaxy s2 in a while since they first came out and not to good with gsm phones as I use cdma for the most part. All help is appreciated
Sent from my HTCONE using Tapatalk 2

Maybe be wrong but I think you have to be on a stock ROM. There's a thread in general about unlocking.
Edit: this may help.
http://forum.xda-developers.com/showthread.php?t=2029650
Sent from my SGSII Skyrocket using XDA

btm fdr said:
Maybe be wrong but I think you have to be on a stock ROM. There's a thread in general about unlocking.
Edit: this may help.
http://forum.xda-developers.com/showthread.php?t=2029650
Sent from my SGSII Skyrocket using XDA
Click to expand...
Click to collapse
Well I am on stock but I'll check that out thanks also any other help or suggestions anyone has are welcome thanks again
Sent from my HTCONE using Tapatalk 2

Alex1123 said:
Well I am on stock but I'll check that out thanks also any other help or suggestions anyone has are welcome thanks again
Sent from my HTCONE using Tapatalk 2
Click to expand...
Click to collapse
Should be all you need and I think you could have done it for free with the instructions you'll find in there.
Sent from my SGSII Skyrocket using XDA

btm fdr said:
Should be all you need and I think you could have done it for free with the instructions you'll find in there.
Sent from my SGSII Skyrocket using XDA
Click to expand...
Click to collapse
Well I tried that method before but didn't have much luck
Sent from my HTCONE using Tapatalk 2

Related

Any free unlocks out yet for the skyrocket?

Any free unlocks for the skyrocket yet? been holding on to her for over a month... way over ready
not that i know of
iv been looking too if you find one let me know
No
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2
We cannot unlock it by rooting it?
I had Desire HD and i rooted it and it got unlocked?
This would not work for this?
manu44 said:
We cannot unlock it by rooting it?
I had Desire HD and i rooted it and it got unlocked?
This would not work for this?
Click to expand...
Click to collapse
Nope this has been answered before, gotta search OP.
Sent from my SAMSUNG-SGH-I727 using xda premium
manu44 said:
We cannot unlock it by rooting it?
I had Desire HD and i rooted it and it got unlocked?
This would not work for this?
Click to expand...
Click to collapse
No
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2
Wait 6 months from when you bought the phone, call att and ask to talk to supervisors a few times, say you're going out of the country and hey should give you one assuming you've been with them for a while and are in good standard payment wise
Sent from my SGH-I727 using xda premium

[Q] Make I727 Samsung Skyrocket ATT work on T-Mobile

How can I make following work on T-Mobile?
SAMSUNG SGH-1727
2.3.6
I727UCLA3
2.6.35.11
GINGERBREAD.UCLA3
Unlock it and use a T-Mobile radio.
Sent from my SGH-I727 using xda premium
Thanks for your reply! I don't have an unlock key.
can you please point me to steps to unlock it and use t-mobile radio?
supernez said:
Thanks for your reply! I don't have an unlock key.
can you please point me to steps to unlock it and use t-mobile radio?
Click to expand...
Click to collapse
Get the code from here http://cellunlocker.net
Once you pay for that code pop in your tmo sim and turn the phone on. Enter the unlock code and you're good to go. Then flash a tmo radio from the t989 section. And I think you need to enter a T-Mobile apn. Not sure.
Sent from my SGH-I727 using xda premium
Thats ~28$
Any other free/cheaper option?
supernez said:
Thats ~28$
Any other free/cheaper option?
Click to expand...
Click to collapse
There might be other places that offer it cheaper but you can't get it done for free. Sorry.
Sent from my SGH-I727 using xda premium
ohhh i bought this phone brand new off craigslist thinking that I may be able to use it with tmobile by rooting/flashing etc.
:-(((((((((((((((
supernez said:
ohhh i bought this phone brand new off craigslist thinking that I may be able to use it with tmobile by rooting/flashing etc.
:-(((((((((((((((
Click to expand...
Click to collapse
Yeah you are going to need an unlock code for it
Sent from my SGH-I727 using xda premium
supernez said:
Thats ~28$
Any other free/cheaper option?
Click to expand...
Click to collapse
I may be able to get you a free unlock code using my at&t account. Pm me
Sent from my SAMSUNG-SGH-I727 using xda premium
Are sites giving unlock codes out now? Last I checked, they weren't able produce unlock codes due to Samsung server or something.
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
specter07 said:
Are sites giving unlock codes out now? Last I checked, they weren't able produce unlock codes due to Samsung server or something.
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
Yes it can be done that way or thru USB unlock.
Sent from my SAMSUNG-SGH-I727 using xda premium
someone please help me... i need to use it on tmobile and I'm disappointed that i'll have to spend more money on it... ((((((((((((
Dude. No one knows a free way. You gotta pay.
--
SGH-I727 using Tapatalk, running cm9. Trouble searching? http://www.googleguide.com/advanced_operators.html
mindmajick said:
Dude. No one knows a free way. You gotta pay.
--
SGH-I727 using Tapatalk, running cm9. Trouble searching? http://www.googleguide.com/advanced_operators.html
Click to expand...
Click to collapse
He speaks the truth
Sent from my SAMSUNG-SGH-I727 using xda premium
Ok.. wat is the best 'paid' way?
Won't rooting even help?
Also I tried to check its lock type by:
*#7465625# - it throws an exception...
supernez said:
Ok.. wat is the best 'paid' way?
Won't rooting even help?
Also I tried to check its lock type by:
*#7465625# - it throws an exception...
Click to expand...
Click to collapse
Rooting won't do anything. You have to pay. Use the link I posted on the last page.
Sent from my SAMSUNG-SGH-I727 using xda premium
there is a cheaper option which is unlocking by cable as also mentioned before.
Here is software to do it:
http://www.unlocksamsungonline.com/unlocksamsung/I727
Kachman did it for 1/3 cost....
Thanks!!! Kachman!!!! :good:
I started rooting it but when I tried to take backup using ClockWorkMod Recoverry, I'm getting an error:
Can't mount /sdcard
I don't have a SD card. Can't I root if I don't have one?
Can I simply get out of it and it won't cause any damange to the phone?
Good thing i have att but I've never in my life had an android phone where I had to pay to unlock it that sucks
Sent from my SAMSUNG-SGH-I727 using xda app-developers app

T-Mobile 4G speed on unlocked Samsung galaxy s2 skyrocket i727 ICS 4.0.4 Stock

Hello all,
I would like to thank you for this great forum!
I am very new to this, I have an unlocked Samsung galaxy S2 skyrocket i727 ICS 4.0.4 Stock updated via Kies.
My question how do i run my phone on T-Mobile 4G speed, currently I am getting 2G speed i guess which i am downloading at 46kbps?
Please tell me in details how to that, like i said i am very new to this, direct me to post if possible?
Thank you in advance for your help
Have you checked out this thread? http://forum.xda-developers.com/showthread.php?t=1507825
quordandis said:
Have you checked out this thread? http://forum.xda-developers.com/showthread.php?t=1507825
Click to expand...
Click to collapse
Thank you very much
But how do I apply this radio file to my phone? If there is a prerequisite step please direct me to a post that teach me how to do it
Do a little searching on the forums, but you effectively have to flash the CWM recovery to your phone so you could then flash over the mod's specified in that thread. I can't go into the whole specifics of doing that as there are TONS of threads on it.
quordandis said:
Have you checked out this thread? http://forum.xda-developers.com/showthread.php?t=1507825
Click to expand...
Click to collapse
Last time i checked the links on the thread are bad.....I unlocked my skyrocket to tmobile and tried dl but links were bad.......so Im on EDGE on the skyrocket but who cares SGS3 is beast ass phone even with the small ammount of roms and mods for it
Per the linked thread a few posts above, search for the blaze modem suggested. That should get you off the Edge network
Sent from my SAMSUNG-SGH-I727 using xda premium
Once you flash a tmobile modem to unlock the 4g, also try adding these settings to your build.prop
ro.ril.hsdpa=24
ro.ril.hsupa=6
ro.ril.hsxpa=5
ro.ril.gprsclass=10
Supposedly you should get even better data speeds. I cannot verify this. worth a shot.
freshjr said:
Once you flash a tmobile modem to unlock the 4g, also try adding these settings to your build.prop
ro.ril.hsdpa=24
ro.ril.hsupa=6
ro.ril.hsxpa=5
ro.ril.gprsclass=10
Supposedly you should get even better data speeds. I cannot verify this. worth a shot.
Click to expand...
Click to collapse
Thanks for this information. I managed to get CvD-Nibbles 1.6 (Jelly Bean mod ROM) loaded and Blaze_4G_LB7_ICS_Radio_MOD with this settings. Works better now.
I also managed to load a couple T-Mobile ROM like Liquid_All-Star V5.5 and All-Star-Rom V2-1 with skyrocket kernel Sky_p3.2 and Blaze_4G_LB7_ICS_Radio_MOD plus the build.prop tweak to work great.
pwong9 said:
I also managed to load a couple T-Mobile ROM like Liquid_All-Star V5.5 and All-Star-Rom V2-1 with skyrocket kernel Sky_p3.2 and Blaze_4G_LB7_ICS_Radio_MOD plus the build.prop tweak to work great.
Click to expand...
Click to collapse
What's ur network mode set as?
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
freshjr said:
Once you flash a tmobile modem to unlock the 4g, also try adding these settings to your build.prop
ro.ril.hsdpa=24
ro.ril.hsupa=6
ro.ril.hsxpa=5
ro.ril.gprsclass=10
Supposedly you should get even better data speeds. I cannot verify this. worth a shot.
Click to expand...
Click to collapse
Can you just drop these lines anywhere in the build.prop or is there somewhere in there it specifically needs to go?
Sent from my SAMSUNG-SGH-I727 using xda premium
How fast is t-mobiles 4g speeds? Like mbps wise?
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
spitfire2425 said:
How fast is t-mobiles 4g speeds? Like mbps wise?
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
And is it still possible to use an AT&T sim and get 3G after flashing a Skyrocket with T-Mobile radios?
MaMMiTs said:
And is it still possible to use an AT&T sim and get 3G after flashing a Skyrocket with T-Mobile radios?
Click to expand...
Click to collapse
You can always flash the stock radio back to the phone
Sent from my SAMSUNG-SGH-I727 using xda premium
spitfire2425 said:
How fast is t-mobiles 4g speeds? Like mbps wise?
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
Not bad
Sent from my SAMSUNG-SGH-I727 using xda premium
Thanks for responding to a two month old question!
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
jd1639 said:
Thanks for responding to a two month old question!
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
Wow don't worry I won't answer any questions from you anymore
Sent from my SAMSUNG-SGH-I727 using xda premium
tf1078 said:
Wow don't worry I won't answer any questions from you anymore
Sent from my SAMSUNG-SGH-I727 using xda premium
Click to expand...
Click to collapse
That's cute lol.
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2
Need your guidance
pwong9 said:
Thanks for this information. I managed to get CvD-Nibbles 1.6 (Jelly Bean mod ROM) loaded and Blaze_4G_LB7_ICS_Radio_MOD with this settings. Works better now.
Click to expand...
Click to collapse
Hi, I am new to Anroid systems. I am using T-mobile on my Samsung Skyrocker I727 phone but I am geetting speed of Edge, I saw ur this thred, could you please guide me how can I activate the settings to get 4G speed. I have installed Jelly Bean 4.1 on my Skyrocket.
If you can provide the steps/links to follow would be great.
Regards
pradeep2611 said:
Hi, I am new to Anroid systems. I am using T-mobile on my Samsung Skyrocker I727 phone but I am geetting speed of Edge, I saw ur this thred, could you please guide me how can I activate the settings to get 4G speed. I have installed Jelly Bean 4.1 on my Skyrocket.
If you can provide the steps/links to follow would be great.
Regards
Click to expand...
Click to collapse
Ok, since you're new, see vincom's stickies in the development forum.
Sent from my SAMSUNG-SGH-I727 using xda app-developers app

New S3 Help!

Ok im in a real hurry, I got a phone in a hurry and now I think im in trouble. Its us cellular and im on ATT, I didn't think to check it out and now im worried 1. can it be unlocked to use with att and and 2. is there a way to see if the esn bad...Any help would be great.
Try the ol' "el goog"
Sent from my SCH-I535 using xda premium
I did. Its alot to sift threw. Trying to.find a recent answer.
Sent from my SAMSUNG-SGH-I897 using xda app-developers app
Call US cellular and have them run the IMEI to check it.
Unfortunately, as far as unlocking it and putting it on AT&T, I'm currently not seeing any unlocks for that to make it possible.
Sent from my SCH-I535 using xda app-developers app
RBarnett09 said:
Call US cellular and have them run the IMEI to check it.
Unfortunately, as far as unlocking it and putting it on AT&T, I'm currently not seeing any unlocks for that to make it possible.
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
Ok good idea, ill call them tomorrow about the imei. Is it possible you think any cdma networks will work with it?
Sofwhitewolf said:
Ok good idea, ill call them tomorrow about the imei. Is it possible you think any cdma networks will work with it?
Click to expand...
Click to collapse
Honestly, after doing some searching... the people in this thread link below may be of the most help to you. Phone unlocking and flashing isn't my most knowledgeable subject... and according to the thread below, it's somehow possible to unlock this CDMA phone to a GSM network... which would include AT&T. So, I wish you good luck. And maybe someone more knowledgeable on this subject will answer you here.
http://forum.xda-developers.com/showthread.php?t=2036915 
Sent from my SCH-I535 using xda app-developers app
RBarnett09 said:
Honestly, after doing some searching... the people in this thread link below may be of the most help to you. Phone unlocking and flashing isn't my most knowledgeable subject... and according to the thread below, it's somehow possible to unlock this CDMA phone to a GSM network... which would include AT&T. So, I wish you good luck. And maybe someone more knowledgeable on this subject will answer you here.
http://forum.xda-developers.com/showthread.php?t=2036915 
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
Yea I read through this thread, it gives me mixed answers that's why I ended up posting. the linked digit combo to get to the service menu does not work. so im still lost.
Sofwhitewolf said:
Yea I read through this thread, it gives me mixed answers that's why I ended up posting. the linked digit combo to get to the service menu does not work. so im still lost.
Click to expand...
Click to collapse
According to the thread, you must be rooted and be on a 4.1.2 AOKP ROM for it to work.
Sent from my SCH-I535 using xda app-developers app
My suggestion would be sell the us cellular one and get the one you need. You can unlock and flash but you will be limited to 3g data speeds. Your calling and texting should be ok.
Sent from my GT-P5113 using xda premium
bbqsfire said:
My suggestion would be sell the us cellular one and get the one you need. You can unlock and flash but you will be limited to 3g data speeds. Your calling and texting should be ok.
Sent from my GT-P5113 using xda premium
Click to expand...
Click to collapse
And that's most likely what I will do/amd doing already, but in the mean time I would like to be able to use it. So I found and easy root methed and the phone is now rooted. because its cdma does it still need *unlocked* ?
Sofwhitewolf said:
And that's most likely what I will do/amd doing already, but in the mean time I would like to be able to use it. So I found and easy root methed and the phone is now rooted. because its cdma does it still need *unlocked* ?
Click to expand...
Click to collapse
Make a backup of the stock ROM to your internal and external memory if you have an SD card in it. Go to that thread link I provided you earlier and see if it works for you.
You'll have to flash a ROM such as the one the thread talks about to get the menu.
Sent from my SCH-I535 using xda app-developers app
bbqsfire said:
My suggestion would be sell the us cellular one and get the one you need. You can unlock and flash but you will be limited to 3g data speeds. Your calling and texting should be ok.
Sent from my GT-P5113 using xda premium
Click to expand...
Click to collapse
Ok so I did what was stated, I rooted and flashed AOKP 4.1.2 and then attempted the menu access code into dialer. it did nothing as before.
Try what this guy posted in another thread. http://forum.xda-developers.com/showthread.php?p=43100105
Sent from my SCH-I535 using xda premium
bbqsfire said:
Try what this guy posted in another thread. http://forum.xda-developers.com/showthread.php?p=43100105
Sent from my SCH-I535 using xda premium
Click to expand...
Click to collapse
So I was able to get to the menu by doing this *#22745927, that allowed access to the other menu. but in that menuthe last option that I need to select is not there lol. dead end. I was looking at the other method but Im not sure I want to pay for those aps if they are yet another dead end.

[Q] AT&T provided unlock code does not work on samsung gakaxy s2 i727

Hi!
I need to use my sgs2 i727 outside us and called AT&T for unlock code and they provided me but it didn't work. I call them back, told them again the EMEi and they provided the same code..which as I told doesn't work.
Can somebody, please, give me a solution.
Thanks
There's all kinds of information on how to do it if you search the threads
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
holeindalip said:
There's all kinds of information on how to do it if you search the threads
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
+1
op's question to vague
are you on stock
exactly whats steps did you take in entering the code
answer could be in the 1stop sticky in the guide/info section
AT&A are bunch of asses when it comes to unlock codes , they will come up with million excuses not to unlock your device...
Search for 3rd party companies online who can sell you the unlock code for your IMEI,it can cost you 10-30$ but well worth it of you really need your device outside of at&t.
Is your device rooted? If so u will need to return to stock firmware for it to work hope u get it going
Sent from my Nexus 4 using Tapatalk 2
Thanks for all the answers!
I resolved the problem with buying a new code from ebay and there they gave me instructions how to type it.
Thanks
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Trevino07 said:
Is your device rooted? If so u will need to return to stock firmware for it to work hope u get it going
Sent from my Nexus 4 using Tapatalk 2
Click to expand...
Click to collapse
It's rooted, I did a permanent unroot and it didn't work...
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
There's guides in here that will unlock for free, should've read some more
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onugonduri said:
It's rooted, I did a permanent unroot and it didn't work...
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Click to expand...
Click to collapse
Do some reading bro. You're a brick waiting to happen.
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