Sprint Galaxy s4 on Tmobile.

robogoflow

Senior Member
Mar 8, 2012
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I never had a gsm phone so I dont know alot about world phones. On sprints community foruma there is much debate if the gs4 is a world phone. I see a sim slot my guess that it is. Anyway if I were to switch to tmobile, can this phone be used or is it completely impossible? Other countries use gsm networks only so being a world phone I would assume that it can be used with US gsm networks. Thanks.

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nicotheandroidguy

Senior Member
Dec 4, 2012
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Los Angeles
I never had a gsm phone so I dont know alot about world phones. On sprints community foruma there is much debate if the gs4 is a world phone. I see a sim slot my guess that it is. Anyway if I were to switch to tmobile, can this phone be used or is it completely impossible? Other countries use gsm networks only so being a world phone I would assume that it can be used with US gsm networks. Thanks.

Sent from my SPH-L720 using Tapatalk 4 Beta
It is a world phone but it is locked to Sprint only you can call sprint and have it unlocked for international and sprint simcards only no domestic Sims like from t-mobile and AT&T.

Sent from my SPH-L720 using xda premium
 
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robogoflow

Senior Member
Mar 8, 2012
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It is a world phone but it is locked to Sprint only you can call sprint and have it unlocked for international and sprint simcards only no domestic Sims like from t-mobile and AT&T.

Sent from my SPH-L720 using xda premium
Okay did some research and youre correct. Invalid sim pops up when a local sim is inserted. Lets say I flash the google edition rom stock rooted. Now I know it will mess up all radio with cdma but will this bypass or does sprint have a hardware lock on the device?

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nicotheandroidguy

Senior Member
Dec 4, 2012
512
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0
Los Angeles
Okay did some research and youre correct. Invalid sim pops up when a local sim is inserted. Lets say I flash the google edition rom stock rooted. Now I know it will mess up all radio with cdma but will this bypass or does sprint have a hardware lock on the device?

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No that doesn't discard it it is a hardware lock.


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maxpower7

Senior Member
May 2, 2011
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I never had a gsm phone so I dont know alot about world phones. On sprints community foruma there is much debate if the gs4 is a world phone. I see a sim slot my guess that it is. Anyway if I were to switch to tmobile, can this phone be used or is it completely impossible? Other countries use gsm networks only so being a world phone I would assume that it can be used with US gsm networks. Thanks.

Sent from my SPH-L720 using Tapatalk 4 Beta
Switch to T-Mobile, get new GS4, sell Sprint GS4. Problem solved.

Sent from my SPH-L720 using xda premium
 
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gizmoscoop

Senior Member
Nov 28, 2010
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Westminster, California
It will work on tmobile

I never had a gsm phone so I dont know alot about world phones. On sprints community foruma there is much debate if the gs4 is a world phone. I see a sim slot my guess that it is. Anyway if I were to switch to tmobile, can this phone be used or is it completely impossible? Other countries use gsm networks only so being a world phone I would assume that it can be used with US gsm networks. Thanks.

Sent from my SPH-L720 using Tapatalk 4 Beta
Yes, it will work on tmobile for text and call when you unlocked it. For data, you need to change the apn setting to epc.tmobile.com. I am sure that you will get EDGE but not sure about 3g/4g or LTE.
 
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Lucky422

Member
Sep 16, 2013
31
2
0
Galaxy s 4 sprint to Tmobil

I never had a gsm phone so I dont know alot about world phones. On sprints community foruma there is much debate if the gs4 is a world phone. I see a sim slot my guess that it is. Anyway if I were to switch to tmobile, can this phone be used or is it completely impossible? Other countries use gsm networks only so being a world phone I would assume that it can be used with US gsm networks. Thanks.

Sent from my SPH-L720 using Tapatalk 4 Beta
Unfortunately they work in different bands even you put a Tmobil Sim card it wont work.
 

Lucky422

Member
Sep 16, 2013
31
2
0
Sprint to tmobil

That is not correct. It will work if you unlocked it. You will only get only 2g data.

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Im sure not everyone is willing to tinker with setting and all that...and sure you can make it work if youre willing to put the time and effort then yes it will work.
 

eljefebusa

New member
Feb 25, 2011
2
0
0
sprint to tmobil

thanks for all but can someone put what will be the procedure in how its done and the call how it will work just fine or what? please i need to know to do it im a newbee .thanks to everyone
 

cruise350

Senior Member
Dec 11, 2007
1,962
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Memphis, TN
You can't do it, it is impossible. Sprint has US carriers blocked and there is no method to unlock to use a Sprint phone on Tmobile. So here is the steps to follow: List your Sprint phone on Ebay or Craigslist, Sell it, go buy a Tmobile S4, enjoy.
 

xvibrantzombiex

New member
Sep 19, 2013
2
0
0
2nd try

Yes, it will work on tmobile for text and call when you unlocked it. For data, you need to change the apn setting to epc.tmobile.com. I am sure that you will get EDGE but not sure about 3g/4g or LTE.
Im having difficulties rooting the S4. When I check it says its not rooted properly. Im still on MF9 and have no clue how to get it to MDC/MDL baseband. Any help? And how would you change the apn settings?
 

chris41g

Inactive Recognized Developer
Sep 10, 2009
2,073
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You can't do it, it is impossible. Sprint has US carriers blocked and there is no method to unlock to use a Sprint phone on Tmobile. So here is the steps to follow: List your Sprint phone on Ebay or Craigslist, Sell it, go buy a Tmobile S4, enjoy.
It's very possible..

Sent from my SPH-L720 using XDA Premium 4 mobile app
 

bonebeatz1234

Senior Member
Feb 5, 2010
1,480
377
0
rockford,il
will not work don't waste your time trying. Maybe on verizon or another cdma carrier but not gsm just wont work. I read this question at least 100 times on xda and no one ever did it successfully or even partially. Trade or sell it

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the790

New member
May 23, 2013
4
1
0
sigh...

There seems to be a very dismissive attitude in this thread.

I have a Sprint HTC One and I can easily throw a T-Mobile SIM in there and get full service (sans LTE) with T-Mobile. The HSPA+ is faster than the Sprint 3G.

So while I do not have personal experience with the S4 in this fashion, I do not see why it would not be possible to get it unlocked and used on T-Mobile. (Unless Samsung/Sprint are blocking it for whatever reason)
 
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