[Q] Will there be a hack to the i9300 to receive 3g/4g Tmobile USA? - Galaxy S III Q&A, Help & Troubleshooting

i have a cellphone repair store and am addicted to new cellphones and trying them out. i currently have the i9300 and love it, but am wondering if there would be anyway to hack it to receive 3g/4g T-Mobile USA. I have switched over back to T-Mobile because they have the best speed for money and coverage ratio where i live. I also have the galaxy note sgh i717 and have it rooted and running ics with the blaze radio hack and it works beautifully on T-Mobile. So what im asking is, will there be a way to flash a radio the same way it was done on the note for the i9300? i really like the way my phone is and prefer the quad core over the dual core that will be coming out here in the us. I don't want to have to sell my international i9300 to get the USA T-Mobile version just so i can have working 3g/4g. Im Hoping for a answer yes you can flash a radio and someone can try to do it. I wish i had more time to play around with these things and be more knowledgable about what im saying, but with my job and two kids i try to learn as much as possible.

Nope. The hardware for the international version doesn't support LTE. Unless you're a superDev and manage mod the system on a chip support it, you'll have to use the US version to get 4G.
It's only the the main reason that the US version isn't getting the quad core. Not that the S4 + 2Gb of memory isn't just as good if not better than the exynos.
Herp derp Captivate Tapatalk 2

What about the hspa+ or even 3g on T-Mobile. I can't see the note that has the same bands as the i9300 being able to do that why not the i9300?? I guess maybe I'm missing something?? Cause the only thing missing is the 1700 band. From both phones and they added it to the att note somehow
Sent from my GT-I9300 using XDA

pizz0wn3d said:
Nope. The hardware for the international version doesn't support LTE. Unless you're a superDev and manage mod the system on a chip support it, you'll have to use the US version to get 4G.
It's only the the main reason that the US version isn't getting the quad core. Not that the S4 + 2Gb of memory isn't just as good if not better than the exynos.
Herp derp Captivate Tapatalk 2
Click to expand...
Click to collapse
He's not asking about LTE, he's asking about getting T-Mobile 3G. I'd like to know if this is possible as well....

smartphonerepair2011 said:
What about the hspa+ or even 3g on T-Mobile. I can't see the note that has the same bands as the i9300 being able to do that why not the i9300?? I guess maybe I'm missing something?? Cause the only thing missing is the 1700 band. From both phones and they added it to the att note somehow
Sent from my GT-I9300 using XDA
Click to expand...
Click to collapse
No.
The AT&T Note has an SoC that has the 1700mhz band. It is the same SoC that is in the T-Mobile SGSII.
The international Note has the same SoC as the i9100 and i9300 and it does NOT have the 1700mhz band, and it never will.

The only way is when tmo start reusing the 1900 frequency for 3g later this year.
Apparently they are trying it out in some places already.
Sent from my GT-I9300 using xda premium

nodstuff said:
The only way is when tmo start reusing the 1900 frequency for 3g later this year.
Apparently they are trying it out in some places already.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
A few scattered locations in California and the west coast as well as some on the east coast.
Sent from my GT-I9300 using Tapatalk 2

joshnichols189 said:
A few scattered locations in California and the west coast as well as some on the east coast.
Sent from my GT-I9300 using Tapatalk 2
Click to expand...
Click to collapse
I really hope they go widespread with it because I was in America two months ago and tmo was better than at&t for pricing etc. And I'll likely be going back again and wanna use my phone there on tmo preferably.
Sent from my GT-I9300 using xda premium

nodstuff said:
I really hope they go widespread with it because I was in America two months ago and tmo was better than at&t for pricing etc. And I'll likely be going back again and wanna use my phone there on tmo preferably.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Haha yeah it is much better. I have been using mine on T-Mobile and 2G isn't the worst thing in the world, especially when I'm around wifi all day long at school and home, and you can't even get the T-Mobile versions anywhere here.
Sent from my GT-I9300 using Tapatalk 2

here is an interesting link showing these 1900 locations coming up http://www.airportal.de/

I don't think there is any hack or mods, just have to wait for T-Mobile to expand their 1900mhz coverage.
Luckily, I'm in the area where T-Mobile offers 1900mhz coverage and I can connect to hspa+ on my i9300. It's so much faster than what I'm used to when I was on AT&T. I was only getting 0.5-1.5mbps on AT&T but now 5-6mbps on T-Mobile. When I'm in area that lacks coverage, I do get only EDGE though which is pretty darn slow
Sent from my GT-I9300 using Tapatalk 2

What's your data plan wight TMobile ?
2gb or the 200 Mb data package ?
Sent from my GT-I9300 using xda premium

loppv said:
What's your data plan wight TMobile ?
2gb or the 200 Mb data package ?
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Unlimited 4G plan with no cap or throttle.
I'm probably going to switch i9300 to new tmobile branded note 2 or S3 though. There is no coverage of 1900mhz when I'm around home area. Using EDGE is so painful...
Sent from my GT-I9300 using Tapatalk 2

zen0s said:
Unlimited 4G plan with no cap or throttle.
I'm probably going to switch i9300 to new tmobile branded note 2 or S3 though. There is no coverage of 1900mhz when I'm around home area. Using EDGE is so painful...
Sent from my GT-I9300 using Tapatalk 2
Click to expand...
Click to collapse
Yeah.. I'm using the 200 Mb data plan with my i9300. Since we only getting edge for now , it is a waste of paying 25 dollars a month for 4g if we can't use the speed.. I'm in New York Brooklyn , and still can't get any 3g signals...
Sent from my GT-I9300 using xda premium

is the fastest i9300 can go on. Tmobile
Sent from my C6603 using Tapatalk 4

Brooklyn new york here . in nyc ATT is the fastest for mobile data no question about it. I get an average of 6 mbit/s . some times up to 11 mbit/s I tried t mobile and the best i got was edge. under 100 kbit/s could barely make calls. I dont know about other cities or regions but in nyc ATT is king even though they suck .

You'll never get more than 2G. Unless you're in one of the new areas where they have out their new towers. You'll get 2G most of the time... There isn't a "hack" and there never will be... Its a hardware limitation.
Sent from my GT-I9300 using XDA Premium 4 mobile app

Related

Gt-I9300 international on U.S. T-mobile

Just curious, I have the international and I am on T-mobile in the U.S.
Will the I international ever be able to attain 4G Speeds on T-mobiles network? For instance once quad cores become the norm in phones (like they are on the verge of doing).
Or would I be better off selling and getting a T-mobile g3?
Thanks in advance.
Sent from my GT-I9300 using xda app-developers app
well, as far as i know by end of this year we will be able to use 3g or hspa+ but for now i am sticking with 2g
or just change your mobile network, get straighttalk or att
Red Wolf said:
well, as far as i know by end of this year we will be able to use 3g or hspa+ but for now i am sticking with 2g
or just change your mobile network, get straighttalk or att
Click to expand...
Click to collapse
Ok. 3g would be great. For the most part that is what is in most areas anyway. I just wasn't sure if it was our phone that didn't have the right radios or if it was T-mobile/other carriers that didn't have the right modems for our exynos.
Sent from my GT-I9300 using xda app-developers app
International S3 does not have 4G chip in it
The max network speed that could be available with an international S3 is 21Mbps HSPA+
Mopral said:
International S3 does not have 4G chip in it
The max network speed that could be available with an international S3 is 21Mbps HSPA+
Click to expand...
Click to collapse
And is this based off of what's available now or what will be available in a year?
Sent from my GT-I9300 using xda app-developers app

[Q] People who's in the US. Possible to get SG3 under $608 without contract?

Hello all, currently I having Sprint service. My contract have ended for almost a year. I have been active looking, waiting to get a new phone and switch to Simple Mobile.
I have decide SG3 GSM/I9300/I747 Qual & 2GB (Mable White) is the phone I really wants. I am sick of getting my phone lock in. The cheaper I found online right now was $608. Can I possible get cheaper? Any tips on how?
PS: I know there is a similar thread http://forum.xda-developers.com/showthread.php?t=726415 but I am looking for more specific answer/experience.
Yes...
google and amazon.com is your friend. try ebay as well. I found some S3s for under 600 on amazon.
I been looking for a S3 my self. I believe this is the best price i found on amazon * cant post link* 570 for new and 540 for used
SGT2012 said:
Hello all, currently I having Sprint service. My contract have ended for almost a year. I have been active looking, waiting to get a new phone and switch to Simple Mobile.
I have decide SG3 GSM/I9300/I747 Qual & 2GB (Mable White) is the phone I really wants. I am sick of getting my phone lock in. The cheaper I found online right now was $608. Can I possible get cheaper? Any tips on how?
PS: I know there is a similar thread http://forum.xda-developers.com/showthread.php?t=726415 but I am looking for more specific answer/experience.
Click to expand...
Click to collapse
You are looking for the I9300 International version or are you in the wrong forum ??
Sticky
http://forum.xda-developers.com/showthread.php?t=1757755
jje
If you're planning on using Simple Mobile, then you don't want the GT-I9300 or the SGH-I747. You want the SGH-T999. You'll be stuck with a combination of EDGE and/or no data service if you put an I9300 or I747 on Simple Mobile. An unlocked T999 would be your best bet. The T999 is already configured to access Simple Mobile's 3G/4G network. The I9300 and I747 are not. Hop on over to the T999 forum and check on some prices.
Sent from my GT-I9300 using XDA Premium HD app
Mister_Mxyzptlk said:
If you're planning on using Simple Mobile, then you don't want the GT-I9300 or the SGH-I747. You want the SGH-T999. You'll be stuck with a combination of EDGE and/or no data service if you put an I9300 or I747 on Simple Mobile. An unlocked T999 would be your best bet. The T999 is already configured to access Simple Mobile's 3G/4G network. The I9300 and I747 are not. Hop on over to the T999 forum and check on some prices.
Sent from my GT-I9300 using XDA Premium HD app
Click to expand...
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Thank so much you are a life saver.
SGT2012 said:
Thank so much you are a life saver.
Click to expand...
Click to collapse
No problem man.
Sent from my GT-I9300 using XDA Premium HD app
Mister_Mxyzptlk said:
No problem man.
Sent from my GT-I9300 using XDA Premium HD app
Click to expand...
Click to collapse
A dumb question. If I decide to get GT-I9300 mean I can't get 3G/4G speed with Simple mobile service right?
When I look at the SGH-t999 spec indicate "No" 4G LTE and have Adreno 225 GPU rather than Mali-400MP.
I felt that GT-I9300 is slight better. So is there a way to get around it?
SGT2012 said:
A dumb question. If I decide to get GT-I9300 mean I can't get 3G/4G speed with Simple mobile service right?
When I look at the SGH-t999 spec indicate "No" 4G LTE and have Adreno 225 GPU rather than Mali-400MP.
I felt that GT-I9300 is slight better. So is there a way to get around it?
Click to expand...
Click to collapse
The T999 is capable of 4G HSPA+, not 4G LTE. As for the T999's GPU, the Snapdragon S4 has more than enough kick to give you what you're after. Plus, you'll be getting an extra GB of RAM and 4G data. If Simple Mobile is what you want, get the T999... that's what the T999 was designed for.
On the other hand, you could get the I9300, which is slightly faster. However, you'll be stuck with half the RAM and 2G EDGE data only. The I9300 was designed with standard global GSM/HSPA+ networks in mind (like AT&T's); not AWS GSM/HSPA+ networks (like Simple Mobile's).
It's a square peg/round hole situation. The T999 is the peg you need... and it doesn't even have to be unlocked to work on Simple Mobile.
Sent from my GT-I9300 using XDA Premium HD app
Mister_Mxyzptlk said:
The T999 is capable of 4G HSPA+, not 4G LTE. As for the T999's GPU, the Snapdragon S4 has more than enough kick to give you what you're after. Plus, you'll be getting an extra GB of RAM and 4G data. If Simple Mobile is what you want, get the T999... that's what the T999 was designed for.
On the other hand, you could get the I9300, which is slightly faster. However, you'll be stuck with half the RAM and 2G EDGE data only. The I9300 was designed with standard global GSM/HSPA+ networks in mind (like AT&T's); not AWS GSM/HSPA+ networks (like Simple Mobile's).
It's a square peg/round hole situation. The T999 is the peg you need... and it doesn't even have to be unlocked to work on Simple Mobile.
Sent from my GT-I9300 using XDA Premium HD app
Click to expand...
Click to collapse
Hi sorry to bother you again,
GT-I9300 support 2100 Mhz band. Isn't T-Mobile have 3G/4G on 1700, 1900, 2100 Mhz band? Or I am wrong again?
PS:According to http://forum.xda-developers.com/showthread.php?t=1757755
SGT2012 said:
Hi sorry to bother you again,
GT-I9300 support 2100 Mhz band. Isn't T-Mobile have 3G/4G on 1700, 1900, 2100 Mhz band? Or I am wrong again?
PS:According to http://forum.xda-developers.com/showthread.php?t=1757755
Click to expand...
Click to collapse
Yes, you're wrong again. The I9300 supports 2100MHz. However, T-Mobile's/Simple Mobile's 3G/4G network doesn't use 2100MHz; it uses 1700/2100MHz AWS. It's a huuuge difference!
You want the T999; not the I9300. If you want to use another carrier, then maybe the I9300 would be appropriate... but not on Simple Mobile.
Sent from my Nexus 7 using XDA Premium HD app

USA t mobile 4g

Dear guys I bought my s3 from the middle east now I live in New York and with t mobile I only get edge on my data connection. I searched the web and xda but couldn't find a useful solution pleas help me with what is possible to do. if I rooted wich radio and Rom would work.
Thank u all already.
Sent from my GT-I9300 using Tapatalk 2
EDGE is the best you'll be able to get with T-Mobile. Your international GS3 doesn't have the 1700MHz band needed for T-Mobile 4G.
Your options are to live with it, switch providers and go with AT&T or sell your GS3 and buy the T-Mobile version.
Bellow is a screen shot from wiki pediatrician for gt-i9300 base bands it includes all almost there must be a work arriund to get 4g
Sent from my GT-I9300 using Tapatalk 2
I would say wait few more months t-mobile already started rolling out H+ for 1900. So in few months we will be able to use high speed data
Sent from my GT-I9300 using Tapatalk 2
Red Wolf said:
I would say wait few more months t-mobile already started rolling out H+ for 1900. So in few months we will be able to use high speed data
Sent from my GT-I9300 using Tapatalk 2
Click to expand...
Click to collapse
where did you hear that?
Sell it and get the t-mo gs3 version, you'll need 1700 mhz umts to be able to get the 3g (fake 4g) on t-mo. And this is hardware is no root or magic to change it!
Sent from my GT-I9300 using Tapatalk 2

I777 working on tmobile?

Hey guys...Im doing a favor for a friend...he just got the I777 rooted ...but he wants to use it for Tmobile...what do i need to change for it to work with a custom rom...and then again can i port a rom from the tmobile S2 ...just modem?any input would be appreciated..
Edit:i have the E4GT on sprint...so i'm not really familiar with the gsm models...
While I should say use the search bar, all the information I've found is pretty outdated regarding this.
The simple answer is that you probably can't get it to work, at least not 3G/4G, if Edge is fine then you can unlock the phone with "Galaxy S Unlock" in the play store, just follow the directions listed, it's pretty simple.
The extended answer:
You might be able to depending on where you are. T-Mobile generally uses the 1700 MHz and 2100 MHz bands for 3G/4G, but the i777 doesn't use the 1700 MHz bands, instead it can use either 850, 1900, 2100 MHz bands for 3G/4G. However in preparation for LTE and just to increase bandwidth across 3G/4G they are starting to take some of their 1900 MHz spectrum from their edge networks and move it to 3G/4G/LTE. This has just started happening very recently and is currently in very few markets, however you may be in one of those, it is still expanding if you aren't but it may take a while. The only way you could know is if you took a T-Mobile sim card and put it in an unlocked i777 and if you get 3G/4G then you are good, otherwise you are stuck with Edge.
Souce: T-Mobile Employee
The S2 for ATT doesn't support 3g for T mobile and vice versa. There could be some weird instance as mentioned above where it could work but in most cases it won't.
Thank you very much for the update guys... I'll see what I can do...
Sent from my SPH-D710 using xda app-developers app
BuildUpNow said:
The S2 for ATT doesn't support 3g for T mobile and vice versa. There could be some weird instance as mentioned above where it could work but in most cases it won't.
Click to expand...
Click to collapse
Mostly true, T-Mobile's S2 should work with AT&T's network, you may have to flash a new radio but theoretically it should work.
You cannot port a T-Mobile ROM because T-Mobile does not have a similar gs2. The T-Mobile gs2 is the twin brother to the skyrocket
Sent from my Galaxy Nexus
I have i777 working on tmobile with 4g. My wife has tmobile so when I upgraded to the GS3, I unlocked the phone using the code from AT&T and I get "4g" on T-Mobile. I did a speed test and was able to get good speeds.
Sent from my SAMSUNG-SGH-I747 using xda premium
You're in a good spot then
Sent from my GS4 running CM11 Kandy Kane
I also have mine unlocked and using it on T-Mobile. I have have 4g everywhere I go in the Boston area. I didn't do anything special just unlocked it with galaxsimunlock I found on xda. Rooted running hellybean 4.2
Sent from my SGH-I777 using xda premium
Where in DFW are you? I am downtown Dallas and thinking of using my i777 on tmobile. Do you know if the whole dfw are has been refarmed yet??
jiannichan said:
I have i777 working on tmobile with 4g. My wife has tmobile so when I upgraded to the GS3, I unlocked the phone using the code from AT&T and I get "4g" on T-Mobile. I did a speed test and was able to get good speeds.
Sent from my SAMSUNG-SGH-I747 using xda premium
Click to expand...
Click to collapse
jiannichan said:
I have i777 working on tmobile with 4g. My wife has tmobile so when I upgraded to the GS3, I unlocked the phone using the code from AT&T and I get "4g" on T-Mobile. I did a speed test and was able to get good speeds.
Sent from my SAMSUNG-SGH-I747 using xda premium
Click to expand...
Click to collapse
That is awesome with mi Carrier i have 1.2mb speed at much
Sent from my SGH-I777 using xda app-developers app
jiannichan said:
I have i777 working on tmobile with 4g. My wife has tmobile so when I upgraded to the GS3, I unlocked the phone using the code from AT&T and I get "4g" on T-Mobile. I did a speed test and was able to get good speeds.
Sent from my SAMSUNG-SGH-I747 using xda premium
Click to expand...
Click to collapse
http://www.airportal.de/
1900MHZ map where t-mobile will work with 4g on att devices
brad65807 said:
Where in DFW are you? I am downtown Dallas and thinking of using my i777 on tmobile. Do you know if the whole dfw are has been refarmed yet??
Click to expand...
Click to collapse
Sorry for the late response, I haven't been on here much lately.I live out in Little Elm, slightly past Frisco close to Lewisville Lake and 380/University. I am about to upgrade my phone again and give my wife the GS3. haven't decided between the GS4 and Note 2 yet.
I am in So.Cal and got 4G out of Edge half of the time from Tmobile ofcourse. The speed is around 7-10Mb/s or so
is there a rom ported from att to T-mobile
kostov22 said:
Hey guys...Im doing a favor for a friend...he just got the I777 rooted ...but he wants to use it for Tmobile...what do i need to change for it to work with a custom rom...and then again can i port a rom from the tmobile S2 ...just modem?any input would be appreciated..
Edit:i have the E4GT on sprint...so i'm not really familiar with the gsm models...
Click to expand...
Click to collapse
I have a i777 running shock3. Im looking for a rom ported w/T-mobile modem for better signal. Any help would be appreciated. Thx dev3329a...
brad65807 said:
Where in DFW are you? I am downtown Dallas and thinking of using my i777 on tmobile. Do you know if the whole dfw are has been refarmed yet??
Click to expand...
Click to collapse
I bought an unlocked AT&T S2 i77 back in June and it runs well..

HTC Rezound on Simple Mobile with 3g /HSPA /LTE?

I have my rezound on the leaked Global update rom on Simple Mobile $40 plan. I am in Indianapolis, Indiana and moving soon to
Denver Colorado... I want to have speeds better then Edge. Does Indianapolis, Indiana or Denver Colorado areas have the ability to use something better then Edge speeds for data? Do I need to wait for the ATT spectrum that Tmobile got as part of the break up of the merger? Tired of edge....
I'm from Denver, hope you like it! I don't think we have simple mobile, but it'll work with straight Talk sim Idk about data for that though. All I know is Verizon 4G lte ran at about 45mbits a second
Sent from my ADR6425LVW using xda app-developers app
Squirrel1620 said:
I'm from Denver, hope you like it! I don't think we have simple mobile, but it'll work with straight Talk sim Idk about data for that though. All I know is Verizon 4G lte ran at about 45mbits a second
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
I already have a denver phone number from simple mobile. In indianapolis i only get edge speeds. If i knew someone with a straight talk sim i would test it that way to see if straight talk supports 3g or better.
rezoundness said:
I already have a denver phone number from simple mobile. In indianapolis i only get edge speeds. If i knew someone with a straight talk sim i would test it that way to see if straight talk supports 3g or better.
Click to expand...
Click to collapse
You well get no better than edge speeds on T-Mobile or att networks due to the resound not supporting the frequency band they operate on. Unless your in am area T-Mobile is refarming 2g spectrum to HSPA+
Sent from my ADR6425LVW using xda app-developers app
scubasteve85 said:
You well get no better than edge speeds on T-Mobile or att networks due to the resound not supporting the frequency band they operate on. Unless your in am area T-Mobile is refarming 2g spectrum to HSPA+
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
That is what i thought. I will just have to wait and see when tmobile will refarm. Anyone want to trade?
scubasteve85 said:
You well get no better than edge speeds on T-Mobile or att networks due to the resound not supporting the frequency band they operate on. Unless your in am area T-Mobile is refarming 2g spectrum to HSPA+
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
Might have some luck with att using this edit: http://forum.xda-developers.com/showthread.php?p=32331786
Don't know how much it would help with tmobile though, as no confirmed successes with tmobile yet.
Sent from my ADR6425LVW using Tapatalk 2
DontPushButtons said:
Might have some luck with att using this edit: http://forum.xda-developers.com/showthread.php?p=32331786
Don't know how much it would help with tmobile though, as no confirmed successes with tmobile yet.
Sent from my ADR6425LVW using Tapatalk 2
Click to expand...
Click to collapse
does anyone have simple mobile in Denver Colorado and have a rezound on it? Are you getting any 3g or better speeds. If so how did you get the better speeds? I read that Denver has been refarmed as someone with an iphone 5 has 3g service. I will be moving to Denver on March 1 so just wanting to see... I am in Indianapolis which so far i only have edge speeds... unless i need to edit something....
The only way it would work is if you could get a plan using att network through simple plan and do the radio edits described in the link above. Otherwise, gl until T-Mobile launches there new platform.
Sent from my Rezound using xda app-developers app

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