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apollo1444

macrumors 65816
Original poster
Jul 22, 2011
1,329
27
mexico
too many people are saying it will but apparently Apple and T-mobile say it won't...

"Though Apple's spec sheet for the current AT&T iPhone 5 says that it has support for T-Mobile compatible LTE (Band 4, AWS), the official stance given to The Verge by both Apple and T-Mobile is that LTE is not supported with the current iPhone 5. While the iPhone 5 sings on AT&T's LTE network, it won't even connect to T-Mobile's. "

link to the article: http://www.theverge.com/2013/3/26/4150856/bringing-your-iphone-to-t-mobile-better-think-twice
 

Diode

macrumors 68020
Apr 15, 2004
2,443
125
Washington DC
For LTE to work, Apple requires official, signed carrier bundles and disables LTE for any "non approved" carrier. These are files that tell the phone what settings (IE mms settings etc) and what switches to turn on (IE enable the LTE radio etc) for each SIM that is inserted. As there is no file for the moment for T-Mobile at the moment, LTE is non functioning.

A software update should push a proper carrier bundle to the current phone and enable LTE for t-mobile. If they refuse for some reason, jailbreaking and creating your own carrier bundle is an option and currently works.

This should not be confused with AWS 3G, which at the time will require the new phone.
 

bozzykid

macrumors 68020
Aug 11, 2009
2,431
492
Dan Seifert from The Verge has no clue what he is talking about. It is even pointed on so in the comments. Once Apple pushes the updated carrier bundle, the AT&T/unlocked iPhone 5 will work just fine on T-mobile's LTE.
 

turbineseaplane

macrumors G5
Mar 19, 2008
14,770
31,515
@bozzy:
The phone will work fine on LTE & Edge & refarmed 3G (not much of this yet)...

But the AWS capable iPhone 5 that TMo is getting (and will become the standard GSM model in the wild moving forward) is the key here.

AWS is really needed to get good, fast, coverage on TMo in most all of the country.

The standard Unlocked GSM iPhone 5 that's out right now will not do this and the AWS capability can not be added by software update or carrier update (that's a fact right from Apple)
 

Prime85

macrumors 6502a
Mar 1, 2012
652
0
If they refuse for some reason, jailbreaking and creating your own carrier bundle is an option and currently works.

I did this yesterday and i now have the LTE switch in settings. Now i just have to wait for SFL to get LTE.
 

aneftp

macrumors 601
Jul 28, 2007
4,363
549
Read this article. Apple is a bunch of crooks. The "new A1428" and "old A1428" iPhone 5 models are the exact same phone hardware wise.
http://www.anandtech.com/show/6860/...hone-5-with-aws-wcdma-enabled-for-tmobile-usa
Look at FCC report at end of article.

Apple has just chosen to "enabled the 1700 wcdma band" to support tmobile 1700/2100 AWS 3G/fake 4g.

This chip is not new. It's just Apple choosing to be Apple to not push the firmware to the "old A1428"

Just like the Nexus 4 has a hidden Band 4 LTE chip. Google and LG decided not to pass it through the FCC.

But we all know people who use band 4 of the Nexus 4 in some few AT&T LTE markets.
 

apollo1444

macrumors 65816
Original poster
Jul 22, 2011
1,329
27
mexico
I did this yesterday and i now have the LTE switch in settings. Now i just have to wait for SFL to get LTE.

bad choice, I did that with an unsupported carrier it worked fine it picked up LTE but the signal was erratic, sent calls to voicemail, didn't reconnect back to LTE after a call etc etc.. after a few weeks apple released the approved original update for LTE in my country, I unistalled commcenterpatch and the hacked file and installed the original and it behaved the same way, also I recommend switching off the LTE switch because it might cause 3G timeout issues, it happened to me when i did the hack

After a restore the phone picked up original file and never had any issue at all on LTE it connects back and reconnects back instantly switching to 3G for calls/coverage etc.

which sucks because a fresh restore will make you lose your jailbreak,
 

hello12

macrumors regular
Sep 25, 2012
146
51
I did this yesterday and i now have the LTE switch in settings. Now i just have to wait for SFL to get LTE.

PLEASE tell me how you did this? I have iphone 5, factory unlocked on T-Mobile and I don't see the LTE switch? - LTE was released where I live....:mad:
 

Prime85

macrumors 6502a
Mar 1, 2012
652
0
PLEASE tell me how you did this? I have iphone 5, factory unlocked on T-Mobile and I don't see the LTE switch? - LTE was released where I live....:mad:

I got the directions from this post.

https://forums.macrumors.com/showpost.php?p=17057567

----------

bad choice, I did that with an unsupported carrier it worked fine it picked up LTE but the signal was erratic, sent calls to voicemail, didn't reconnect back to LTE after a call etc etc.. after a few weeks apple released the approved original update for LTE in my country, I unistalled commcenterpatch and the hacked file and installed the original and it behaved the same way, also I recommend switching off the LTE switch because it might cause 3G timeout issues, it happened to me when i did the hack

After a restore the phone picked up original file and never had any issue at all on LTE it connects back and reconnects back instantly switching to 3G for calls/coverage etc.

which sucks because a fresh restore will make you lose your jailbreak,

So far my signal has not given me any issues and seems to be working perfectly. I will keep my eye on it though, thank you.
 

2298754

Cancelled
Jun 21, 2010
4,890
941
AT&T runs LTE on two bands, 700 and 1700/2100 (AWS). T-Mobile runs their LTE on AWS also. It should work, but Apple just needs to push out an update. Only thing that won't work would be AWS HSPA+. You will get HSPA+ PCS on TMobile with the AT&T model
 

E2EK1EL

macrumors 6502
Nov 19, 2012
493
8
AT&T runs LTE on two bands, 700 and 1700/2100 (AWS). T-Mobile runs their LTE on AWS also. It should work, but Apple just needs to push out an update. Only thing that won't work would be AWS HSPA+. You will get HSPA+ PCS on TMobile with the AT&T model

AT&T LTE is 700 MHz

Rogers, Fido, Telus, Kodoo, Bell and Virgin Mobile Canada runs on AWS LTE 1700/2100 MHz
 

E2EK1EL

macrumors 6502
Nov 19, 2012
493
8
AT&T uses AWS 1700/2100 in some markets and in others they use 700 MHz for LTE

Interesting, I assume Puerto Rico is one of AT&T's AWS LTE. In which states does AT&T uses AWS LTE?

Maybe that explains some users speedtest results are like Rogers in Canada, while others can't seem to pass 20 Mbps
 

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