Unlock Frequencies - AT&T Samsung Galaxy S 4 Q&A, Help & Troubleshootin

Will the I337 be able to have AWS HSPA unlocked (like the Note 2 and S3) so that us roamers from Canada can have access to Tmobile HSPA in addition to ATT?

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i337 works with AWS (TMOBILE, WIND, MOBILICITY )?

I'm surprised it hasn't been brought up to attention yet, but is it possible for the i337 to work on AWS band?
The reason I'm asking this is because I've found services through kijiji to modify the i337m (Canadian version) to work with WIND and MOBILICITY.
mod edit: advertising paid services is not allowed
I highly doubt those people will tell you exactly how to mod it and I don't have a S4 yet but maybe it's the same method use to mod the gnote 2.
I'm really hoping someone could try it out and see what happens, maybe even with a tutorial if it's successful.
I have seen this ad as well. I have galaxy s4 from Bell (SGH i337m). I have tried the Note 2 method but that does not work on it. There must be a new trick which someone has figured out but they are using it commercially.
the only carrier that has both aws and regular 2600mhz lte is rogers (at least in canada) and they are rebranding it to lte max
http://www.mobilemag.com/2013/05/02/rogers-launches-lte-max/
and yes, the gs4 does switch between 1700-2100 and 2600 bands and its the only phone to do it
polish_pat said:
the only carrier that has both aws and regular 2600mhz lte is rogers (at least in canada) and they are rebranding it to lte max
http://www.mobilemag.com/2013/05/02/rogers-launches-lte-max/
and yes, the gs4 does switch between 1700-2100 and 2600 bands and its the only phone to do it
Click to expand...
Click to collapse
Someone in the T-Mobile S4 forum claims that the T-Mobile S4 will do it as well.
polish_pat said:
the only carrier that has both aws and regular 2600mhz lte is rogers (at least in canada) and they are rebranding it to lte max
http://www.mobilemag.com/2013/05/02/rogers-launches-lte-max/
and yes, the gs4 does switch between 1700-2100 and 2600 bands and its the only phone to do it
Click to expand...
Click to collapse
Bell and Rogers will both carry the i337m model so I guess it won't make a difference either way if the phone is unlocked.
But what do you mean it can switch between 1700-2100? I didn't think aws is a original supported banned for the i337.
Originally they are able to switch between LTE Aws 1700/2100 and 2600 but the HSPA 1700/2100 is disabled in software of SGH i337 and 337m. We are talking about Kijiji ads where people are able to sim unlock and enable Hspa 1700/2100 on these phones.
Sent from my Galaxy Nexus using xda premium
killer8297 said:
Bell and Rogers will both carry the i337m model so I guess it won't make a difference either way if the phone is unlocked.
But what do you mean it can switch between 1700-2100? I didn't think aws is a original supported banned for the i337.
Click to expand...
Click to collapse
1700 and 2100mhz are the regular LTE bands, maximum theoretical speeds of 75 and 100mb/s respectively. 2600mhz is AWS, aka Rogers' LTE Max which has 150mb/s. As of now, the only carrier in Canada to have AWS is Rogers and in the US, T-Mobile seems to have it and verizon are planning for it sometime this year, AT&T seem to have it too but at 2300mhz, i'm not sure why tho. The GS4 can switch between AWS and LTE, which also mean that it will be doing that when the 700mhz spectrum war will be over. And the 700mhz war is probbaly the most important technological advance for the mobile industry as that frequency can go through very thick walls other material that greatly diminishes current LTE bands.
MY I337 does not work on T-Mobile 3G/4G only get EDGE.
Has there been any way to enable aws bands like on the note 2
Sent from my SAMSUNG-SGH-I337
wait for a canadien modem to be a flashable zip
I see
Sent from my SAMSUNG-SGH-I337
hyelton said:
MY I337 does not work on T-Mobile 3G/4G only get EDGE.
Click to expand...
Click to collapse
That's because AT&T's S4 doesn't support those other bands. It has been reported that T-mobiles S4 does plus it also works on AT&T's network (LTE included).
scott14719 said:
That's because AT&T's S4 doesn't support those other bands. It has been reported that T-mobiles S4 does plus it also works on AT&T's network (LTE included).
Click to expand...
Click to collapse
Yes I know it doesn't have it out of the box but does it have hardware for aws to be enabled
Sent from my SAMSUNG-SGH-I337
dkotoric said:
Yes I know it doesn't have it out of the box but does it have hardware for aws to be enabled
Sent from my SAMSUNG-SGH-I337
Click to expand...
Click to collapse
im pretty sure it does, it would be less expensive for samsung to disable the AWS bands by software then to create a new motherboard with other hardware that doesnt support it. I'm ready to bid 100$ that it has the hardware for it, just not active
Just to clarify some of the incorrect info / misunderstandings here:
The S3 and Note 2 (ATT / Rogers / Bell / TELUS variants) had a Qualcomm tweak that enabled AWS HSPA so that the hardware would work on T-Mobile / WIND / Mobilicity.
The question is if a similar tweak will work on the I337/M (ATT / Rogers / Bell / TELUS variants). I am curious because when I travel to the US, I use T-Mobile.
From what I read, out of the box, the T-Mobile variant of the S4 will work on all the carriers, but the ATT variant will not (like the S3 / Note 2 before it, a tweak is required).
polish_pat said:
wait for a canadien modem to be a flashable zip
Click to expand...
Click to collapse
Hope it's not going to be the quality as the original gnote note, i717.
WorldIRC said:
Just to clarify some of the incorrect info / misunderstandings here:
The S3 and Note 2 (ATT / Rogers / Bell / TELUS variants) had a Qualcomm tweak that enabled AWS HSPA so that the hardware would work on T-Mobile / WIND / Mobilicity.
The question is if a similar tweak will work on the I337/M (ATT / Rogers / Bell / TELUS variants). I am curious because when I travel to the US, I use T-Mobile.
From what I read, out of the box, the T-Mobile variant of the S4 will work on all the carriers, but the ATT variant will not (like the S3 / Note 2 before it, a tweak is required).
Click to expand...
Click to collapse
ive come to realize with the s4 that att and perhaps other us carriers are plain simple assholes. Sure, you might have a 2 year contract when us canadiens have 3 years contracts, but at least we have unlocked bootloaders, we can use hotspotting without carriers shutting us down, we dont have throttling and we have the 50gb dropbox offer regardless if our carrier has its own cloud storage.
polish_pat said:
ive come to realize with the s4 that att and perhaps other us carriers are plain simple assholes. Sure, you might have a 2 year contract when us canadiens have 3 years contracts, but at least we have unlocked bootloaders, we can use hotspotting without carriers shutting us down, we dont have throttling and we have the 50gb dropbox offer regardless if our carrier has its own cloud storage.
Click to expand...
Click to collapse
Our rates are cheaper now anyways. Our $65-$85 plans in Canada are $120 in the US. But back on topic...
Is our bootloader I337M for sure unlocked? Are you sure?
WorldIRC said:
Our rates are cheaper now anyways. Our $65-$85 plans in Canada are $120 in the US. But back on topic...
Is our bootloader I337M for sure unlocked? Are you sure?
Click to expand...
Click to collapse
100%, there are many many people in the forum that have the canadian variant and are running a custom recovery. I would do it, but i wont touch any rooting or recovery until an OTA come and fixes the lag issues
Sorry guys but I do not exactly understand if the S4 can work on Wind Mobile or not?
I have a Nexus 4 which I want to sell (tired of terrible battery life with an average camera) and I want to buy the Rogers S4. If I were to unlock the S4 can it run on Wind Mobile 3G?
Thanks in advance.

[Q] S4 SGH-I337 or SGH-I337m? AT&T or Rogers?

I spend 50% of my time in the US and 50% of my time in Canada and have a contract with both AT&T and with Rogers.
I am going to buy the S4 soon. Should I get the SGH-I337 variant with AT&T or the SGH-I337m variant with Rogers?
In about 14 months, I will be back in Canada (on Rogers) permanently. So far, I am leaning towards the AT&T variant due to greater rom availability, but I am worried about whether the S4 will work on Rogers 3G bands and LTE network.
The reason I am worried is that I am currently using an unlocked Sprint BB Tour 9630 Quadband on Rogers with specs:
2G Network GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 2100
CDMA/EVDO Rev A 800/1900
And the Roger's EDGE network barely functions on that phone (many disconnects).
I am a little unfamiliar with network bands, but can you let me know if the phone's 3G radio and LTE radio are identical across Rogers and AT&T?
I read somewhere that Rogers S4 uses 2600 MHz LTE Band and AT&T uses 700 MHz LTE. Is this true? Or does this phone have both LTE bands built in?
Thank you!

[Q] AT&T Note 3 unlocked to use on tmobile aws bands

I know the AT&T note 2 and att galaxy s4 were unlocked to utilize tmobile's aws bands. I checked the specs of the AT&T note3 and it appears that technically that it can access those tmobile aws bands. Can somebody let me know if I buy an AT&T note 3, will I for certain in the future be able to access those tmobile aws bands if I install the correct baseband? Are there people working on this unlock?

Which Note 3 would work on MetroPCS?

Which variant should I get to operate on MetroPCS?
Right now, I have a Galaxy S4 SGH-i337 AT&T unit. It would only pick up Edge on MetroPCS (we're running on T-Mo's towers, of course). I had to use QPST to unlock the AWS 1700 band so I could pick up 4G in my area. Works fine now.
I am told that as of now, unlocking AWS is NOT possible on the Note 3, so basically I can only pick up whatever bands the phone can get, out of the box.
When buying the Note 3, I should get the T-Mobile variant [SM-N900T] correct?
A seller from Craigslist has a Factory Unlocked SM-N900T, but he told me that I should NOT buy it because it will not work on MetroPCS. So I am confused. But I figure if I buy the AT&T variant, I'll be stuck on Edge again with no way to unlock AWS 1700.
Advice, please?

[Q] Note 3 most Inter-operable with other networks

Hey all,
I have tried searching the internet exhaustively to find an answer to this question, but cant seen to get an answer.
I am currently a T-Mobile user, but am thinking of switching over to Verizon for better coverage while traveling in the US. I would like to purchase a used note 3, and don't know which of the variants is going to be best for me. I know that there are many variants including n900t, n900v, n900a, n9000, and n9005.
I have found a pretty good comparison of the frequencies here: http://forums.androidcentral.com/samsung-galaxy-note-3/313564-unlocked-t-mobile-version-most-inter-operable-other-networks.html.
But this does not answer my question. I understand that if I get the N900T, it will not have the ability to get the LTE Band 13 700 MHz frequency. But how much of verizons towers operate on this frequency as opposed to the other ones that the N900T can operate on?
In other word, between all of these models, which is the most inter-operable with BOTH T-Mobile and Verizon?
You cannot use a gsm phone on a cdma carrier.
The SM-N900T is a tmobile 4g/LTE GSM phone with an unlocked bootloader.
The SM-N900A is an AT&T 4g/LTE GSM phone with a locked bootloader.
The SM-N9005 is an international 4g/LTE GSM phone with an unlocked bootloader.
The SM-N900 is an international gsm 3g only phone (exynos based) with an unlocked bootloader.
The SM-N900V is a Verizon 4g/LTE CDMA/GSM phone with a LOCKED bootloader. (Same as the SM-N900P but with sprint)
In the US, T-Mobile is a GSM carrier, whereas Verizon is a CDMA carrier that uses gsm for LTE ONLY.
The only model that will work on both Verizon and T-Mobile is the SM-N900V, but you'll have to unlock it, and the bootloader is locked, so no tinkering outside of rooting.
Sent from my leanKernel 3.4 powered stock 4.4.2 (NF1) SM-N900T

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