Unlocked T-mobile g4 on AT&T - T-Mobile LG G4

I am thinking about purchasing an unlocked T-Mobile g4 for at&t network. From what I understand, I wont get all the bands, but I will have enough that signal including LTE, should not be a major issue. I was wondering if anyone here has tried this before?

nseriessaga said:
I am thinking about purchasing an unlocked T-Mobile g4 for at&t network. From what I understand, I wont get all the bands, but I will have enough that signal including LTE, should not be a major issue. I was wondering if anyone here has tried this before?
Click to expand...
Click to collapse
You will get all bands from ATT.
B2 and B5 HSPA
B2, B4, B5, B17 (from B12) LTE.

Thank you. I will give it a go

nseriessaga said:
Thank you. I will give it a go
Click to expand...
Click to collapse
did you get it to work?

Related

[Q]Using T-mobile USA

I have gotten my sim card unlocked on my d3 by verzion, put in a tmobile sim, i wanted to know how i can actually use it i put on gsm umts etc...
You would need to band unlock it. From what I've seen, its not possible yet. I have T-Mobile as well.
jawsofire said:
You would need to band unlock it. From what I've seen, its not possible yet. I have T-Mobile as well.
Click to expand...
Click to collapse
Couldn't we make a pudding from 2 different sbf's from a band-unlocked one with ours to unlock those bands?
jawsofire said:
You would need to band unlock it. From what I've seen, its not possible yet. I have T-Mobile as well.
Click to expand...
Click to collapse
no such thing band unlock!
it is simple not support t-mobile AWS band
cgigate said:
no such thing band unlock!
it is simple not support t-mobile AWS band
Click to expand...
Click to collapse
it has the capabilities or reaching their freq's, btw when i have the sim in, and i look at apns, it says tmobile us it just doesn't connect :/
cgigate said:
no such thing band unlock!
it is simple not support t-mobile AWS band
Click to expand...
Click to collapse
Maybe not the AWS band, but it could connect to the normal GSM. If it was band unlocked. The radio blocks out all US GSM carriers.
ericerk said:
it has the capabilities or reaching their freq's, btw when i have the sim in, and i look at apns, it says tmobile us it just doesn't connect :/
Click to expand...
Click to collapse
You could try to flash the XT883 ROM and give it a try. The radio of said ROM should not block the US carriers. And if that's not working, don't worry, the XT862 and XT883 ROMs can be flashed vice versa without problems.
as others have said
I tried this on a recent trip to the USA and it didnt work even though my xt862 is unlocked. The xt862 is band locked from the US GSM carriers and so it wont see the networks as being available. Additionally, Tmobile uses AWS and the xt862 doesnt support those frequencies, so even band unlocking wont help.

Verizon HTC 1 to T-mobile

Hey everyone. So i have a question that i can't find on here so im going to ask it. I have a Verizon HTC one unlocked. The sim car works fine and i can do everything on the phone with the T-mobile sim card. The issue is its always Edge data. Is there a specfic APN i have to use? something im not seeing? Does anyone else have this issue? It is a stock factory HTC One, nothing custom.
super-6-1 said:
Hey everyone. So i have a question that i can't find on here so im going to ask it. I have a Verizon HTC one unlocked. The sim car works fine and i can do everything on the phone with the T-mobile sim card. The issue is its always Edge data. Is there a specfic APN i have to use? something im not seeing? Does anyone else have this issue? It is a stock factory HTC One, nothing custom.
Click to expand...
Click to collapse
I don't think the Verizon model will have the correct radio frequencies to use T-Mo's LTE or HSPA+ network, hence you're stuck on Edge. If you're staying with T-Mo, I'd suggest selling your current One and buying a T-Mo specific HTC One.
LBN1 said:
I don't think the Verizon model will have the correct radio frequencies to use T-Mo's LTE or HSPA+ network, hence you're stuck on Edge. If you're staying with T-Mo, I'd suggest selling your current One and buying a T-Mo specific HTC One.
Click to expand...
Click to collapse
This is pulled from Verizons website
Network: LTE, CDMA/1xEVDO Rev. A (800/1900 MHz)
Global Network: EDGE/GSM (850/900/1800/1900), HSPA/UMTS(1900/2100) aGPS capable for E911 emergency location, aGPS (assisted), sGPS (simultaneous), Standalone GPS, eCompass, GLONASS
T-mobile uses the 1900 Mhz base band and the HSPA as well. So i don't see the issue in that one.
super-6-1 said:
This is pulled from Verizons website
Network: LTE, CDMA/1xEVDO Rev. A (800/1900 MHz)
Global Network: EDGE/GSM (850/900/1800/1900), HSPA/UMTS(1900/2100) aGPS capable for E911 emergency location, aGPS (assisted), sGPS (simultaneous), Standalone GPS, eCompass, GLONASS
T-mobile uses the 1900 Mhz base band and the HSPA as well. So i don't see the issue in that one.
Click to expand...
Click to collapse
From what I can tell, nobody uses the dual 1900/2100 to achieve 4G like TMO. The UMTS referred to on that phone is for worldwide use, not US. So while it may have the frequencies, it is not set up to use them like TMO. Your software and firmware are set up to work with Verizon and overseas, not with a competitor like TMO. TMO refers to theirs as HSPA+. However, it might work on the new "reframed" 1900 bands (which is called HSPA), but those are not very highly deployed. Unfortunately, I don't see LTE on that list of frequencies. The TMO LTE is really great. EDIT: I mean TMO LTE, which is also 1700/2100.
I suppose you could try unlocking it and flashing the TMO radio, but there is an entire thread on trying to unlock TMO frequencies (in that case on the developer version), and no one has figured it out yet.
I concur that your best bet would be to sell the phone and get a TMO model.
stevedebi said:
From what I can tell, nobody uses the dual 1900/2100 to achieve 4G like TMO. The UMTS referred to on that phone is for worldwide use, not US. So while it may have the frequencies, it is not set up to use them like TMO. Your software and firmware are set up to work with Verizon and overseas, not with a competitor like TMO. TMO refers to theirs as HSPA+. However, it might work on the new "reframed" 1900 bands (which is called HSPA), but those are not very highly deployed. Unfortunately, I don't see LTE on that list of frequencies. The TMO LTE is really great. EDIT: I mean TMO LTE, which is also 1700/2100.
I suppose you could try unlocking it and flashing the TMO radio, but there is an entire thread on trying to unlock TMO frequencies (in that case on the developer version), and no one has figured it out yet.
I concur that your best bet would be to sell the phone and get a TMO model.
Click to expand...
Click to collapse
Yeah thats what im thinking. I need to contact and t-mobile rep and see if the re-farmed LTE here. Ill call and ask.
Alright so i called the rep and he said the area i am has been re-farmed to the 1900 range and i should be getting at least HSPA/3G but im not. Very odd issue
super-6-1 said:
Hey everyone. So i have a question that i can't find on here so im going to ask it. I have a Verizon HTC one unlocked. The sim car works fine and i can do everything on the phone with the T-mobile sim card. The issue is its always Edge data. Is there a specfic APN i have to use? something im not seeing? Does anyone else have this issue? It is a stock factory HTC One, nothing custom.
Click to expand...
Click to collapse
Verison use the CDMA, maybe that's why you can only use 2.5G network, just like some phones in China, they only have GSM in common
xunqren said:
Verison use the CDMA, maybe that's why you can only use 2.5G network, just like some phones in China, they only have GSM in common
Click to expand...
Click to collapse
yes but this phone has 4g lte already in it which accepts the sim card. Also, i have seen other verizon htc ones with t-mobile and never had a issue. I fell i may have to use a custom rom.
super-6-1 said:
yes but this phone has 4g lte already in it which accepts the sim card. Also, i have seen other verizon htc ones with t-mobile and never had a issue. I fell i may have to use a custom rom.
Click to expand...
Click to collapse
What he is referring to is that what Verizon uses as "3G" is CDMA technology. So although they (T-Mobile and Verizon) may be on the same frequency they're using totally different technologies. Just because it has a sim card slot for a Verizon sim doesn't mean the device will be compatible with another carrier's sim. A custom ROM would not resolve this issue. Your best bet would be to sell this device and purchase one from T-Mobile. :fingers-crossed:
jayrivi said:
What he is referring to is that what Verizon uses as "3G" is CDMA technology. So although they (T-Mobile and Verizon) may be on the same frequency they're using totally different technologies. Just because it has a sim card slot for a Verizon sim doesn't mean the device will be compatible with another carrier's sim. A custom ROM would not resolve this issue. Your best bet would be to sell this device and purchase one from T-Mobile. :fingers-crossed:
Click to expand...
Click to collapse
I know what the best way to go is but i am very curious as to what is really keeping it from going out of edge. baseband? Is the TMO and Verizon radios the same? these are things i need to know! >.<
super-6-1 said:
I know what the best way to go is but i am very curious as to what is really keeping it from going out of edge. baseband? Is the TMO and Verizon radios the same? these are things i need to know! >.<
Click to expand...
Click to collapse
My understanding is that the devices run on different systems for 3G and different LTE bands. You wont get more than GSM compatibility (GPRS, EDGE). Hopefully it is something that a software hack can fix but if you read around all the HTC One forums you will see no one has found it. Right now it is not possible.
jayplusone said:
What he is referring to is that what Verizon uses as "3G" is CDMA technology. So although they (T-Mobile and Verizon) may be on the same frequency they're using totally different technologies. Just because it has a sim card slot for a Verizon sim doesn't mean the device will be compatible with another carrier's sim. A custom ROM would not resolve this issue. Your best bet would be to sell this device and purchase one from T-Mobile. :fingers-crossed:
Click to expand...
Click to collapse
My question is that HTC makes phones for all T mobile verison sprint the same, so I believe its just software problem that we cant use Tmobile 4g lte on Verizon unlocked phone. SO does anyone have any comment for that?
aaloknaik said:
My question is that HTC makes phones for all T mobile verison sprint the same, so I believe its just software problem that we cant use Tmobile 4g lte on Verizon unlocked phone. SO does anyone have any comment for that?
Click to expand...
Click to collapse
It is hardware not software that is the issue. The T-Mobile variant has different bands than the other variants including Verizon. T-Mobile is a GSM variant while Verizon is a CDMA variant. Here is a comparison of the specs for the variants.
CDMA and GSM technology requires the antenna to be done differently. If they are not programmed to use those signals. Nothing you can dox will change it short of putting a new antenna in.
majmoz said:
It is hardware not software that is the issue. The T-Mobile variant has different bands than the other variants including Verizon. T-Mobile is a GSM variant while Verizon is a CDMA variant. Here is a comparison of the specs for the variants.
Click to expand...
Click to collapse
SO how do i know if my phone is Verizon CDMA unlocked or GSM unlocked
aaloknaik said:
SO how do i know if my phone is Verizon CDMA unlocked or GSM unlocked
Click to expand...
Click to collapse
Because you can only unlock GSM. Cdma uses the serial/esn number of the device.
Has there been any update on this? I called tmobile and they said it was simply because I couldn't put in the APN. So, there's no chance that rooting the phone and putting a tmobile rom on it would fix the problem and let me get more than edge speeds.
I myself have been wondering the answer to this. The device might seem the same but under the cover they are different. The actual daughter board which the camera, vibrating thing, volume rocker, power button are connected to are fairly different from each other. The CDMA variant is not compatible with the GSM variant. Not even by adding a CDMA daughter board to the GSM motherboard and vice versa, the are made quiet differently and will not be able to use GSM bands on a CDMA m7
Sent from my HTC My touch 4G
¤-¤-TIP FROM THE NOOB-¤-¤
1. Enable USB Debugging before flashing custom recovery.
2. Make a backup via recovery before granting apk's root permission, editing system files, or flashing a new Rom
☺*better safe than sorry*☺
?May the Angels lead your way Tom (Tony Stark) . Thanks for your contribution ?*

[Q] Unlocked / T-Mobile Moto X on AT&T?

This seems like a dumb question, but I'm trying to figure out if an unlocked Moto X off of the Motomaker site will fully work on AT&T. I know Motorola sells the "T-Mobile" version as the unlocked one on their site, which is why I put both in the subject. I can't tell by the specs I'm finding if the unlocked version will work or not, and I'm not real familiar with the exact bands needed on Tmobile and AT&T (we just switched from being long time Verizon users). Any help would be appreciated as I'm supposed to pick it up today from another guy!
jntdroid said:
...I'm trying to figure out if an unlocked Moto X off of the Motomaker site will fully work on AT&T...
Click to expand...
Click to collapse
Yes.
dew.man said:
Yes.
Click to expand...
Click to collapse
Thanks - so if you're paying full retail, there's really zero reason to get the AT&T version vs. the unlocked version off of the motomaker site, it would seem anyway...
jntdroid said:
Thanks - so if you're paying full retail, there's really zero reason to get the AT&T version vs. the unlocked version off of the motomaker site, it would seem anyway...
Click to expand...
Click to collapse
Technically, the AT&T version does support one additional LTE band that the TMobile and DevEdition do not. HOWEVER, I've read that that specific band is not used in the US, and my experience has been consistent in that my tmo variant always has LTE coverage whenever my AT&T iPhone does.
I'm leaving Verizon with a T-Mobile motomaker moto x which I'll try on TMs no contract plan. If it doesn't work out, I can always give ATT a try. Seems like a no-brainer to use the TM version.
dew.man said:
Technically, the AT&T version does support one additional LTE band that the TMobile and DevEdition do not. HOWEVER, I've read that that specific band is not used in the US, and my experience has been consistent in that my tmo variant always has LTE coverage whenever my AT&T iPhone does.
Click to expand...
Click to collapse
Interesting - trying to dig up some info on 850. But even still, it covers all the other major ones, and worst case scenario you're falling back onto their HSPA+ which is pretty good in and of itself. I live in the DFW area, and I'm here 99% of the time. So I'm sure it won't be an issue.
jntdroid said:
Interesting - trying to dig up some info on 850. But even still, it covers all the other major ones, and worst case scenario you're falling back onto their HSPA+ which is pretty good in and of itself. I live in the DFW area, and I'm here 99% of the time. So I'm sure it won't be an issue.
Click to expand...
Click to collapse
The band that the TMO moto x doesn't have is band 5 LTE I think. AT&T only uses 4 and 7 in the US. You're going to be fine getting the tmobile one no matter what GSM carrier you choose.
dew.man said:
Technically, the AT&T version does support one additional LTE band that the TMobile and DevEdition do not. HOWEVER, I've read that that specific band is not used in the US, and my experience has been consistent in that my tmo variant always has LTE coverage whenever my AT&T iPhone does.
Click to expand...
Click to collapse
Actually its two LTE bands (5&7) the T-Mo and GSM Dev X lack compared to the ATT US model. But you are right, they are said to be used outside the USA only, so if you don't plan on traveling, you wont miss them.
See the discussion in this thread -> http://forum.xda-developers.com/showthread.php?t=2546466
And the since the T-Mo is sim unlocked, and can be bootloader unlocked, Right, if you are paying full retail, there is no reason to buy the ATT (which is sim locked and can't unlock bootloader).
KidJoe said:
Actually its two LTE bands (5&7) the T-Mo and GSM Dev X lack compared to the ATT US model.
Click to expand...
Click to collapse
Can you please provide a reference to where the AT&T model supports band 7?
Everything I've read shows 5 but not 7...
http://forum.xda-developers.com/showthread.php?t=2511121
http://www.phonearena.com/phones/Motorola-Moto-X_id7885
http://wiki.cyanogenmod.org/w/Xt1058_Info
The hardware in the AT&T model supports LTE band 7, all XT1058s do. However last time I checked the FCC docs it wasn't approved to use it in the US. In 4.2.2 it wasn't enabled in the AT&T build, in 4.4 I believe that it is though. It is used all across Canada and in some other countries, not sure if the US will ever use it though.
dew.man said:
Can you please provide a reference to where the AT&T model supports band 7?
Everything I've read shows 5 but not 7...
http://forum.xda-developers.com/showthread.php?t=2511121
http://www.phonearena.com/phones/Motorola-Moto-X_id7885
http://wiki.cyanogenmod.org/w/Xt1058_Info
Click to expand...
Click to collapse
https://plus.google.com/114874428605785658638/posts/fkFtiVpXyHi John Renaldi of Motorola Mobility Inc. You have to scroll down as I can't seem to link to his post/followup on Nov 27.
While the TMO version does in fact have all the AT&T LTE bands (your AT&T SIM will work), the hardware itself does not contain all the same bands as the AT&T version. Our TMO version supports: LTE Band 02; LTE Band 04; LTE Band 17 and the AT&T version supports LTE Band 02; LTE Band 04; LTE Band 05; LTE Band 07; LTE Band 17
Click to expand...
Click to collapse
KidJoe said:
https://plus.google.com/114874428605785658638/posts/fkFtiVpXyHi John Renaldi of Motorola Mobility Inc. You have to scroll down as I can't seem to link to his post/followup on Nov 27.
Click to expand...
Click to collapse
Cool. Interesting how that's the only place it's mentioned (contrary to all the published specs). Wonder if it was just a slip up or if everybody else got it wrong!?
Oh well, like we both said, won't matter in the US
Ironically enough, I ended up disabling my LTE as HSPDA is fast enough and I get much better battery life with it off...

[Q] Regarding 4G LTE Support outside USA

Hello.
I live in a counntry with both GSM and 4G LTE networks. Reading this thread: http://forum.xda-developers.com/desire-510/help/virgin-mobile-htc-desire-510-gsm-t2965839 for the efforts of unblocking GSM bands thre is something I don't understand. If I buy the Sprint version of the phone, it is posible for me to use it outside USA with a 4G LTE capable SIM without having to unblock GSM Bands? Or do I need to have CDMA support in my country to be able to use the phone?
Thanks.
You would need a CDMA network; it's not working on GSM networks!
ryogishiki said:
Hello.
I live in a counntry with both GSM and 4G LTE networks. Reading this thread: http://forum.xda-developers.com/desire-510/help/virgin-mobile-htc-desire-510-gsm-t2965839 for the efforts of unblocking GSM bands thre is something I don't understand. If I buy the Sprint version of the phone, it is posible for me to use it outside USA with a 4G LTE capable SIM without having to unblock GSM Bands? Or do I need to have CDMA support in my country to be able to use the phone?
Thanks.
Click to expand...
Click to collapse
jdmedeiros said:
You would need a CDMA network; it's not working on GSM networks!
Click to expand...
Click to collapse
Understood. Thanks.
ryogishiki said:
Understood. Thanks.
Click to expand...
Click to collapse
You could try getting the Cricket or Telus version of the device as they are GSM.
dipspit said:
You could try getting the Cricket or Telus version of the device as they are GSM.
Click to expand...
Click to collapse
The thing is, where I live, people are selling this phone very cheap (less than half the price) becasuse isn't posible to unlock it on gsm at the moment.
Did it work for you ?
Did it work for you ? cause I have the exactly the same problem with my device and I don't even know what to do till now

Verizon Galaxy s6 4g not working on tmo network

I am pretty confident that is the issue but I thought I should check with you all first.
Seems that Verizon's unlocked SG6 does not support band 4 which is the 4g band of tmobile, and naturally I cannot get 4g. Everything else works flawlessly but I cannot get 4g at all. Using my SG5 I get 4g no problem but not with the SG6.
Can anyone confirm that this is the case before I return it to Verizon? I just got it today and thought it was an amazing piece of technology but I might have to return it now...
tia
Why didn't you just get a T-Mobile version? Try going into the service menu *#2263# and go band selection and see if you can do it there.
libuser said:
I am pretty confident that is the issue but I thought I should check with you all first.
Seems that Verizon's unlocked SG6 does not support band 4 which is the 4g band of tmobile, and naturally I cannot get 4g. Everything else works flawlessly but I cannot get 4g at all. Using my SG5 I get 4g no problem but not with the SG6.
Can anyone confirm that this is the case before I return it to Verizon? I just got it today and thought it was an amazing piece of technology but I might have to return it now...
tia
Click to expand...
Click to collapse
I found this article that may help explain why Verizon's phone will not work on TMobile Network;
http://www.pcmag.com/article2/0,2817,2407896,00.asp
For what it's worth, I did a GOOGLE search and found this and several other articles about the difference between CDMA and GSM phones..(from what i understand, TMOBILE is GSM and Verizon and SPrint use CDMA)
I do hope you figure somehting out... GOOD LUCK
libuser said:
I am pretty confident that is the issue but I thought I should check with you all first.
Seems that Verizon's unlocked SG6 does not support band 4 which is the 4g band of tmobile, and naturally I cannot get 4g. Everything else works flawlessly but I cannot get 4g at all. Using my SG5 I get 4g no problem but not with the SG6.
Can anyone confirm that this is the case before I return it to Verizon? I just got it today and thought it was an amazing piece of technology but I might have to return it now...
tia
Click to expand...
Click to collapse
Were you able to get LTE/4G on T-Mobile using Verizon S6? From the specs list, it says Verizon's S6 support band 13 and band 4. Band 4 is what T-Mobile uses for LTE.
I'm curious to find out because I am looking to purchase the Verizon S6 and use it on T-Mobile.
TIA
T-Mobile also uses band 2 LTE in some areas- something worth looking at.

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