[Q] AT&T vs International and Dev vs S-Off - AT&T HTC One (M9)

Hey guys, I'm getting ready to upgrade to the AT&T M9, coming from the AT&T One X (Evita, yes from three years ago). Just looking for some clarification/verification of what I "think" I know regarding phone versions and ROM's to support my ORD.
Q1 - With the M9, the international and AT&T versions are the same hardware, so ROM's from the international forum can be flashed to the AT&T version, correct?
(Not the case with the One X since the international phone was a different model).
Q2 - What are the advantages of converting to the Dev edition? If I can bootloader unlock and S-off the AT&T phone, doesn't it essentially achieve the same purpose?
(Maybe I am missing something here... just curious, as there seems to be a lot of interest/discussion on the dev edition for the M9. Normally, I would just bootloader unlock, s-off, and then flash away - want to make sure I am not overlooking some benefit).
Thanks for any input - it was a lot less options being confined to just one forum with the Evita.
Mark
One X (unlocked, s-off)
Currently running KarbonKat 1.2-3

I just got the AT&T One M9. So far its great, my only two complaints are battery life isnt too great, and it heats up pretty fast.
anyway, There really is no difference between the Dev and the ATT one. they both run the same hardware. I achieved unlock through the HTC Dev website, and S-Off through Sunshine. Also, the ATT one can be converted to the international or Dev edition.
Im running Android Revolution HD 5.1 on my ATT M9 perfectly fine rite now much smooth than stock ATT RUU.
http://forum.xda-developers.com/att-one-m9/general/att-developer-edition-ruu-how-to-t3086948

A1. Once you s-off yes you can flash International Roms.
A2. The only two advantages to converting to the Developer Edition is.
1. You will get OTA updates from HTC directly not wait until AT&T decides to send them out. So faster OTA updates
2. No Carrier bloatware apps.
Sent from my HTC One M9 using Tapatalk

Thank you, gentlemen!

scoot0073 said:
A1. Once you s-off yes you can flash International Roms.
A2. The only two advantages to converting to the Developer Edition is.
1. You will get OTA updates from HTC directly not wait until AT&T decides to send them out. So faster OTA updates
2. No Carrier bloatware apps.
Sent from my HTC One M9 using Tapatalk
Click to expand...
Click to collapse
even when rooted, custom recovery, and S-Off?

Quadrider10 said:
I just got the AT&T One M9. So far its great, my only two complaints are battery life isnt too great, and it heats up pretty fast.
QUOTE]
Please describe your battery life experience. Thanks.
Click to expand...
Click to collapse

I'm going to Italy and wondering if I can put a Italian prepaid sim in the phone and it will work? Or should I flash to the international version? I have converted to the dev version already.

Related

[Q] Will the Telus and AT&T One X+ Be Identical (for ROMS, etc.)?

I'm wondering for the purposes of recoveries, custom ROMs, radios, etc.. if the Telus and AT&T versions of the One X+ will be identical? In other words, can any ROM for the AT&T version be flashed onto the Telus version? What about radios? recoveries? Etc.? Thanks.
Nope different software
Sent from my HTC One X+ using Tapatalk 2
Actually, they should be compatible. Usually NAM (North American Model) phones accept the same ROMs. For example, my HTC Amaze 4G is on T-Mobile USA, Telus, Wind, and Videotron. They all accept the same custom ROMs and even custom kernels. Since the HOX+ for Telus has LTE, hardware wise, it should be 99.9% identical and the software will be slightly different. Telus has no bloat, but AT&T does.
Really? Wouldn't the radios pose problem
Sent from my HTC One X+ using Tapatalk 2
Thanks for the replies.
To be clear, my question is, will the Telus and AT&T versions of the One X+ be identical hardware? I don't care what software ships on them. I just want to know if the hardware will allow installation of the exact same ROMs, kernels, radio firmware, recovery images, etc.
olorolo said:
Really? Wouldn't the radios pose problem
Sent from my HTC One X+ using Tapatalk 2
Click to expand...
Click to collapse
Not necessarily. People from the Amaze 4G section flashed Telus RUUs on T-Mobile phones and vice versa. No issues. However, that is hypothetical. Since the Telus/AT&T model have the same frequencies, it SHOUDLNT have an issue, by as I said, hypothetically.
cb474 said:
Thanks for the replies.
To be clear, my question is, will the Telus and AT&T versions of the One X+ be identical hardware? I don't care what software ships on them. I just want to know if the hardware will allow installation of the exact same ROMs, kernels, radio firmware, recovery images, etc.
Click to expand...
Click to collapse
As I explained above, it shouldn't be an issue. They should have the same radio, with slight tweaks to match the carrier.
Someone confirmed that the AT&T recovery worked for the Telus HOX+ so that means they have identical hardware.
Many thanks folks as I had the same exact question. I am wanting to buy one for use in the US but I'll be damned if I buy it from at&t as I already give them too much money for service...
MG
With the regular HOX they were identical. As a matter of fact i have a telus radio on my ATT hox, worked better for me than the ATT ones. Roms were identical. I'd assume it would be the same with the +, I haven't compared hardware though.
moregadget said:
Many thanks folks as I had the same exact question. I am wanting to buy one for use in the US but I'll be damned if I buy it from at&t as I already give them too much money for service...
MG
Click to expand...
Click to collapse
Yeah, I'd like to get one to use in the U.S. also. The next question is where? Is eBay the only option?
i thought lots of people were bricking their phones by not reading the ROMs all the way through and trying to flash an international coded ROM onto their ATT phone

Think S-Off is possible?

So the developer version comes S-Off. But that is an AT&T phone. Not good on T-Mobile frequencies.
HTC Dev just unlocks the bootloader, still S-On.
Do any of you believe there will be a way to get S-Off on our non dev phones??
My last phone was the Sensation, S-Off was possible as long as you didn't use HTC Dev yet, well, back when I did it. I've skipped a couple of generations of HTC phones since then. Are there any indications from some of the more recent HTC's that S-Off is still a possibility without the need of the developer phone??
No phone is s-off.
Sent from my Nexus 7 using xda app-developers app
Pr20 said:
No phone is s-off.
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
Yeah......except for a whole **** load of them.......lolwut?
Previous HTC Devices using Snapdragon processors were S-Off'd (I.e. U.S version of last years flagship whereas the international Tegra 3 never achieved S-Off). The developer edition is S-ON btw, AT&T doesn't get ALL the good things
Sent from my HTC One using Tapatalk 2
legend0fthefall said:
So the developer version comes S-Off. But that is an AT&T phone. Not good on T-Mobile frequencies.
HTC Dev just unlocks the bootloader, still S-On.
Do any of you believe there will be a way to get S-Off on our non dev phones??
My last phone was the Sensation, S-Off was possible as long as you didn't use HTC Dev yet, well, back when I did it. I've skipped a couple of generations of HTC phones since then. Are there any indications from some of the more recent HTC's that S-Off is still a possibility without the need of the developer phone??
Click to expand...
Click to collapse
The ATT developer phone is not S-Off! It is unlocked bootloader and carrier only and no bloatware. You can do that yourself and not pay the extra price. It does have 64gb however but doesn't work on the t-mobile lte bands I believe. S-Off is not necessarily needed with TWRP Dumlock from what I understand.
frodoboy said:
The ATT developer phone is not S-Off! It is unlocked bootloader and carrier only and no bloatware. You can do that yourself and not pay the extra price. It does have 64gb however but doesn't work on the t-mobile lte bands I believe. S-Off is not necessarily needed with TWRP Dumlock from what I understand.
Click to expand...
Click to collapse
It stupidly supports LTE on T-Mobile (AWS) frequency but doesn't support HSPA on AWS so no 3G/"4G" if you aren't in a 1900 refarm market. Kind of stupid planning on HTC's part... Especially since voice exclusively goes over AWS (HSPA) in areas that T-Mobile doesn't have 1900 licenses.
Is there really a point to S-OFF anymore? I haven't had an HTC since the Sensation either so I'm not sure about HTC developments, I went to Sammy.
EtherealRemnant said:
It stupidly supports LTE on T-Mobile (AWS) frequency but doesn't support HSPA on AWS so no 3G/"4G" if you aren't in a 1900 refarm market. Kind of stupid planning on HTC's part... Especially since voice exclusively goes over AWS (HSPA) in areas that T-Mobile doesn't have 1900 licenses.
Is there really a point to S-OFF anymore? I haven't had an HTC since the Sensation either so I'm not sure about HTC developments, I went to Sammy.
Click to expand...
Click to collapse
Stupid unless there is a hardware difference between the T-Mobile and ATT radios. I don't think there is, but it is possible. People are assuming it is just firmware that can be flashed with a ROM.
As to S-Off, my last phone was an Amaze, and it required using a wire to short two places together under the battery cover. From what I have read, there are several HTC phones like that. But there is no way to get to those points in a One.
EtherealRemnant said:
It stupidly supports LTE on T-Mobile (AWS) frequency but doesn't support HSPA on AWS so no 3G/"4G" if you aren't in a 1900 refarm market. Kind of stupid planning on HTC's part... Especially since voice exclusively goes over AWS (HSPA) in areas that T-Mobile doesn't have 1900 licenses.
Is there really a point to S-OFF anymore? I haven't had an HTC since the Sensation either so I'm not sure about HTC developments, I went to Sammy.
Click to expand...
Click to collapse
Without S-Off, it seems like the Root System is locked down. AdAway wont stick after reboot. And Busybox isn't able to install its binaries. When I try to convert Busybox as a system app, the phone just reboots. Also, when I try to delete something in the Root System (like the loud T-Mobile bootanimation sound), it causes a reboot also.
My last HTC phone was a G2/DZ and we had s-off via gfree method using command prompt which was very annoying. So hopefully we can get s-off one day. If not, then the next Nexus (5?) will be my next phone in fall/winter. And yes, I will still keep my H1. Its a very nice phone overall.
EDIT: I just read that a custom rom that allows system write will work. I guess stock carrier H1 roms are kinda locked down with system write issues. Will backup my current rom and test one of the International ROMs (even tho I heard about the possible radio/RIL+signal issues).
stevedebi said:
Stupid unless there is a hardware difference between the T-Mobile and ATT radios. I don't think there is, but it is possible. People are assuming it is just firmware that can be flashed with a ROM.
As to S-Off, my last phone was an Amaze, and it required using a wire to short two places together under the battery cover. From what I have read, there are several HTC phones like that. But there is no way to get to those points in a One.
Click to expand...
Click to collapse
Well they did it with the Galaxy S3 (no LTE baseband on the T-Mobile version) so it wouldn't surprise me if they did it with the One as well.
EtherealRemnant said:
Well they did it with the Galaxy S3 (no LTE baseband on the T-Mobile version) so it wouldn't surprise me if they did it with the One as well.
Click to expand...
Click to collapse
Did they use a "wire trick" with the S3?
---------- Post added at 09:55 PM ---------- Previous post was at 09:50 PM ----------
EtherealRemnant said:
Well they did it with the Galaxy S3 (no LTE baseband on the T-Mobile version) so it wouldn't surprise me if they did it with the One as well.
Click to expand...
Click to collapse
Did they use a "wire trick" with the S3?
stevedebi said:
Did they use a "wire trick" with the S3?
---------- Post added at 09:55 PM ---------- Previous post was at 09:50 PM ----------
Did they use a "wire trick" with the S3?
Click to expand...
Click to collapse
They used an MSM8260A chip which is an MSM8960 that doesn't support LTE in the T-Mobile S3. No hope for us unfortunately.
We will get soff eventually just wait. It's tooooooo early to be expecting that. Just be glad we have roms and all after the phone being out for only about a month worldwide.
I came from the quickly forgotten amaze and am very surprised over the amount of development this phone already has!
Sent from the one and only HTC One
TechSavvy2 said:
Yeah......except for a whole **** load of them.......lolwut?
Click to expand...
Click to collapse
I meant no version of the HTC one (as he was talking about developer, at&t and T-Mobile) was s-off.
Sent from my HTC One using xda app-developers app
I am on my HTC DNA s-off and the only thing we benefited from for having s-off is when you flash a custom kernel you don't have to fastboot flash the boot.img separately using a cmd prompt. Other than that it wasn't beneficial too much. It also opened the gates to brick your device easily. It will not hender Rom or custom kernel development. And the kernel is what allows you to write/delete system files. So once we see some kernel developments that allows the r/w to the system the issues where changes doesn't stick after reboot will be eliminated.
J-Hop2o6 said:
Without S-Off, it seems like the Root System is locked down. AdAway wont stick after reboot. And Busybox isn't able to install its binaries. When I try to convert Busybox as a system app, the phone just reboots. Also, when I try to delete something in the Root System (like the loud T-Mobile bootanimation sound), it causes a reboot also.
My last HTC phone was a G2/DZ and we had s-off via gfree method using command prompt which was very annoying. So hopefully we can get s-off one day. If not, then the next Nexus (5?) will be my next phone in fall/winter. And yes, I will still keep my H1. Its a very nice phone overall.
EDIT: I just read that a custom rom that allows system write will work. I guess stock carrier H1 roms are kinda locked down with system write issues. Will backup my current rom and test one of the International ROMs (even tho I heard about the possible radio/RIL+signal issues).
Click to expand...
Click to collapse
I have the TMo One and have been using ARHD 7 for a few days and loving it. No signal issues here
Sent from my HTC One using xda premium
frhoward said:
I am on my HTC DNA s-off and the only thing we benefited from for having s-off is when you flash a custom kernel you don't have to fastboot flash the boot.img separately using a cmd prompt. Other than that it wasn't beneficial too much. It also opened the gates to brick your device easily. It will not hender Rom or custom kernel development. And the kernel is what allows you to write/delete system files. So once we see some kernel developments that allows the r/w to the system the issues where changes doesn't stick after reboot will be eliminated.
Click to expand...
Click to collapse
Yea same for the EVO LTE - S-Off is def convenient and I would do it regardless, but if you were worried about messing up it's not a deal breaker to be s-on.
Seeing that S-OFF text on the bootloader screen does give me a weird warm and fuzzy feeling though
Deleted

[Q] Benefits of converting from T-Mobile to GPE or Developer edition Roms?

Hello. I am Currently running the Stock Kit Kat T-mobile rom. I am S-off and rooted. What would be the benefits or drawbacks of completely converting my phone to either the Google Play Edition or the Developer edition version? I know they don't include Sense, but is that the only difference? Thanks for any information!
toaks said:
Hello. I am Currently running the Stock Kit Kat T-mobile rom. I am S-off and rooted. What would be the benefits or drawbacks of completely converting my phone to either the Google Play Edition or the Developer edition version? I know they don't include Sense, but is that the only difference? Thanks for any information!
Click to expand...
Click to collapse
The developer does include sense. The only advantage is that it doesn't have any TMO software, and they generally get updates before the TMO ones.
Advantage to GPE is that is gets updates first and has very little software installed.
At the moment I can't recall if either of these has the HSPA+ using the AWS band, maybe someone else can chime in here. Having AWS is why I got the TMO version in the first place.
OK so if I use the GPE version, I won't be able to connect to T-Mobiles high speed network? Man that sucks.
stevedebi said:
The developer does include sense. The only advantage is that it doesn't have any TMO software, and they generally get updates before the TMO ones.
Advantage to GPE is that is gets updates first and has very little software installed.
At the moment I can't recall if either of these has the HSPA+ using the AWS band, maybe someone else can chime in here. Having AWS is why I got the TMO version in the first place.
Click to expand...
Click to collapse
toaks said:
OK so if I use the GPE version, I won't be able to connect to T-Mobiles high speed network? Man that sucks.
Click to expand...
Click to collapse
I'm hoping someone else chimes in here, because I'm not positive. The phone will always have the radio for AWS, but the software is not in the GPE or Developer edition.
Even if this is true, it will always work with the refarmed 1900 and LTE. So your coverage may be OK depending on your location.
Looking at the Google Play page, I don't see HSPA+ AWS listed:
https://play.google.com/store/devices/details?id=htc_one
EDIT: But if you have S-Off anyway, why not just flash it and see what happens? You can always flash back to TMO or use a custom ROM.
Yea I might just give it a try. I just flashed the T-mobile Kit Kat update so I'll probably try it for a bit, then switch to the GPE and see how I like it. Thanks for the input.
Sent from my HTC One using XDA Premium HD app
toaks said:
Yea I might just give it a try. I just flashed the T-mobile Kit Kat update so I'll probably try it for a bit, then switch to the GPE and see how I like it. Thanks for the input.
Sent from my HTC One using XDA Premium HD app
Click to expand...
Click to collapse
You are welcome. The HTC One is the first HTC phone I have not unlocked and flashed a ROM. The hardware specs are so good that I've never felt the need.

Galaxy S6 Edge- Will I Lose Data Flashing My Phone To AT&T?

Android newb... will I lose anything flashing my unlocked international phone on AT&T
Hi everyone, and thanks for all the great info here. Let's assume I have my "how to root" links bookmarked and ready to go, but like a good boyscout I want to understand the gotchas/subtleties before I cliff jump. I'm also within my 15 days to exchange my s6edge AT&T for an unlocked one at Best Buy, which I plan to do today... :highfive:
(I'm technically savy, but a real newb in the world of android versions, manufacturer changes, and carrier versions and conflicts...) :crying:
1) How do I do a full ROM-level backup before beginning my adventures in rooting? Titanium Backup is no good since I need root to use it. I'd like an iPhone-style backup that I can just restore should I brick my phone.
2) After I exchange my phone I'm going to immediately airplane-mode it to prevent autoupdates (my current phone already autoupdated to unrootable OF4)... once I root how do I effectively get-latest? I'd obviously like the latest security updates, and 5.1 if I can manage it, and to maintain root.
3) AT&T doesn't have 5.1.... but if I go unlocked then can I run 5.1 on AT&T? (I've been iPhone forever -- carriers messing with you is really foreign to me). On a related note, can AT&T send some update/profile-change OTA to my phone that will conflict with updates I'm doing locally? If so any tips to avoid this?
4) An unlocked phone will perform just as well on AT&T as an AT&t phone, right? (looks like the 925F has all the AT&T bands and more, whereas the 925I is missing 1 AT&T LTE band)
Thanks for any info, help, and/or pointing me to resources where I can find the info, in advance. I'm technically savy, but a real newb when it comes to the gotcha-ridden ground of android and carriers.
Thanks again.
- Jason
So can I upgrade a 925F to 5.1 and use it on AT&T? I'm trying to work out if AT&T has _all_ edges locked down or just the official AT&T versions.
JasonS6Edge said:
So can I upgrade a 925F to 5.1 and use it on AT&T? I'm trying to work out if AT&T has _all_ edges locked down or just the official AT&T versions.
Click to expand...
Click to collapse
At&t does not have the power to lock down all variants; only the variant with its branding. Just make sure 925F is compatible with the network of you want to use that variant.
Snowby123 said:
At&t does not have the power to lock down all variants; only the variant with its branding. Just make sure 925F is compatible with the network of you want to use that variant.
Click to expand...
Click to collapse
Thanks so much. Is there a reason I can't to seem to find any people running 5.1 or rooted phones on AT&T? Just that not many people are buying unlocked phones?
JasonS6Edge said:
Thanks so much. Is there a reason I can't to seem to find any people running 5.1 or rooted phones on AT&T? Just that not many people are buying unlocked phones?
Click to expand...
Click to collapse
The at&t variant is the only variant not to receive 5.1 yet. It has nothing to do with root and everything to do with at&t's corporate policies. Most people who use a smartphone in the USA buy it through their carrier. So those users on at&t likely bought there phone from them. This is why no 5.1 for them.

Flashing different rom for new carrier

I have a verizon htc one max s-off, rooted, running the adrenaline rom. I am about to switch carriers to tmobile. I bought a cheap straight talk kit just to see what the service would be like but i only was picking up the edge band?
Anyways after reading some post i added lines to build.prop and changed sku_id=13 to 11 in the defualt.xml in system/customize. It still would not get 3g or 4g. Everything else worked great. I read somewhere my rom is missing the bands.
So i think all the custom verizon roms wont help me? I need a international rom correct? Can you flash a different carrier rom over? I don't want to brick my phone. I don't want to stay with verizon either. Would love to keep this phone and rom. But its looking like i need a different rom to use tmobile.
I found skydragon v2.0 vzw thats supposed to work. But the dowmload buttom at 4uplod.com always lags out. Could not find another download.
My overall goal is to get 4g on tmobile. Any help much appreciated.
Supercid 1111111!!!!
Sent from my HTC0P3P7 using XDA-Developers mobile app
Thanks! I looked up super cid and saved the page.
I think I'm just going to pick up a T-Mobile m7 for now. Seem to be pretty cheap. Having trouble finding a tmobile compatible HTC one Max rom

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