Unlocked a At&t Branded Note 8 and lost 4g - AT&T Samsung Galaxy Note 8 Questions & Answers

lost 4g internet, wifi calling, and more services.
is there anyway around this, or should I flash att's firmware back to the phone?
I just wanted to be able to use hotspot without rooting

Yeah, I'd be rolling back to AT&T stock

Avarrus said:
lost 4g internet, wifi calling, and more services.
is there anyway around this, or should I flash att's firmware back to the phone?
I just wanted to be able to use hotspot without rooting
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Click to collapse
Do you currently use AT&T as your mobile carrier?

Related

[Q] Will Installing a T-Mobile Modem Brick My Phone??

I ditched Verizon and went with T-Mobile pre-paid, only 2G data but its a temporary solution and I get service for 3 phones for $90.00 a month.
I so far have a stock t-mobile rom installed, android 4.1.2 with no porting needed and wireless calling and other such bells and whistles work just fine.
Now my next step is I would like to install a T-Mobile radio to complete the scene. Would this brick my phone? Or perhaps delete my IMEI?
How can I back my IMEI up, or any other sensitive info for that matter?
I know I may be chasing a dream but I am still trying to make HSPA data work on this phone with T-Mobile. Chances are slim but if I pull it off I can be somebody for 15 minutes. . I am in an area where every possible T-Mobile spectrum is floating around in the airwaves since they purchased MetroPCS.
Thanks in advance for any help and/or advice. I am working 16 hour shifts for a couple of days so I will be slow responding.
Rich3077 said:
I ditched Verizon and went with T-Mobile pre-paid, only 2G data but its a temporary solution and I get service for 3 phones for $90.00 a month.
I so far have a stock t-mobile rom installed, android 4.1.2 with no porting needed and wireless calling and other such bells and whistles work just fine.
Now my next step is I would like to install a T-Mobile radio to complete the scene. Would this brick my phone? Or perhaps delete my IMEI?
How can I back my IMEI up, or any other sensitive info for that matter?
I know I may be chasing a dream but I am still trying to make HSPA data work on this phone with T-Mobile. Chances are slim but if I pull it off I can be somebody for 15 minutes. . I am in an area where every possible T-Mobile spectrum is floating around in the airwaves since they purchased MetroPCS.
Thanks in advance for any help and/or advice. I am working 16 hour shifts for a couple of days so I will be slow responding.
Click to expand...
Click to collapse
Flashing any modem except verizon and you stand a 99% chance of bricking your phone.
Rrason being is each provider has the radio hardware built to their specs/ system. Put different firmware in there and you have a brick.
Like loading a rom for an htc hd7 windows phone on an android...
Sent from my SCH-I535 using xda app-developers app

[Q] WiFi calling on a&tt varient.

Hey guys. I have become increasingly frustrated with having no way to root this phone coming from a nexus in favor of battery life.
I was wondering if getting an ATT version and using it on t-mo towers is a good option seeing as that one is rootable. The thing I'd like to keep is WiFi calling as my office is a dead zone. Is the WiFi calling part of the radio? Is it hard ware specific? Just wanting some light shed on this issue. Thanks.
Why not just root? It is possible and fairly painless.
Froid said:
Why not just root? It is possible and fairly painless.
Click to expand...
Click to collapse
I've been scared by the downgrade process and seeing multiple people have bricked devices. I've also seen two different ways of doing it. I can't seem to find this TOT method everyone says works great and the other method with the kdz seems dangerous at best. Maybe you could share with me the safest way to go about getting root?
Not sure how they bricked, but if you follow the directions you'll be fine. The TOT method is the way to go imo. I downgraded, rooted, flashed recovery, rom and SuperSU in less than 15 minutes. Well worth it. Here's the link to the TOT method. Just scroll down til you see it.
http://forum.xda-developers.com/showthread.php?p=45293512
I was in a similar situation. I rooted, flashed this t-mobile stock debloated rom:
http://forum.xda-developers.com/showthread.php?t=2688981
Make sure to flash a D800 kernel for 4.4.2 and you should be good to go. The rom contains a t-mobile D801 kernel and if you simply flash the rom, you won't be able to boot into it and the phone will be softbricked.
I was able to use Wifi-calling after doing all of the above on an AT&T LG G2. I was also able to use t-mobile LTE so looks like the G2 is pretty flexible.
Froid said:
Not sure how they bricked, but if you follow the directions you'll be fine. The TOT method is the way to go imo. I downgraded, rooted, flashed recovery, rom and SuperSU in less than 15 minutes. Well worth it. Here's the link to the TOT method. Just scroll down til you see it.
http://forum.xda-developers.com/showthread.php?p=45293512
Click to expand...
Click to collapse
gigamchz said:
The thing I'd like to keep is WiFi calling as my office is a dead zone. Is the WiFi calling part of the radio? Is it hard ware specific? Just wanting some light shed on this issue. Thanks.
Click to expand...
Click to collapse
You can't use WiFi calling with an AT&T or any other SIM. WiFi calling (a necessity for me here in this valley with horrid coverage, but right over the in L.A. signal is fantastic)) is a proprietary, locked and restricted feature exclusive to (some) T-Mo branded devices with T-Mo kernels and T-Mo SIMS. There is no way around this.
In fact, I just read that TMOUS WiFi calling will finally be included in iOS 8 for T-Mo branded iPhones. My wife and her iPhone 5 has to stand in the front yard in order to take calls without dropping. I just laugh, but she has to have her iPhone.

[Q] how i can use hotspot outside of US?

my phone is unlocked(ATT G3) unrooted
going to Thailand and Korea
in Thailand, i couldnt use hotspot with Thailand simcard
how i can use it?
aqua06 said:
my phone is unlocked(ATT G3) unrooted
going to Thailand and Korea
in Thailand, i couldnt use hotspot with Thailand simcard
how i can use it?
Click to expand...
Click to collapse
You'll have to make sure the provider supports data within their system compatible with your hardware, and that you have the correct APN to ensure data works correctly. Once that is in place and your phone is setup to hotspot, as you do in the US, should be a breeze.
However, doesn't the Asia area use different bands than the US?
JeffDC said:
You'll have to make sure the provider supports data within their system compatible with your hardware, and that you have the correct APN to ensure data works correctly. Once that is in place and your phone is setup to hotspot, as you do in the US, should be a breeze.
However, doesn't the Asia area use different bands than the US?
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Click to collapse
i can use data with LTE. i set APN also. but i cant use hotspot.
it says "hotspot error" when i turn hotspot on.
by the way, i used True mobile in Thailand, and KT in Korea with my phone.
it worked very well including LTE, but hotspot error.
rooted?
have you tried the hotspot hack?
JeffDC said:
rooted?
have you tried the hotspot hack?
Click to expand...
Click to collapse
without rooting. i cant hack hotspot?
aqua06 said:
without rooting. i cant hack hotspot?
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Click to collapse
Nope, You`ll either need to remove/replace files or run a custom rom.

[Q] firmware update over 4g network?

I just want to get the uodate over the 4g because I have no WiFi here. Is there anyway I can do this?
Got to att website and go to a att hotspot you can get free WiFi there the website will have a list of places or just go to any at$t store and use Wi-Fi at this time you can only download ota via Wi-Fi
Actually, I'd like to know how to change this. My wife and I both got the LG G3 but on different carriers (we are in a remote area having different carriers is worthwhile). I'm not sure what we did with the setup, but mine will let my update via carrier or wifi, however hers will only let it update via wifi only, which is a pain because she has unlimited data, I do not.
I keep going over everything I can think of to set her's to operate the same as mine in this regard but I cannot find it.

AT&T wifi calling onTmobile Note 5?

Just seeing if this is possible. I'm on AT&T and had the Note 3 and 4 previously. There is no way I'm getting a Note 5 which can't be rooted, so I'm thinking of getting the Tmobile one. My only issue is that I need WiFi calling at home, where I get crappy reception. AT&T WiFi calling has been a lifesaver.
So, any possibility of getting AT&T WiFi calling on a tmobile Note 5? I don't mind rooting and changing rom, although I have a feeling the issue is with the lack of hardware bands.
spinedoc said:
Just seeing if this is possible. I'm on AT&T and had the Note 3 and 4 previously. There is no way I'm getting a Note 5 which can't be rooted, so I'm thinking of getting the Tmobile one. My only issue is that I need WiFi calling at home, where I get crappy reception. AT&T WiFi calling has been a lifesaver.
So, any possibility of getting AT&T WiFi calling on a tmobile Note 5? I don't mind rooting and changing rom, although I have a feeling the issue is with the lack of hardware bands.
Click to expand...
Click to collapse
Due to the hardware differences in the att and
the tmobile phones tmobile's wifi calling will not work on an att phone even if the att phone is unlocked and rooted.
Good luck,
Sent from my SM-G928T using Tapatalk
spinedoc said:
Just seeing if this is possible. I'm on AT&T and had the Note 3 and 4 previously. There is no way I'm getting a Note 5 which can't be rooted, so I'm thinking of getting the Tmobile one. My only issue is that I need WiFi calling at home, where I get crappy reception. AT&T WiFi calling has been a lifesaver.
So, any possibility of getting AT&T WiFi calling on a tmobile Note 5? I don't mind rooting and changing rom, although I have a feeling the issue is with the lack of hardware bands.
Click to expand...
Click to collapse
AT&T currently only supports WiFi Calling on the iPhone 6/6+/6S/6S+.
The software installed on our phones is configured to work with T-Mobile's implementation of WFC, and would most likely not work even when AT&T brings WFC to Android.

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