Flashing international on T-mobile downside? - OnePlus 7 Pro Questions & Answers

So I just got my 7 Pro a few days ago from Tmobile and so far its working great! I saw the guys over at XDA were able to get the software so I can flash the international firmware on my phone so I can start getting updates when One plus drops them instead of waiting for tmobile. Is there any downfall to this? Will I loose out on any features from Tmobile? I am currently using a cell spot, would that still work? And for the last question will I be able to revert back to the tmobile firmware if I decide to trade in my phone? Thanks for the insight!

waternut13134 said:
So I just got my 7 Pro a few days ago from Tmobile and so far its working great! I saw the guys over at XDA were able to get the software so I can flash the international firmware on my phone so I can start getting updates when One plus drops them instead of waiting for tmobile. Is there any downfall to this? Will I loose out on any features from Tmobile? I am currently using a cell spot, would that still work? And for the last question will I be able to revert back to the tmobile firmware if I decide to trade in my phone? Thanks for the insight!
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From what I understand, Wi-Fi calling won't be as quick switching back and forth, you will absolutely lose RCS UP and the video dialer. I'm assuming you have the 4G LTE CellSpot V2, that will still work just fine. And the dev that posted the MSM to switch back and forth has demonstrated that there is a path back to the T-Mobile firmware. AFAIK, as long as you don't root the phone you should be good to go with a JUMP or JOD trade in in the future on the international firmware, but it's always best to have the path backwards just in case.

Generally the downsides are not very noticeable. "losing" RCS isn't bad considering no one really uses it still. Also even if you root your phone, it's not a problem with JOD or JUMP. But really, if you don't plan to root and take advantage of those perks, and you're satisfied with your current vanilla tmobile experience, it wouldn't really be worth your time. You're free to do what you want without any permanent damage probably.

RCS is actually the deal breaker for me lol. This is my first TMobile phone and being able to use RCS with my buddy i actually get to share videos with is great. The only reason I wanted to flash is to get the updates faster.

Related

[Q] Easy question

I am thinking about picking up a M8, but have read in a few places that verizon doesn't allow the bootloader to be unlocked like other carriers. What is the current status of being able to unlock the bootloader and gain root / rom? I looks like I will be able to, but just want to verify before dropping the money. Also, is it possible to return to completely stock for warranty purposes if there is an issue?
Unlocked and return to stock is available.
richiewrt said:
I am thinking about picking up a M8, but have read in a few places that verizon doesn't allow the bootloader to be unlocked like other carriers. What is the current status of being able to unlock the bootloader and gain root / rom? I looks like I will be able to, but just want to verify before dropping the money. Also, is it possible to return to completely stock for warranty purposes if there is an issue?
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yea can return it to stock and they would never now just if you do get one make sure you dont update to 4.4.3 so you can use firewater after that youll be fine
Bierce22 said:
yea can return it to stock and they would never now just if you do get one make sure you dont update to 4.4.3 so you can use firewater after that youll be fine
Click to expand...
Click to collapse
Purchased yesterday, and brought it home and rooted and s-off'ed. Liking it so far but seems like the radios are not as good as on my iphone 5s. Gonna have to find some way to make the reception better. Had solid 4g at my house with the iphone, now it bounces between 4g and 3g with the m8.
richiewrt said:
I am thinking about picking up a M8, but have read in a few places that verizon doesn't allow the bootloader to be unlocked like other carriers. What is the current status of being able to unlock the bootloader and gain root / rom? I looks like I will be able to, but just want to verify before dropping the money. Also, is it possible to return to completely stock for warranty purposes if there is an issue?
Click to expand...
Click to collapse
My phone was already on the newer firmware. Tried firewater with no luck. Had to pay the 25 for sunshine. It is a slick program and well worth the money.
theroot dot ninja
richiewrt said:
Purchased yesterday, and brought it home and rooted and s-off'ed. Liking it so far but seems like the radios are not as good as on my iphone 5s. Gonna have to find some way to make the reception better. Had solid 4g at my house with the iphone, now it bounces between 4g and 3g with the m8.
Click to expand...
Click to collapse
You may have an older radio, check your baseband version, I think the latest is 1.09.20.0702.
I did flash the latest radios. Reception is slightly better, but still not good.

Unlocked Pre-Order from Samsung w ATT SIM - will I be able to use WiFi calling /VoLTE

Current Note8 user on ATT (phone locked to carrier). I pre-ordered a Note20 Ultra from Samsung direct, unlocked version. Have been off XDA really for a couple years and not rooting/modding much lately but have read that ATT will not allow unlocked phones on their network to use WiFi Calling and/or VoLTE. If true, are there workaround options for me (assuming I stick w ATT as the carrier I mean) to get these to work, or should I cancel the unlocked model and order the ATT version? Was hoping to root eventually and remove bloatware / play w custom ROMs again on the Ultra etc etc. - that is why I ordered an unlocked version.
Thanks gents for the guidance here! Best forum around for us phone geeks
If it will be like Note 9 or 10 plus just have to flash the U version csc with odin and it will give you wifi calling advanced..messaging..volte
Sent from my SM-N960U using Tapatalk
butchieboy said:
If it will be like Note 9 or 10 plus just have to flash the U version csc with odin and it will give you wifi calling advanced..messaging..volte
Sent from my SM-N960U using Tapatalk
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Much thanks - I will do this then when it arrives.
Did not work for me on the unlocked note 10+. Worked right away on the tmobile.
Att was actually fun to have. Nothing that att expected worked on the unlocked device. For example I had unlimited hotspot, despite it was not included in my att plan.
Elastep said:
Did not work for me on the unlocked note 10+. Worked right away on the tmobile.
Att was actually fun to have. Nothing that att expected worked on the unlocked device. For example I had unlimited hotspot, despite it was not included in my att plan.
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That's bizarre. I am rethinking this unlocked route. I must have wifi calling since signal at the house is terrible in my area. I don't need the drama of uncertainty if this will work or not. Might as well cancel the unlocked one and just upgrade via att. Oy. Wtf is with att these days? They lost my directv account last year and now their wireless policies are looking like a royal pita.
I don't think you have to worry .... ATT seems to consistently allow Samsung unlocked devices to have carrier functions
You just have to flash the U CSC as mentioned above. Worked for me on Note 10 and is currently working on a s20 ultra device
Jcrompton
Whats going on buddy. You jumping on the Ultra?
Sent from my SM-N975U using Tapatalk
I strongly recommend switching your order to the ATT model. I got my note 10+ unlocked based off the suggestions found here saying that flashing the att firmware would give me all the features, and I've been through a year of headaches.
For a little wile i was able to enjoy wifi calling, voicemail and VOLTE, but after my first software update the features were lost. i was able to get them back briefly by putting my sim back in an old Att phone and keeping it for a day or two, but that trick never lasted past a week. I've tried re-flashing the software, switching back to unlocked and then back to ATT, basically anything i could think of and it never worked.
calling ATT didn't help either, as the reps gave me a canned line about not supporting outside phones. the whole reason I'm updating to the 20 ultra is to just get my phone fully functional with an ATT model
Darthshadow666 said:
I strongly recommend switching your order to the ATT model. I got my note 10+ unlocked based off the suggestions found here saying that flashing the att firmware would give me all the features, and I've been through a year of headaches.
For a little wile i was able to enjoy wifi calling, voicemail and VOLTE, but after my first software update the features were lost. i was able to get them back briefly by putting my sim back in an old Att phone and keeping it for a day or two, but that trick never lasted past a week. I've tried re-flashing the software, switching back to unlocked and then back to ATT, basically anything i could think of and it never worked.
calling ATT didn't help either, as the reps gave me a canned line about not supporting outside phones. the whole reason I'm updating to the 20 ultra is to just get my phone fully functional with an ATT model
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Thanks darth. Yeah, I switched to the att version. Hate the hidden tracking bloatware etc that comes with it but must have a very workable phone for daily work calls and wifi calling is a must. No drama is my motto these days. Thank you for reporting your experience.
I had the same situation with my unlocked Pixel 4 XL, keep calling ATT until I got the right person to modify my sim to allow WiFi Calling to work, that's my plan when I get my unlocked 20 Ultra.
I'm not a gent, but I doI have the Note 20 Ultra in for review and am using it with an AT&T SIM. VoLTE works, no option for WiFi calling.
jaxf250 said:
Current Note8 user on ATT (phone locked to carrier). I pre-ordered a Note20 Ultra from Samsung direct, unlocked version. Have been off XDA really for a couple years and not rooting/modding much lately but have read that ATT will not allow unlocked phones on their network to use WiFi Calling and/or VoLTE. If true, are there workaround options for me (assuming I stick w ATT as the carrier I mean) to get these to work, or should I cancel the unlocked model and order the ATT version? Was hoping to root eventually and remove bloatware / play w custom ROMs again on the Ultra etc etc. - that is why I ordered an unlocked version.
Thanks gents for the guidance here! Best forum around for us phone geeks
Click to expand...
Click to collapse
What worries me is the 5G. Will unlocked work for ATT 5G?
It does on my unlocked Galaxy S20+ 5G. The Note 20 Ultra is a ways to release and their system doesn't yet correctly identify the IMEI, so I can't say for sure what will happen after release day.
b00st4ddicted said:
What worries me is the 5G. Will unlocked work for ATT 5G?
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pdagal said:
I'm not a gent, but I doI have the Note 20 Ultra in for review and am using it with an AT&T SIM. VoLTE works, no option for WiFi calling.
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Hi Lisa,
Your reviews are the best, so thank you first of all. Can you check if it has any eSIM capabilities? Supposedly S20 was going to get an update to allow eSIM use in US but that never happened...
Thanks . I'm not seeing anything under connection settings on our US unlocked Note 20 Ultra (there's no IMEI listed or cellular network option listed under connection settings when no nano SIM is installed. EsimClient is running on the phone, which makes me think the hardware must be there. EsimClient is not running on my GS 20+ unlocked.
VICosPhi said:
Hi Lisa,
Your reviews are the best, so thank you first of all. Can you check if it has any eSIM capabilities? Supposedly S20 was going to get an update to allow eSIM use in US but that never happened...
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Click to collapse
pdagal said:
Thanks . I'm not seeing anything under connection settings on our US unlocked Note 20 Ultra (there's no IMEI listed or cellular network option listed under connection settings when no nano SIM is installed. EsimClient is running on the phone, which makes me think the hardware must be there. EsimClient is not running on my GS 20+ unlocked.
Click to expand...
Click to collapse
Great, thank you for checking and comparing with S20+ !
eSIMClient running gives me hope that we will get eSIM support in an update...Still perplexed how or why Samsung has gone out of the way to disable eSIM on US variants when Apple, Google support it.
pdagal said:
I'm not a gent, but I doI have the Note 20 Ultra in for review and am using it with an AT&T SIM. VoLTE works, no option for WiFi calling.
Click to expand...
Click to collapse
Ha! Thanks Lisa (love your tech vids!!) - I switched to the ATT version. Supposed to be here 8/21. I can't take a chance with wifi calling being borked, or that just that I may need to Odin-flash updates or CSC packs periodically to keep up with the monthly patches (ie force an unlocked unit to keep working on ATT's network if my previous firmware gets overwritten etc. I mean). I guess as I got older I went from a tech pioneer and adopter to just an end user LOL.... I just need it to work. Maybe I can do that package remove thingy and chop the bloatware periodically... we shall see once the community gets these units and starts their dev magic for us.
I guess I will need to make an appt at the local ATT store in a week to get on a new 5G plan from my current 4G one to take advantage of the coming speeds.
You're welcome- glad you enjoy our vids! With AT&T, you can simply change your plan online, no need to visit a store. The mid and high tier unlimited plans include 5G.
jaxf250 said:
Ha! Thanks Lisa (love your tech vids!!) - I switched to the ATT version. Supposed to be here 8/21. I can't take a chance with wifi calling being borked, or that just that I may need to Odin-flash updates or CSC packs periodically to keep up with the monthly patches (ie force an unlocked unit to keep working on ATT's network if my previous firmware gets overwritten etc. I mean). I guess as I got older I went from a tech pioneer and adopter to just an end user LOL.... I just need it to work. Maybe I can do that package remove thingy and chop the bloatware periodically... we shall see once the community gets these units and starts their dev magic for us.
I guess I will need to make an appt at the local ATT store in a week to get on a new 5G plan from my current 4G one to take advantage of the coming speeds.
Click to expand...
Click to collapse
I flashed my unlocked Note 10 plus and didnt get wifi calling, visual voicemail, VOLTE.....only reason I am up grading is to get an ATT version, and to skip all the hassle of an unlocked version. Never again.
pdagal said:
I'm not a gent, but I doI have the Note 20 Ultra in for review and am using it with an AT&T SIM. VoLTE works, no option for WiFi calling.
Click to expand...
Click to collapse
Could you tell me more. I have the US unlocked note 20 ultra, I put an AT&T sim in (from my note 9 unlocked) and I can't find an option to turn on wifi calling. I pretty much gave up on feature like this, because I would rather have the unlocked phone, but if it works now maybe I am missing something.
Thanks
Sent from my Samsung SM-N960U1 using XDA Labs

Will I get T-Mobile OTA Updates If I switch Carriers?

I purchased my OnePlus 7 Pro from T-Mobile. I am switching over to AT&T today. My question is, since I am switching to a different carrier, will i still be receiving OTA Updates from T-Mobile since the phone contains their firmware/ROM version of OOS or will the updates be from OnePlus? All this may be moot if I decide to convert over to the international version, but I would still like to know.
You should switch to the international firmware. That way you get "ota" straight from oneplus and also get rid of the T-Mobile bloat thats on the phone.
https://www.xda-developers.com/t-mobile-oneplus-7-pro-international-firmware-install/
gunfan said:
You should switch to the international firmware. That way you get "ota" straight from oneplus and also get rid of the T-Mobile bloat thats on the phone.
https://www.xda-developers.com/t-mobile-oneplus-7-pro-international-firmware-install/
Click to expand...
Click to collapse
I actually already had it converted, then i had to go back to the T-Mobile firmware in order to SIM unlock my phone so I could switch carriers. I was considering staying with the T-Mobile firmware only because it's such a pain in the a$$ to have to install the backup and re-sign in on all my apps, and re-setup the phone. But the advantage of converting to international and getting updates right away is really making me lean towards reinstalling the international firmware. One thing I did notice though was that on the international version my 4G LTE signal lost signal frequently, but once I went back to the T-Mobile firmware I didn't lose signal as much, so I'm not sure what is going on with that. I don't know if anyone else has experienced weaker signal on the international version but it should definitely be addressed because I 100% was getting a weaker signal on the international version, that is part of the reason why I decided to switch to AT&T because I thought my T-Mobile coverage sucked, well it turns out that probably wasn't the case.

Convert to stock/Oneplus?

So I bought a OP7P recently, as my 6T died from a bad fall. It shows GM1925, as it was a Sprint carrier phone and concerted to T-Mobile. However, I have some issues with not being able to turn off wifi calling and getting messages (could be a google issue). Looking at the firmware, it shows 10.0.5.GM25CC, or tmobile firmware.
Is it possible to unlock and make this a fully stock phone as if from OP direct? I believe that would be international, but dont want to say the wrong thing here. It's been a while since I've rooted or messed with bootloader's and such.
As long as it works on US Tmobile I'd be good to go. Thanks for any help!
GiSS88 said:
So I bought a OP7P recently, as my 6T died from a bad fall. It shows GM1925, as it was a Sprint carrier phone and concerted to T-Mobile. However, I have some issues with not being able to turn off wifi calling and getting messages (could be a google issue). Looking at the firmware, it shows 10.0.5.GM25CC, or tmobile firmware.
Is it possible to unlock and make this a fully stock phone as if from OP direct? I believe that would be international, but dont want to say the wrong thing here. It's been a while since I've rooted or messed with bootloader's and such.
As long as it works on US Tmobile I'd be good to go. Thanks for any help!
Click to expand...
Click to collapse
Sprint MSMDownloadTool (UnBrick)
After lots of fighting with OnePlus about this, I finally managed to get my hands on the MSMDownloadTool and drivers for the Sprint variant of the OnePlus 7 Pro 5G. USE THIS AT YOUR OWN RISK! To be honest, I was EXTREMELY tired while writing...
forum.xda-developers.com
Back to sprint
pit2s said:
Sprint MSMDownloadTool (UnBrick)
After lots of fighting with OnePlus about this, I finally managed to get my hands on the MSMDownloadTool and drivers for the Sprint variant of the OnePlus 7 Pro 5G. USE THIS AT YOUR OWN RISK! To be honest, I was EXTREMELY tired while writing...
forum.xda-developers.com
Back to sprint
Click to expand...
Click to collapse
Back to Sprint, then to international? Still not clear on what I'm looking at there.
Bump for any ongoing help. Still having issues with MMS when on WiFi and "unable to establish data connection" on WiFi as well (not always, which is the strange part). I also can't adjust my APN or turn on/off Vowifi/LTE.

Samsung galaxy 2 fold at&t Change Carrier

Hi
Have Samsung galaxy 2 fold at&t unlock
Can I change Carrier from att to t-mobile I flashing T-Mobile firmware or can I just Flash csc??
if your phone is sim-unlocked, once you insert a t-mobile simcard it will change the phone to t-mobile. no need to flash anything.
Stalix said:
if your phone is sim-unlocked, once you insert a t-mobile simcard it will change the phone to t-mobile. no need to flash anything.
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Click to collapse
Yes, it works for making phone calls, texts, even 5g. But you won't get OTA updates. At least that's what I was told. I'm typing from a purchased AT&T unlocked Fold 2, with a TMobile sim inside. It works fine, just no updates. Still on One UI 2.5, and android 10. I'm actually here hoping to change this by flashing a TMobile rom. I did a little research last night, and it seems a little scary with the danger of bricking the phone. Back in the PPC hayday of flashing roms, I was all over it. I even flashed a few roms on my s6 years ago, so I have some experience with Odin, but it still seems nerve wracking because I can't return this phone if I brick it. Bought it used.
vinscuzzy said:
Yes, it works for making phone calls, texts, even 5g. But you won't get OTA updates. At least that's what I was told. I'm typing from a purchased AT&T unlocked Fold 2, with a TMobile sim inside. It works fine, just no updates. Still on One UI 2.5, and android 10. I'm actually here hoping to change this by flashing a TMobile rom. I did a little research last night, and it seems a little scary with the danger of bricking the phone. Back in the PPC hayday of flashing roms, I was all over it. I even flashed a few roms on my s6 years ago, so I have some experience with Odin, but it still seems nerve wracking because I can't return this phone if I brick it. Bought it used.
Click to expand...
Click to collapse
@vinscuzzy I feel you because I understand what you're going through. I used to flash my devices back in the day. I haven't flashed or rooted in a long time but like you, I also have an unlocked AT&T branded Z Fold2. It seems easy enough. Any reason why you would install the T-Mobile firmware rather than the U1 Unlocked version?
HoOnZ said:
@vinscuzzy Any reason why you would install the T-Mobile firmware rather than the U1 Unlocked version?
Click to expand...
Click to collapse
Theoretically I would think the unlocked version would be better because when theres an update, I'm guessing, we wouldn't have to wait for the carriers to do their stuff to it. But I'm not 100% sure if that's how it works anymore. The last truly unlocked phone I had was a Nokia 1520.3, with windows mobile, and it was great, BUT if I remember correctly I had trouble with wifi calling, visual voicemail, and tethering. I actually asked @zimgir124 the same thing in the other thread about which one is more beneficial, but haven't heard back yet.
Well, I just found another thread on how we can go back to AT&T in case we need to.
If it's running well now I would not be concerned with updates. You could well end up with a less functional device by updating.

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