Flash T-Mobile to Global OS - OnePlus 8T Questions & Answers

Hi expert here,
I just purchased a Oneplus 8T KB2007 (T-Mobile variant) with KB09CB OS. It doesn't seem to be carrier locked as I can use other carriers with it. Anyone can link me a guide how to flash the firmware to KB05AA version?
Thanks in advance.

Related

Does the model of the phone matter?

On eBay someone is selling Oneplus 7 Pro GM1910 (china version) but they state that it is T-Mobile unlocked.
Does this mean it is just a chinese model with international-ROM installed?
Will this work on USA GSM mobile carriers?
Will I have any trouble with bootloader unlocking/custom recovery/custom ROMS which I would not have?
Is there any downside of this GM1910 (china version) over the normal Oneplus 7 Pro?
Thanks in advance for the help.
https://gyazo.com/10a322eaf74035836959a0e4ca3673eb
https://gyazo.com/010ea0c7a469647986980e65563d328b
thejug786 said:
On eBay someone is selling Oneplus 7 Pro GM1910 (china version) but they state that it is T-Mobile unlocked.
Does this mean it is just a chinese model with international-ROM installed?
Will this work on USA GSM mobile carriers?
Will I have any trouble with bootloader unlocking/custom recovery/custom ROMS which I would not have?
Is there any downside of this GM1910 (china version) over the normal Oneplus 7 Pro?
Thanks in advance for the help.
https://gyazo.com/10a322eaf74035836959a0e4ca3673eb
https://gyazo.com/010ea0c7a469647986980e65563d328b
Click to expand...
Click to collapse
I'd steer clear of it.
If it's a T-Mobile phone, there's a good chance that it's blacklisted due to an outstanding balance on the phone.
Another red flag :
Why doesn't the seller just sell the phone in the same condition (with the original firmware), regardless of which model it is?
If anything, they could offer to flash whatever firmware you'd like.
Guessing the price is too good to be true, but, if you're willing to take your chances, good luck.
Why not give Swappa a shot? You can ask the sellers directly any questions you'd like & I bet if you made a fair & reasonable offer, you'd get a better experience that whatever that deal is you presented here.
thejug786 said:
On eBay someone is selling Oneplus 7 Pro GM1910 (china version) but they state that it is T-Mobile unlocked.
Does this mean it is just a chinese model with international-ROM installed?
Will this work on USA GSM mobile carriers?
Will I have any trouble with bootloader unlocking/custom recovery/custom ROMS which I would not have?
Is there any downside of this GM1910 (china version) over the normal Oneplus 7 Pro?
Thanks in advance for the help.
https://gyazo.com/10a322eaf74035836959a0e4ca3673eb
https://gyazo.com/010ea0c7a469647986980e65563d328b
Click to expand...
Click to collapse
T-Mobile version is a 1915, the US unlocked version is a 1917.
Stay clear of anything that is not a US version if you are in the US.
While it may work, you will not be able to resell the device to a Verizon user because a 1910 will not work on Verizon.
My G1913(UK) works great in the US, full LTE speeds and VOLTE.
thejug786 said:
On eBay someone is selling Oneplus 7 Pro GM1910 (china version) but they state that it is T-Mobile unlocked.
Does this mean it is just a chinese model with international-ROM installed?
Will this work on USA GSM mobile carriers?
Will I have any trouble with bootloader unlocking/custom recovery/custom ROMS which I would not have?
Is there any downside of this GM1910 (china version) over the normal Oneplus 7 Pro?
Thanks in advance for the help.
https://gyazo.com/10a322eaf74035836959a0e4ca3673eb
https://gyazo.com/010ea0c7a469647986980e65563d328b
Click to expand...
Click to collapse
[GUIDE] OnePlus 7 Pro [Region] (MODEL) [Local Upgrade] (Wipe Cache) Battery drain
https://forum.xda-developers.com/oneplus-7-pro/help/oneplus-7-pro-region-model-variants-t4115051

Convert OP 8T Indian variant to EU

Greetings
I need your help with steps to change my OP8T Indian variant KB2001 to EU version.
Reason: bought it from Indian friend and I live in a different country.
Please advise.
Thanks
Just do a local update with a newer EU rom and it will be fine.
The Indian hardware probably won't support all the same 5G bands that a legit EU phone would though.

How to Install ColorOS (Any Android Version) on Oneplus 8T+ 5G (T-Mobile Carrier Version)?

I was given Oneplus 8T+ 5G (version of T-Mobile carrier). I converted to EU platform after reading Craznazn's post. But now I want Rom ColorOS on this device. Is there any way? I also hope Craznazn can make MSM Tool with ColorOS. How can I contact and donate to him? Take it as a support to motivate him to work for everyone. Thank you everyone for your attention.
You can upgrade and install the full package of hydrogen OS locally after converting to the EU version, and then download the full package of ColorOS12 for local upgrade again, but it seems that there will be a problem with charging, and the 65W warp charging full package cannot be activated. You can go here to download https:/ /yun.daxiaamu.com/

Question Oneplus

Hi everyone
My device Oneplus 9 TMobile le2117
After I'm update to global firmware
Device not found carrier!
What I do to fix this issues ?
Now I'm rollback to T-Mobile stock
By msm
Did you configure your APN settings?

Convert kebabt (on OOS 12) to kebab EU 13

Looking for an idiot proof guide to convert my KB2007 to a global or EU version? Been awhile since ive used oneplus Looks like things have changed a dit? and the guides I am seeign are over a year old. Any help would be appreciated
a Here are 8 threads. Please ask detailed questions in the 8t thread.
download EU version full ota and try local update
translate using google translate
Oops, looks like I was dumbfounded
Surely there should have been a t-mobile conversion thread in the 8t thread
Convert kb2007 (NA, T-Mobile) to kb2005 (NA, OnePlus) for dual sim dual volte/vowifi, possible?
I read some xda/reddit posts on this topic. It seems: - OOS 11 is the only option to stably run kb2005 (oneplus dual sim) firmware on kb2007 (tmobile single sim). And a dual sim card tray can be used so that the second sim works for volte/vowifi...
forum.xda-developers.com

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