[q] Verizon G3 Owners some questions - Verizon LG G3

Hey guys I bought this Verizon G3 for a friend he wants to give it to his family in Europe.
I downgraded to 23C so far and want to install TWRP etc. On T-Mobile G3 it's much easier as just rooting and using TWRP manager and flashing whatever I want.
Anyways after I flash TWRP I can use any rom I want ? or the rom has to be specific for bootloader for example? on T-Mobile G3 I could flash pretty much any rom but one stock where I needed to flash modem+bootloader,then it worked fine.
Also if it safe to unlock the LTE bands? since the phone would be used in Europe that would be very nice to have European LTE bands.
Thanks!

Related

[Q] Unlocked AT&T S5 on T-Mobile

I recently unlocked and rooted my AT&T Galaxy S5 to use on T-Mobile network. However I still have AT&T firmware on the phone, and I'd really like to flash cyanogenmod, or at at the very least stock T-Mobile. Is there any way to do this? Thanks in advance!
Demeos said:
I recently unlocked and rooted my AT&T Galaxy S5 to use on T-Mobile network. However I still have AT&T firmware on the phone, and I'd really like to flash cyanogenmod, or at at the very least stock T-Mobile. Is there any way to do this? Thanks in advance!
Click to expand...
Click to collapse
Don't know if there is a Cyogenmod available for your model (SM-G900A) but there is an AllianceRom which is built off the T-mobile SM-G900T firmware which will work on the AT&T S5. However, since that version of the S5 has a locked bootloader you will need to use Safestrap Recovery instead of TWRP. You might want to look among the threads in the AT&T S5 area of this forum for more information and maybe ask your question there. I brought my unlocked AT&T S5 over to T-mobile and used it for a few months before getting a T-mobile S5. AT&T stock s5 firmware worked fine. I also did try out AllianceRom on that phone briefly but stick with stock. I don't think rom slots ever got fixed on Safestrap so only the stock rom slot could be used for flashing which is one of the reasons I chose to stick with stock on that phone.
..

Need info on LG G2 D800 ATT on MetroPCS

Hi, I bought an ATT Unlocked D800 LG G2. I am using it on the MetroPCS network and all features work. I have 4G LTE working well. I dont want the ATT Firmware on it. Is there a way I can install the MetroPCS Firmware on it? or Tmobile Firmware? I want to do this so I ca get the WiFi calling feature and other MetroPCS apps that are not on the ATT Firmware.
I have the LG flash tool installed but when I try to flash my G2 D800 with the Tmobile D801 Firmware it gives me an error. Ive been reading everywhere but cant find an answer. Any help would be appreciated.
Thanks G..
warduke said:
Hi, I bought an ATT Unlocked D800 LG G2. I am using it on the MetroPCS network and all features work. I have 4G LTE working well. I dont want the ATT Firmware on it. Is there a way I can install the MetroPCS Firmware on it? or Tmobile Firmware? I want to do this so I ca get the WiFi calling feature and other MetroPCS apps that are not on the ATT Firmware.
I have the LG flash tool installed but when I try to flash my G2 D800 with the Tmobile D801 Firmware it gives me an error. Ive been reading everywhere but cant find an answer. Any help would be appreciated.
Thanks G..
Click to expand...
Click to collapse
Sorry to ask but, how did you manage to get 4G LTE from Metro on your D800? I am about to purchase an unlocked secondhand one but I want to make sure I will get 4G speeds with my current plan ($40 Most Affordable).

4g open bands with non stock rom

Hello,
I bought a refubnished lg g3 from ebay and by a mistake got a verizon vs985 version instead of d855.
now, i was able to open other 4g bands on stock rom using verizon hidden menu,
but is there a way to open 4g lte bands on custom rom?
or there is any custom rom that all 4g bands are open?
or some steps im able to do that finally i will get a custom rom with 4g bands open?
Thanks a lot!
No I don't think so, from what I've read.
I pretty sure it is possible.
when i got the phone it was rooted with custom rom and 4g, though it was a bad custom rom so i replaced it.
More than that, i've seen a video in youtube that parandroid rom open 4g bands with the g2 vs980. so maybe an AOSP rom will do the job, but im not sure which one of them.
anyone?
thanks
what about this one:
http://forum.xda-developers.com/galaxy-s5/general/how-to-add-rf-lte-frequency-bands-to-t2886059
according to the guide it will enable open 3g and 4g bands.
someone has tried it?
http://forum.xda-developers.com/showthread.php?t=2968059
This thread has about the same details but it was easier for me to follow. I did successfully add all bands to a vs985. Proven by having access to band 12 with a T-Mobile SIM in my screenshot.
thanks for sharing your experience.
Can you let us know what rom are you using?
what kernel?
Thanks!
Kernal and ROM do not matter for this method.

flash the t-mobile firmware to the verizon lg g5

Hi, could I flash the t-mobile firmware file or rom to the verizon lg g5? I switched to t-mobile, and am able to use the verizon phone, but lte drops to 3g for calls and lots of the time data shows up as hspa when I check the icon. If it can be done, please explain how. Thanks in advance.
No you can't flash the T Mobile firmware.
other firmwares beeing flashed on different lg g5's
So, there is no way to flash different firmwares on the verizon model, just other ones. Is this because the bootloader is locked? How can people flash a different region firmware on some of the models?
I to am curious on this, i have called LG and was told that the only difference between the T-Mobile and the Verizon LG G5, was software based, and that their was no hardware differences at all.
If that is true, why would we not be able to flash the T-Mobile rom onto our verizon phone?
DO NOT ATTEMPT THIS OR YOU WILL BRICK YOUR PHONE BEYOND ANY REPAIR. It has been said MANY times before, google it first
gigawatt said:
Hi, could I flash the t-mobile firmware file or rom to the verizon lg g5? I switched to t-mobile, and am able to use the verizon phone, but lte drops to 3g for calls and lots of the time data shows up as hspa when I check the icon. If it can be done, please explain how. Thanks in advance.
Click to expand...
Click to collapse
The hardware is essentially different... Has nothing to do with locked bootloader, u could still use LGUP to flash regardless but it would likely brick your phone. Drops to 3g because of the bands used, there may be a workaround but it's unlikely.

Is there a way to rebrand the Korean V300K to the European H930DS?

Hi,
I recently got the V30+ for a really cheap price but I got the Korean KT version. So my question is if it's possible to rebrand it to the open European version?
Thanks for your answers.
kickmeifucan said:
Hi,
I recently got the V30+ for a really cheap price but I got the Korean KT version. So my question is if it's possible to rebrand it to the open European version?
Thanks for your answers.
Click to expand...
Click to collapse
No unless you want a brick...
kickmeifucan said:
Hi,
I recently got the V30+ for a really cheap price but I got the Korean KT version. So my question is if it's possible to rebrand it to the open European version?
Thanks for your answers.
Click to expand...
Click to collapse
The word you are looking for is not re-brand but convert. You want to convert it to H930.
You could do it with custom LGUP file -- convert one V30 variant to another -- but you would lose cellular connectivity and would at most only have Wi-Fi. There are people who do this for development reasons, convert one variant to another, but it's only on temporary basis while they do what's needed -- then they flash it back. With the V20 one dev created a method to flash to another variant firmware that wasn't patched yet for Dirty Santa. They were able to convert AT&T V20 to another V20 model, unlock bootloader, install TWRP -- then use that TWRP to flash back to TWRP-flashable zipped AT&T firmware, and still retain unlocked bootloader and TWRP custom recovery.
During that time the AT&T V20 was "temporarily" recognized as another V20, their SIM card didn't work, they had no cellular connectivity -- but they still had Wi-Fi and could sideload stuff.
This is actually a method being considered to root the T-mobile H932 V30:
https://forum.xda-developers.com/showpost.php?p=75196964&postcount=296
But it won't help you, because it's only meant to be a temporary stage. You would lose important functionality.

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