Beware of zv9 update - LG G Flex 2

As the title states.
If you dont want to break LTE with band 4 (1700/2100) AWS band dont update to ZV9.
 @randrew87 and myself tested the root on zv9 and tried to activate band 4 and it gives an error.
Network states as "LG" in /SETTINGS/ABOUT/NETWORK.
It would seem like data works but no calls.
Can anyone else confirm this behavior?

Alex_XV6700 said:
As the title states.
If you dont want to break LTE with band 4 (1700/2100) AWS band dont update to ZV9.
@randrew87 and myself tested the root on zv9 and tried to activate band 4 and it gives an error.
Network states as "LG" in /SETTINGS/ABOUT/NETWORK.
It would seem like data works but no calls.
Can anyone else confirm this behavior?
Click to expand...
Click to collapse
take a look here

randrew87 said:
take a look here
Click to expand...
Click to collapse
Already checked that out I will try in a bit bro!
Thanks for the prompt possible fix!

Alex_XV6700 said:
As the title states.
If you dont want to break LTE with band 4 (1700/2100) AWS band dont update to ZV9.
@randrew87 and myself tested the root on zv9 and tried to activate band 4 and it gives an error.
Network states as "LG" in /SETTINGS/ABOUT/NETWORK.
It would seem like data works but no calls.
Can anyone else confirm this behavior?
Click to expand...
Click to collapse
I just got the phone a few days ago and it did grab this update Tuesday Dec 1 2015. My phone is unrooted (for now) and zv9 works fine other than the display brightness sucks now and the battery goes down faster.

Is this for the Sprint model??
Sent from my LG-H950 using Tapatalk

Yes sir

I have the AT&T version running the 5.1.1 PR ROM. Is there a similar way to enable band 12 on that, which otherwise fails?

sdaddy said:
I have the AT&T version running the 5.1.1 PR ROM. Is there a similar way to enable band 12 on that, which otherwise fails?
Click to expand...
Click to collapse
It seems that H950 model does not include that band 12.
Only sprint model has it. :fingers-crossed:

There is a working way for 4G LTE on T-Mobile via Band 4 with ZV9 update now! - http://forum.xda-developers.com/g-flex2/help/sprint-lg-g-flex-2-zv9-root-update-t-t3269775

delete

Related

about D820 and D821

1) I'm not from US but if I get US version of nexus 5, is the only thing not working 4G?? or is there any problem with other connections??
2) If 4G is the only thing not working ,will flashing baseband fix it?? just wondering
wong93 said:
1) I'm not from US but if I get US version of nexus 5, is the only thing not working 4G?? or is there any problem with other connections??
2) If 4G is the only thing not working ,will flashing baseband fix it?? just wondering
Click to expand...
Click to collapse
1. Only 4G will not work, no other connection problems.
2. That will not help, LTE bands are pre-determined (hardware) and cannot be changed.
gee2012 said:
1. Only 4G will not work, no other connection problems.
2. That will not help, LTE bands are pre-determined (hardware) and cannot be changed.
Click to expand...
Click to collapse
thanks a lot !:fingers-crossed:

How to get 4G LTE to work with XT925?

Hi,
I just change provider to AT&T using my XT925. I don't see the 4G LTE logo. How do I know it is actually working?
chiquito3 said:
Hi,
I just change provider to AT&T using my XT925. I don't see the 4G LTE logo. How do I know it is actually working?
Click to expand...
Click to collapse
Could someone tell me how to enable LTE in the XT925 on AT&T using stock rom or with any other rom? All I get is H+
Which country did you get your phone from? It may not support the AT&T LTE bands...
Sumanji said:
Which country did you get your phone from? It may not support the AT&T LTE bands...
Click to expand...
Click to collapse
It is from Claro PR and the box says it is 4G LTE.
I only get H+ at less than 7 Mbps down and no more than 1mbps up. With my S4 I get between 6 to 22 mbps down and 5 to 12 up.
Any Idea what could be the problem. I'm using the stock ClaroPR firmware posted here and all I get is H+.
Any one there that could help me?
chiquito3 said:
Any one there that could help me?
Click to expand...
Click to collapse
Hello, try 'notification toggle.apk', to force 'up or down' the 2g-3g-4g !
chiquito3 said:
Any one there that could help me?
Click to expand...
Click to collapse
Claro LTE works on 07 band (2600 MHz) and AT&T works on 04 band (1700 MHz).
Regards
RJ
Yeah there are basically two versions of the GSM LTE RAZR HD - one supports 700 / 1700 / 2100 and I think is only available in Canada, whilst the other version supports 800 / 1800 / 2600, and is available in Lat Am and Europe.
Sounds like you have the second version, which as rafjak says, will not work with either T-Mobile or AT&T LTE
You can't use LTE, it's not compatible.
Vicious1984 said:
You can't use LTE, it's not compatible.
Click to expand...
Click to collapse
Too bad!
Thanks for clarifying that!
But can this issue be resolved flashing other modem?
chiquito3 said:
But can this issue be resolved flashing other modem?
Click to expand...
Click to collapse
Just flash a rom with the correct modem. I dont which one has the correct ones for at&t.
Or you can always flash a custom rom.
Sometime ago i was using brazils jellybean when i live in mexico. I just added mexicos modem files to the brazil rom.
Sent from my RAZR HD using Tapatalk
hugodefcon said:
Just flash a rom with the correct modem. I dont which one has the correct ones for at&t.
Or you can always flash a custom rom.
Sometime ago i was using brazils jellybean when i live in mexico. I just added mexicos modem files to the brazil rom.
Sent from my RAZR HD using Tapatalk
Click to expand...
Click to collapse
I'm a little confused now! So does that mean that the problem could be fixed flashing other modem? If that is correct could some one point out which one should I use to work with At&t 4G LTE?
chiquito3 said:
I'm a little confused now! So does that mean that the problem could be fixed flashing other modem? If that is correct could some one point out which one should I use to work with At&t 4G LTE?
Click to expand...
Click to collapse
If the only problem is not having lte then yes.
The modem is flashed since the beggining. So you would need to reflash you rom.
You extract the modem file from what ever rom has the correct file had replace the one youre using. Or simply flash a rom with the correct modem file.
I had the brazil retail rom since it is bloatless from the get go.
Sent from my RAZR HD using Tapatalk
hugodefcon said:
If the only problem is not having lte then yes.
The modem is flashed since the beggining. So you would need to reflash you rom.
You extract the modem file from what ever rom has the correct file had replace the one youre using. Or simply flash a rom with the correct modem file.
I had the brazil retail rom since it is bloatless from the get go.
Sent from my RAZR HD using Tapatalk
Click to expand...
Click to collapse
Well I can tell that with At&t as provider I get H+ with data.
Can any one confirm if I could get LTE by flashing other modem and what modem should I use?
I just downloaded and tried Rogers Canada Modem and it did not work. All I still get is H+.
I'm using a Fido RAZR HD (original, not reflashed), and it works fine on T-Mobile LTE (same bands at AT&T I think).
Are you sure you have an LTE-capable SIM card? And also your plan includes LTE access? Are you using a direct AT&T plan, and not an MVNO (e.g. Aio).
Su
Sumanji said:
I'm using a Fido RAZR HD (original, not reflashed), and it works fine on T-Mobile LTE (same bands at AT&T I think).
Are you sure you have an LTE-capable SIM card? And also your plan includes LTE access? Are you using a direct AT&T plan, and not an MVNO (e.g. Aio).
Su
Click to expand...
Click to collapse
Yes I'm sure I have LTE card and plan. I understand that T-Mobile Band is completely different from AT&T band... or am I incorrect?
I found this on Wikipedia and it seems that they are not so different. Can someone explain this to me?
Operator Country Frecuency (MHz) Band
AT&T Puerto Rico 700 c 17
AT&T Puerto Rico 1700 d e 4
Claro PR (PRTC) Puerto Rico 700 b 17
T-Mobile PR Puerto Rico 1700 f 4
So, I have LTE that only works on AT&T frequencies... I need it to work on the Europe frequencies 800/1800/2600. Is there a way I can change the modem files without reflashing? I got root, but locked bootloader... :s
I have the same issue. I have phone from Claro PR but I am from Europe. The LTE does not working due to wrong frequency.
Should I upload a new modem driver ? or should I flash my phone ? What is less harmful for my phone
My phone is rooted and I have unlocked bootloader.

International Data Icon & Sign on Stock lollipop

Anyone do it yet? Was really wanting to go with Lollipop but a few of the AT&T crap including the Signal Bars is so annoying!
Ive done build prop changes before on Samsung phones to change this, anyone do this on there D850?
There are options for this if you're rooted and have xposed installed. You lose the "false" signal bars that AT&T does to show more signal than you really have though I think.
hyelton said:
Anyone do it yet? Was really wanting to go with Lollipop but a few of the AT&T crap including the Signal Bars is so annoying!
Ive done build prop changes before on Samsung phones to change this, anyone do this on there D850?
Click to expand...
Click to collapse
Oops
http://forum.xda-developers.com/lg-g3/general/build-prop-data-icons-lte-t2825893. This works on lollipop. Changes data icons an adds brightness/volume sliders
lg d850 lollipop
flashed lollipop stock with twrp .
affter flashing phone signal is droping and sometimes goes to no service
.any idea what is wrong
fahadsaleem said:
flashed lollipop stock with twrp .
affter flashing phone signal is droping and sometimes goes to no service
.any idea what is wrong
Click to expand...
Click to collapse
Your Hijacking a thread..
Did you flash the lollipop modem?
hyelton said:
Your Hijacking a thread..
Did you flash the lollipop modem?
Click to expand...
Click to collapse
@hyelton could you change the 4g/LTE icon? I followed the instructions to change build.prop and any of the combinations worked. for me. D855P, Lollipop Stock V20I + root.
International Data Icon & Sign on Stock lollipop
vassagout said:
could you change the 4g/LTE icon? I followed the instructions to change build.prop and any of the combinations worked. for me. D855P, Lollipop Stock V20I + root.
Click to expand...
Click to collapse
What do you mean? If you have a D855 there should be no reason to change it as you should already have them.
Sent from my iPhone using Tapatalk
hyelton said:
What do you mean? If you have a D855 there should be no reason to change it as you should already have them.
Sent from my iPhone using Tapatalk
Click to expand...
Click to collapse
I have 4G icon, I would like to have LTE Icon instead.
vassagout said:
I have 4G icon, I would like to have LTE Icon instead.
Click to expand...
Click to collapse
The method I was using was to remove the AT&T 4G/LTE icons. To make it like the international versions as the AT&T version has completely different ones.
You could try using CA as the region to get LTE
Sent from my iPhone using Tapatalk
hyelton said:
The method I was using was to remove the AT&T 4G/LTE icons. To make it like the international versions as the AT&T version has completely different ones.
You could try using CA as the region to get LTE
Sent from my iPhone using Tapatalk
Click to expand...
Click to collapse
@hyelton I already did it. I tried the following:
ro.build.target_county: CA
ro.build.target_operator: TLS
ro.build.target_county: US
ro.build.target_operator: TMO
I rebooted my phone, check the build.prop, changes already were there, but I have the same 3G , 4G icons. It never changed to LTE or 4GLTE Icon. Any suggestion?
vassagout said:
@hyelton I already did it. I tried the following:
ro.build.target_county: CA
ro.build.target_operator: TLS
ro.build.target_county: US
ro.build.target_operator: TMO
I rebooted my phone, check the build.prop, changes already were there, but I have the same 3G , 4G icons. It never changed to LTE or 4GLTE Icon. Any suggestion?
Click to expand...
Click to collapse
Maybe it's not actually saving? Some build.prop tools don't actually change right. Maybe try another tool?
Sent from my iPhone using Tapatalk
vassagout said:
@hyelton I already did it. I tried the following:
ro.build.target_county: CA
ro.build.target_operator: TLS
ro.build.target_county: US
ro.build.target_operator: TMO
I rebooted my phone, check the build.prop, changes already were there, but I have the same 3G , 4G icons. It never changed to LTE or 4GLTE Icon. Any suggestion?
Click to expand...
Click to collapse
did you get solution to your problem.. I am having thesame issue too..
I do know for a fact that I am getting lte because when I installed CM rom lte symbols comes back...But for stock or cloudyg3 rom, I only get the 3G,H, and 4G symbol
all you need is to change build.prop carrier to "TLS" and the coutry code to "CA" and it will have 3g/4g/LTE icons
you can use root explorer. mount r/w then long press build.prop, open with text editor and then edit as said above. it will save a copy of original automatically in case you need to restore the original.

What is the unlocked G920T?

Best Buy sells an unlocked version of the G920T - http://goo.gl/bk4ukE
It's not T-Mobile. It's unlocked and has no carrier bloat - just the usual Samsung stuff. It shows "4G" for LTE. (Edit: Correction - after the OTA referenced below, it shows H+ and LTE)
It came with 5.1.1 out of the box, build ending in COG3.
It had a 272mb software update immediately available that took it up to the build ending in COK1 and added the Android Security Patch Level line showing 2015-11-01.
Just curious how this model fits into the other unlocked models (f, i, etc.). Did Samsung simply take the T-Mobile model and sell a variant unlocked with no T-Mobile influence?
Sorry to bump this but I'm seeing a few more of these in the wild now and trying to figure it out. It's gotta have the same internals as the T-Mobile variant since the model number is the same, I'm assuming anyway? The full model is SM-G920TZKAX, but the packaging and phone just shorten it to T. The T-Mobile model is SM-G920TZDATMB. I guess knowing what the letters after G920T mean would be helpful.
From what I've read it appears to be a unlocked version of the T-Mobile variant. Can't find much information about it.
I purchased the unlocked version from Best Buy yesterday for $450. Rooted it and could not be happier.
Sent from my SM-G920T using XDA Forums Pro.
grneyez said:
From what I've read it appears to be a unlocked version of the T-Mobile variant. Can't find much information about it.
I purchased the unlocked version from Best Buy yesterday for $450. Rooted it and could not be happier.
Sent from my SM-G920T using XDA Forums Pro.
Click to expand...
Click to collapse
What method did you use? I'm concerned about doing any mods due to not having the right software to flash back to (which we don't have right?).
I used the follow root method:
http://forum.xda-developers.com/galaxy-s6/general/galaxy-s6-root-5-1-1-variants-t3147074
As for going back to stock, you can always use smart switch, or ODIN back to stock rom.
jntdroid said:
What method did you use? I'm concerned about doing any mods due to not having the right software to flash back to (which we don't have right?).
Click to expand...
Click to collapse
grneyez said:
I used the follow root method:
http://forum.xda-developers.com/galaxy-s6/general/galaxy-s6-root-5-1-1-variants-t3147074
As for going back to stock, you can always use smart switch, or ODIN back to stock rom.
Click to expand...
Click to collapse
It's been so long on a Samsung device... no idea what smart switch is. Need to do some reading to get caught up. Thx
Smart Switch replaced Samsung Kies, which replaced Odin. Welcome
Sent from my SM-G920T using XDA Forums Pro.
I just bought this yesterday as an open box for $380. I was worried that is wouldn't have LTE band 17 for AT&T as the normal 920T is listed as missing this band. The Best Buy version does have band 17 and I'm connected on it now. Very happy with the phone so far.
rzracer2 said:
I just bought this yesterday as an open box for $380. I was worried that is wouldn't have LTE band 17 for AT&T as the normal 920T is listed as missing this band. The Best Buy version does have band 17 and I'm connected on it now. Very happy with the phone so far.
Click to expand...
Click to collapse
How can you tell what bands it has?
jntdroid said:
How can you tell what bands it has?
Click to expand...
Click to collapse
I downloaded LTE Discovery from the play store and it tells you what band you are connected to.
---------- Post added at 05:32 PM ---------- Previous post was at 05:07 PM ----------
rzracer2 said:
I downloaded LTE Discovery from the play store and it tells you what band you are connected to.
Click to expand...
Click to collapse
you can also see the specs for the phone on Samsung's website. http://www.samsung.com/us/mobile/cell-phones/SM-G920TZKAXAR
4G FDD LTE: B1(2100), B2(1900),B3(1800),B4 (AWS),B5(850),B7(2600),B12(700),B17(700),B20(800)
Firmware?
Love the phone with no carrier bloatware, would have preferred 64GB but I can make due. I would like to root it but not without having factory firmware to fall back on. Even though it's a 920T it's has no T-Mobile apps so I'm pretty sure I can't load a T-Mobile ROM on it. If anyone runs across formware for a SM-G920TZKAXAR PLEASE let us know. TIA
Does this work with Samsung Pay?
Has anyone tried getting this to work with Samsung Pay? I saw on a Slickdeals thread that it will not work ... would love confirmation.
Also, and I know this is a very, very slight chance anyone will know this, but -- will this work with my old, granfathered T-Zones data plan?
diznanl said:
Has anyone tried getting this to work with Samsung Pay? I saw on a Slickdeals thread that it will not work ... would love confirmation.
Also, and I know this is a very, very slight chance anyone will know this, but -- will this work with my old, granfathered T-Zones data plan?
Click to expand...
Click to collapse
Samsung pay is working on mine
Sent from my SM-G920T using Tapatalk
i bought this phone too and im att network. do i use tmobile or att for mods?
Yes
rzracer2 said:
Love the phone with no carrier bloatware, would have preferred 64GB but I can make due. I would like to root it but not without having factory firmware to fall back on. Even though it's a 920T it's has no T-Mobile apps so I'm pretty sure I can't load a T-Mobile ROM on it. If anyone runs across formware for a SM-G920TZKAXAR PLEASE let us know. TIA
Click to expand...
Click to collapse
Yes. You can load T-Mobile firmware onto it. You just get all the TMobile extra stuff. Thats the same "unlocked" model sold by Rent A Center.
Marshmallow now available
I'm on sm-g920tzkaxar. Marshmallow is downloading on my phone right now!... See attached.
Thanks,
diznanl
diznanl said:
I'm on sm-g920tzkaxar. Marshmallow is downloading on my phone right now!... See attached.
Thanks,
diznanl
Click to expand...
Click to collapse
Anyone get 7.0 running on g920tzkaxar yet?
knightboy09 said:
Anyone get 7.0 running on g920tzkaxar yet?
Click to expand...
Click to collapse
I'm also curious about this.
Sent from my SM-G920T using Tapatalk
Bump?
Sent from my SM-G920T using Tapatalk
grobillard said:
Bump?
Click to expand...
Click to collapse
Currently this variant is awaiting official upgrade, most nougat roms are not going to work fully as call audio is broken, you may need to wait till official update is released to have all functions.

Using apps that require root

I'm considering getting the s7, but after hearing about the bootloader issue I had a few questions. I use Titanium backup, Pandora cracked, and lux, and I was wondering how being unable to root has affected anyone else?
itsLYNDZ said:
I'm considering getting the s7, but after hearing about the bootloader issue I had a few questions. I use Titanium backup, Pandora cracked, and lux, and I was wondering how being unable to root has affected anyone else?
Click to expand...
Click to collapse
If you get a s7 get a international version then you can root and not worrie about any of them problems
broyza said:
If you get a s7 get a international version then you can root and not worrie about any of them problems
Click to expand...
Click to collapse
But if the international version doesn't have the hardware for the US, he's ****ed. And I've heard VoLTE and B12 doesn't work on the international version.
International isn't an option. Need to get it thru tmobile for the monthly payments.
How would I know what international version to get that will work with my Tmobile US service?
itsLYNDZ said:
How would I know what international version to get that will work with my Tmobile US service?
Click to expand...
Click to collapse
Just make sure it has the correct LTE bands for the USA which I'm pretty sure all the international phones have the same bands. I use a 930F on ATT and it works great!
Sent from my SM-G935F using XDA-Developers mobile app
How would I know what bands I would need? I have Tmobile, could someone help me find the right version?
itsLYNDZ said:
How would I know what bands I would need? I have Tmobile, could someone help me find the right version?
Click to expand...
Click to collapse
Any of these will work.
http://www.ebay.com/sch/i.html?_fro...TRC0.H0.XSM-G930F.TRS0&_nkw=SM-G930F&_sacat=0

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