[Q] UK 4G not working - LG Optimus G Pro

So far, managed to root my Korean F240L, still running 4.4.2 for now until there's a root for Lollipop. Haven't managed to see any 4G signal in the UK since I got it , get 3G sporadically but the reception is way worse than the same sim card in my old Nexus 4. Network is Giff Gaff (ie O2) , should I consider going for a UK baseband update ?

Right ok, since found out that the Korean version doesn't support UK 4G. Is it possible to change this ?

far0n said:
Right ok, since found out that the Korean version doesn't support UK 4G. Is it possible to change this ?
Click to expand...
Click to collapse
If the phone doesn't support the LTE bands your desired carrier offers, then no, you're boned.

Think I'm in a similar situation
Got an E986 from Germany running 4.4.2 KitKat (E98620a-EUR-XX), it works great on 3G in the UK but NO 4G at all on my Three 4G Sim card. Tried enabling it in the hidden phone menu - no joy.
I thought I would be able to get 4G working by rooting and re-flashing but by god I cannot get this thing rooted despite my best attempts from trying all the techniques on here
Thought if I downgraded to 4.1.2 then I would have better luck rooting, but can't seem to download a .kdz that isn't corrupted when I try the LG FlashTool

gr00veg0d said:
Think I'm in a similar situation
Got an E986 from Germany running 4.4.2 KitKat (E98620a-EUR-XX), it works great on 3G in the UK but NO 4G at all on my Three 4G Sim card. Tried enabling it in the hidden phone menu - no joy.
I thought I would be able to get 4G working by rooting and re-flashing but by god I cannot get this thing rooted despite my best attempts from trying all the techniques on here
Thought if I downgraded to 4.1.2 then I would have better luck rooting, but can't seem to download a .kdz that isn't corrupted when I try the LG FlashTool
Click to expand...
Click to collapse
You cant change the bands of a phone by flashing other things. If it doesnt work it most likely wont be able too.

Related

Rooted LG P935 need clarification about Network/Carrier Locking

So ive gone ahead rooted my P935 many times now quite simple to do. The question is its a Telus phone i'm with rogers, when i flash the v10f kdz i get origninal GB korean rom fully unlocked phone shows using rogers network. When then doing nitro hd unbrick guide and if i only DD the system.img file to install the att version p930 then do the battery pull factory reset my phone still is network unlocked. What i'm tryin to find out is which .img files baseband firmware etc would control this network lock, since when i tried to flash H!ONO v20c P930 cmw flashable ics leak my phone became network locked again. Ijust cant seem to straighten it all out , information overload .
That's very strange, flashing ROMs should not affect network lock. I'm using Bell P930 on Fido, I've flashed AT&T leak and Bell official ICS and neither have re-locked the phone. As long as the IMEI remains unchanged you should be able to use the original unlock code you received to unlock the phone again.
jekostas said:
That's very strange, flashing ROMs should not affect network lock. I'm using Bell P930 on Fido, I've flashed AT&T leak and Bell official ICS and neither have re-locked the phone. As long as the IMEI remains unchanged you should be able to use the original unlock code you received to unlock the phone again.
Click to expand...
Click to collapse
Interesting indeed would it be the v10f .kdz korean somehow. And heres the thing I have recieved no unlock code to unlock. And now am back to running the CM9.1 unlocked working on Rogers Network .
Aha! I figured it out. CM has your Rogers APN preconfigured. The official roms would not lol. I don't know why the SU640 rom was letting you connect. It really shouldn't because your firmware and baseband should be incorrect if you flash it. Anyway, APN has nothing to do with your phone being locked or not
w0095157, are you certain your phone was never carrier unlocked by someone? Did you purchase it brand new in box from a store?
drumist said:
w0095157, are you certain your phone was never carrier unlocked by someone? Did you purchase it brand new in box from a store?
Click to expand...
Click to collapse
brand new in box i swear, telus store,. must be a fluke. but it works id like to find more information on different radios modems, which may change service for me, but i was comparing this to what iphone 4 service was saying side b y side.
Yeah, that makes more sense. Unlock codes are $2 off of eBay, it's worth it just to make sure you don't have any hassles switching between ROMs.
Does LTE work on Rogers when using the Bell unlocked version (P930)?
I know you have to get an LTE Sim card and an LTE enabled plan, but before i buy on eBay and update my plan, i was wondering if the LTE band works on Rogers even if it is a Bell phone.
Yes, i have LTE in my area.
Cheers!
j1paque said:
Does LTE work on Rogers when using the Bell unlocked version (P930)?
I know you have to get an LTE Sim card and an LTE enabled plan, but before i buy on eBay and update my plan, i was wondering if the LTE band works on Rogers even if it is a Bell phone.
Yes, i have LTE in my area.
Cheers!
Click to expand...
Click to collapse
I don't live in Canada, but from what I'm able to find online, Rogers and Bell are using compatible LTE frequencies so it should work just fine.
It works!!!
w0095157 said:
So ive gone ahead rooted my P935 many times now quite simple to do....
Click to expand...
Click to collapse
:laugh:
So after trying million and 1 things I made it work! Baseband and firmware go together and I thought they contain the SIM/network lock so i tried changing them, but apparently all the versions i tried were locked too.... so since the Korean version is with unlocked SIM, why not change directly from it to Cyanogen build ??? Because the wifi is not working!!! and since i did not manage to fine how to install in while offline (CM or Clockworkmod) i flashed from the Korean version just the system.img and voila! I have unlocked SIM with working WIFI ... so putting CM after this was a breeze!
so:
1. flash to Korean V10F_00.kdz
2. root the phone
3.adb shell
su
dd if=/sdcard/system.img of=/dev/block/mmcblk0p27
should have unlocked SIM + everything else working on the ATT version which you can now install Clockworkmod and go for Cyanogen mod of your choice. i did cm-10-20121105-NIGHTLY-p930.zip - works great!
I have a p930 with at&t permanent locked network, I discovered too that the baseband of the korean version is unlocked, I made a thread about this but nobody commented or cared i think lol, you can install any rom you want but remove the baseband of the rom before install.
Dreven said:
:laugh:
So after trying million and 1 things I made it work! Baseband and firmware go together and I thought they contain the SIM/network lock so i tried changing them, but apparently all the versions i tried were locked too.... so since the Korean version is with unlocked SIM, why not change directly from it to Cyanogen build ??? Because the wifi is not working!!! and since i did not manage to fine how to install in while offline (CM or Clockworkmod) i flashed from the Korean version just the system.img and voila! I have unlocked SIM with working WIFI ... so putting CM after this was a breeze!
so:
1. flash to Korean V10F_00.kdz
2. root the phone
3.adb shell
su
dd if=/sdcard/system.img of=/dev/block/mmcblk0p27
should have unlocked SIM + everything else working on the ATT version which you can now install Clockworkmod and go for Cyanogen mod of your choice. i did cm-10-20121105-NIGHTLY-p930.zip - works great!
Click to expand...
Click to collapse
Ok I have a similar problem with an at&t Lp 930, did the unbrick guide to sim unlock with the korean baseband. While in the koream ROM sim was succesfully unlocked. But after following the guide, flashing to AT&T Gingerbread and installing ClockWork Mod, I flashed it to HO!NO! AT&T ICS CWM Flashable ROM once in ICS, I lost Sim Unlock and was back to: Network Locked on Phone.
So what your saying is to basically only flash the system.img after the korean ROM is on the phone and ignore the other images, then after flash to desired ROM with CWM?
And if so, if I flashed to HO!NO! At&t flash, would I still have Locked Network?
Thank You
vagrant00 said:
Ok I have a similar problem with an at&t Lp 930, did the unbrick guide to sim unlock with the korean baseband. While in the koream ROM sim was succesfully unlocked. But after following the guide, flashing to AT&T Gingerbread and installing ClockWork Mod, I flashed it to HO!NO! AT&T ICS CWM Flashable ROM once in ICS, I lost Sim Unlock and was back to: Network Locked on Phone.
So what your saying is to basically only flash the system.img after the korean ROM is on the phone and ignore the other images, then after flash to desired ROM with CWM?
And if so, if I flashed to HO!NO! At&t flash, would I still have Locked Network?
Thank You
Click to expand...
Click to collapse
replace everything but the baseband, that is how I did

Optimus G Pro KitKat 4.4.2 manual network search bug

Everyone,
I just updated my firmware to 4.4.2 via the LG software (South East Asia version). What I found out is that I can no longer manually search for telco network and pick the network of my choice. It will always present "No Networks Found" when I attempt to search. Auto network selection works fine. However, I need to search and select manual network due to the network alliance for data roaming.
I send my phone in to the service center and they tested it with different phones and found that it is consistent and they declare that it is a bug in the KitKat firmware. They downgraded my phone back to 4.1.2 and tell me that they will feedback the bug to the software team, however there is no commitment on when this will be fixed.
Please help me test the manual network search on your 4.4.2 and let me know if you face the same "No Networks Found" issue. I want to know if this is limited to the South East Asia version of the firmware or it is bigger.
Thank you.
I had this problem too. I was using the Singapore E988 and when I upgraded it to 4.4.2, the phone could not display the available telco networks in all modes (GSM, WCDMA, LTE...). Either it gives "no network found" or "error while searching for networks."
Tried resetting to factory numerous times and reinstalling 4.4.2, but it doesn't solve the problem.
I had to downgrade it back to 4.1.2 and everything is back to normal.
ap1913 said:
I had this problem too. I was using the Singapore E988 and when I upgraded it to 4.4.2, the phone could not display the available telco networks in all modes (GSM, WCDMA, LTE...). Either it gives "no network found" or "error while searching for networks."
Tried resetting to factory numerous times and reinstalling 4.4.2, but it doesn't solve the problem.
I had to downgrade it back to 4.1.2 and everything is back to normal.
Click to expand...
Click to collapse
Thanks for the confirmation. Hopefully LG will fix this in 4.4.2 so that we have a functioning KitKat to use on our phone.
Cheers!
ap1913 said:
I had this problem too. I was using the Singapore E988 and when I upgraded it to 4.4.2, the phone could not display the available telco networks in all modes (GSM, WCDMA, LTE...). Either it gives "no network found" or "error while searching for networks."
Tried resetting to factory numerous times and reinstalling 4.4.2, but it doesn't solve the problem.
I had to downgrade it back to 4.1.2 and everything is back to normal.
Click to expand...
Click to collapse
osprey23 said:
Thanks for the confirmation. Hopefully LG will fix this in 4.4.2 so that we have a functioning KitKat to use on our phone.
Cheers!
Click to expand...
Click to collapse
any solution for this bug?
rcorvo1 said:
any solution for this bug?
Click to expand...
Click to collapse
Nope. Not yet, at least for Singapore firmware. It is still the v20b created in May.
I think LG has decided that it is not worth the effort to fix this. I am stuck.
I am considering flashing my phone with KitKat firmware from Hong Kong or Malaysia, not sure if it is a viable option.
Are you also experiencing the same issue? Which firmware are you using?
Im in south Korea and my phone also shows no signal inside rooms, restaurant,ets.. im think it getting LTE signal only?..

Unlocked LG G2 LS980 Sim card trouble need help!

Hey guys!
Just moved to London and got a new sim card from Three (unlimited 4G ) and it's not working (works fine with SGS+). The phone is not detecting it. I was running stock 4.4.2, tried changing network types, tried all unlock methods (anyways, it was unlocked before), tried reinstalling the whole system and it didn't help. To make sure it's not the unlocking problem I switched to Cloudy 2.2 and still have the same problem. Although the phone is detecting other networks (Vodafone, O2 etc) but not "Three", and it's detecting my phone number right.
How to solve the problem and make it work?
Tech info:
LG LS980 (Sprint) (ZVE)
Baseband:
M8974A-AAAANAZM-2.0.20046
Kernel:
3.4.102
ArthurBlack said:
Hey guys!
Just moved to London and got a new sim card from Three (unlimited 4G ) and it's not working (works fine with SGS+). The phone is not detecting it. I was running stock 4.4.2, tried changing network types, tried all unlock methods (anyways, it was unlocked before), tried reinstalling the whole system and it didn't help. To make sure it's not the unlocking problem I switched to Cloudy 2.2 and still have the same problem. Although the phone is detecting other networks (Vodafone, O2 etc) but not "Three", and it's detecting my phone number right.
How to solve the problem and make it work?
Tech info:
LG LS980 (Sprint) (ZVE)
Baseband:
M8974A-AAAANAZM-2.0.20046
Kernel:
3.4.102
Click to expand...
Click to collapse
MAY BE IT WILL NOT WORK FOR YOUR ZVE AS THIS IS FOR ZVC & ZVC
Arthur you need to follow this link http://forum.xda-developers.com/showthread.php?t=2596175 and do a little lot of work there and for your ZVE you may also need some more trick to root your device as this post covers ZVC & ZVD only. So i think some of the files are always the same in build updates as we are not moving toward modem or recovery so i just wanted to help may be it can't at all.
talvigi said:
MAY BE IT WILL NOT WORK FOR YOUR ZVE AS THIS IS FOR ZVC & ZVC
Arthur you need to follow this link http://forum.xda-developers.com/showthread.php?t=2596175 and do a little lot of work there and for your ZVE you may also need some more trick to root your device as this post covers ZVC & ZVD only. So i think some of the files are always the same in build updates as we are not moving toward modem or recovery so i just wanted to help may be it can't at all.
Click to expand...
Click to collapse
Did that a hundred times with different methods. My phone is unlocked already and it works with few other sim-cards but it doesn't work with Three, which is my operator now. Still looking for some other methods or tricks cause now I use my LG G2 as a player only and it's not cool.

Lg g4 us911 10a (us cellular lg g4) what are my options after root

I got this phone off ebay for a deal 330$. My plan was to root and install an aosp rom.
I have rooted the phone but cannot find anyway to install twrp. Seems like all the twrp recoveries and custom roms are for tmobile and international versions
i was not aware when i bought this phone that it would be a us cellular version the ad did not say
anyways what are my options? Is it possible to get an aosp rom on this version of the phone any advice would greatly be
appreciated
Unfortunately there are no options as of now. The bootloader is locked and there hasn't been a workaround discovered for it yet like for other devices.
At best you can root and flash xposed on the phone as long as it has Lollipop, but as it looks now, you won't be able to keep root if you upgrade to Marshmallow.
billybob275 said:
Unfortunately there are no options as of now. The bootloader is locked and there hasn't been a workaround discovered for it yet like for other devices.
At best you can root and flash xposed on the phone as long as it has Lollipop, but as it looks now, you won't be able to keep root if you upgrade to Marshmallow.
Click to expand...
Click to collapse
thanks for the reply, i can stop searching like a fool lol
will i even get the marshmallow update, i have a us cellular version running on att network
The US Cellular model will most likely get MM soon, but if you're on the AT&T network, you won't get the OTA. I'm not sure if you would have to put a US Cellular SIM back in temporarily to get the OTA download, or if you could just remove the AT&T SIM and download it over WiFi. Otherwise, you could just get the kdz when it comes out, plug into your computer and force the update that way.
billybob275 said:
The US Cellular model will most likely get MM soon, but if you're on the AT&T network, you won't get the OTA. I'm not sure if you would have to put a US Cellular SIM back in temporarily to get the OTA download, or if you could just remove the AT&T SIM and download it over WiFi. Otherwise, you could just get the kdz when it comes out, plug into your computer and force the update that way.
Click to expand...
Click to collapse
yah but even with the mm kdz file comes out it will be for us cellular and the phone will become carrier locked and i will have to go thru the hassle if getting unlocked. btw my firmware version is us99110a i bought it off ebay. the seller did not specify it was under any network just said network unlocked. but like i said my firmmware version is us99110a which i believe is a us cellular firmware
US991 Marshmellow
Hi Guys,
I am having a real issue here after reading this tread. I recently upgraded to marshmellow but my data stopped working. I cannot get the H+ anymore. I need to go back to lillipop. I am looking all over the internet trying to find out how i can roll back. i even factory reset the phone but is goes back to marshmellow. do you have a clue how i can do it?
I asked around and they directed me to http://forum.xda-developers.com/g4/help/lgup-install-kdz-mm-lp-t3249803
My software version is US99120c.
Can I get help rooting the 10a? Every tutorial I see is 10c and I can''t update mine.

Vs985 Fulmics status/imei resetting to 0000 on tot flash?

Hey guys, I have an LG G3 now on 47A that I updated using LG Flash tool/kdz. Unrooted and stock. I want to flash Fulmics but every thread says that the older versions of Fulmics didn't have working mobile data and bad connectivity for the Verizon variant. Is the new version the same? Also to root my phone and flash twrp, I heard about the tot method. However, many users say their IMEI reset to 0000000 and their phones were unable to connect to any network. How true is this? Did anyone experience this as well? Thank you everyone in advance!
Note: i am using a non Verizon 4g Sim. As of now, 4g and networks work seamlessly. Ive tried the following carriers on 4g and they all work: T-Mobile US 4g, Airtel IN 3g and 4g (both sim cards work), Vodafone AU 4g.
lg g3
TheSkilledPlaya said:
Hey guys, I have an LG G3 now on 47A that I updated using LG Flash tool/kdz. Unrooted and stock. I want to flash Fulmics but every thread says that the older versions of Fulmics didn't have working mobile data and bad connectivity for the Verizon variant. Is the new version the same? Also to root my phone and flash twrp, I heard about the tot method. However, many users say their IMEI reset to 0000000 and their phones were unable to connect to any network. How true is this? Did anyone experience this as well? Thank you everyone in advance!
Note: i am using a non Verizon 4g Sim. As of now, 4g and networks work seamlessly. Ive tried the following carriers on 4g and they all work: T-Mobile US 4g, Airtel IN 3g and 4g (both sim cards work), Vodafone AU 4g.
Click to expand...
Click to collapse
no its not true
i have lg g3 vs985 ,i tried many custom roms and flashed stock rom with the help of tot method ,nothing happens.
TheSkilledPlaya said:
Hey guys, I have an LG G3 now on 47A that I updated using LG Flash tool/kdz. Unrooted and stock. I want to flash Fulmics but every thread says that the older versions of Fulmics didn't have working mobile data and bad connectivity for the Verizon variant. Is the new version the same? Also to root my phone and flash twrp, I heard about the tot method. However, many users say their IMEI reset to 0000000 and their phones were unable to connect to any network. How true is this? Did anyone experience this as well? Thank you everyone in advance!
Note: i am using a non Verizon 4g Sim. As of now, 4g and networks work seamlessly. Ive tried the following carriers on 4g and they all work: T-Mobile US 4g, Airtel IN 3g and 4g (both sim cards work), Vodafone AU 4g.
Click to expand...
Click to collapse
The VS985 variant takes on the ROM flawlessly, but yes there have been reported data issues regarding using the variant with the Verizon network. I believe it stems from the international GSM rom built around the GSM radio interface layer. I would NOT be surprised to see that T-Mobile and others work well, but you will need to research the Fulmics thread to know for sure, as I only know that my VZW SIM does not work properly. (3G only)
kp263 said:
no its not true
i have lg g3 vs985 ,i tried many custom roms and flashed stock rom with the help of tot method ,nothing happens.
Click to expand...
Click to collapse
Thank you very much for your input. I may give it a try later.
b00ster23 said:
The VS985 variant takes on the ROM flawlessly, but yes there have been reported data issues regarding using the variant with the Verizon network. I believe it stems from the international GSM rom built around the GSM radio interface layer. I would NOT be surprised to see that T-Mobile and others work well, but you will need to research the Fulmics thread to know for sure, as I only know that my VZW SIM does not work properly. (3G only)
Click to expand...
Click to collapse
Ahh alright, I guess 3G only is fine with me (I only message people over mobile data, nothing else). I'll do my research then. So text messaging/calling works?
Thanks.
TheSkilledPlaya said:
Ahh alright, I guess 3G only is fine with me (I only message people over mobile data, nothing else). I'll do my research then. So text messaging/calling works?
Thanks.
Click to expand...
Click to collapse
Seems like SMS/Calling worked for me...but had troubles with MMS. Others were able to get both working with Textra/Handscent/etc but not the stock messenger app. It's been awhile ago since I tried the international ROM's and they're all kind of a blur from some reason. Not being able to get signal bars working was a deal breaker for me (travel in the states quite a bit) so I broke away. I believe the XSPIRIT is working on fixes for the international ROM. Once his source code becomes available it should open up a world of LG Goodness. Currently , the ROM's I tried were Andy's, TekCafe, LG Prime, Fulmics....all display the same problem, the ability for Verizon SIM's to completely work properly.

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