No data on Fulmics - G3 Q&A, Help & Troubleshooting

I have installed Fulmics 4.0 and everything works wonderfully, except data.
I have entered the correct APN settings for AT&T but nothing has gotten data to connect. I had the same problem running fulmics 2.7, but i went on to install flyme OS and data worked there. It also worked on stock with correct APN settings.
I have the LG G3 D851 32gb carrier unlocked and on AT&T (Im currently stuck with AT&T, just upgraded from my G2 as this device was given to me)
I can do any type of edit or anything as I am familiar with rooting android and this isn't my first rodeo.
I have calling and texting working, just no data. ANY HELP IS APPRECIATED.

Id love to get a reply. I have to do some traveling starting tomorrow and i would prefer not to have to swap roms. I love fulmics. Anyone with anyhelp is greatly appreciated

Related

(Prepaid) Mobile data lost after ROM flash

Hey there,
I'll try to be as specific as I can about this... So basically, I have the i747 through AT&T but am currently out of the country (in Japan) for a couple months and am using a prepaid data only SIM. Phone is unlocked and data works fine on stock, but I've tried flashing for the first time since leaving the US (with BeanStalk 4.3, MIUI, and LiquidSmooth using first CWM, then TWRP) so I'm guessing this isn't a particular ROM issue.
I'm unable to connect to the Japanese Docomo network when I flash. The phone recognizes the network, IMEI is still intact, but the APN is gone (so I tried APN backup/restore to get the option back, but still no data). Then I reflashed most of the i747u modems, also to no avail.
Also got out my AT&T SIM, which still works on stock. APN shows up, but no voice/data.
Anyone have an idea of what the problem could be? Any other options I missed? As a disclaimer, I don't really have experience beyond clearly written directions posted here, but I read a lot before I try anything and have been flashing my last couple phones with good success.
Thanks so so much to anyone who reads

[Q] Help with TM LG G3 on AT&T: which ROM?

Hey everyone,
I am needing assistance on what ROM is good to run for my T-Mobile LG G3, unlocked device, on AT&T? Just to get it going, I wiped everything, including external SD, and had to run the flash tool and go with the C (stock) rom, then rooted with Stump root. I installed Dirty Unicorns, to get it going, but quickly ran into trouble.
Battery doesn't display correctly (100% all the time) and, I know its a feature thing, but when I Google search for numbers to call and click on numbers, it doesn't auto place them in the call screen. Also, my phone will randomly lose all cell signal (maybe its a modem issue??). When it loses signal it shows, to me, every possible APN in the world. When it is working, it only shows AT&T APNs.
Again, just looking for some guidance with anyone with knowledge of going to AT&T. Even pointing me in the right direction would awesome. Thanks in advance guys.
-Oscar
showbo said:
Hey everyone,
I am needing assistance on what ROM is good to run for my T-Mobile LG G3, unlocked device, on AT&T? Just to get it going, I wiped everything, including external SD, and had to run the flash tool and go with the C (stock) rom, then rooted with Stump root. I installed Dirty Unicorns, to get it going, but quickly ran into trouble.
Battery doesn't display correctly (100% all the time) and, I know its a feature thing, but when I Google search for numbers to call and click on numbers, it doesn't auto place them in the call screen. Also, my phone will randomly lose all cell signal (maybe its a modem issue??). When it loses signal it shows, to me, every possible APN in the world. When it is working, it only shows AT&T APNs.
Again, just looking for some guidance with anyone with knowledge of going to AT&T. Even pointing me in the right direction would awesome. Thanks in advance guys.
-Oscar
Click to expand...
Click to collapse
i use the stock rom from tmobile on my lg g3 but i use att service.
i found that the stock software works best for me, all i did was root and twrp, after that i used titanium backup to remove all apps and items related to tmobile then installed the stock lg g3 boot and shutdown animations so my phone is pretty much vanilla no branding except for the tmobile logo on the back cover which im ordering one that just says lg g3.

Mobile data not working +STOCK ROM

Hi everyone,
I have LG G3 d855 (Europe version). I bought it online, not at any network. I had an lollipop update really fast (Poland). Yesterday I rooted the phone, it worked fine, and installed the BlissPop rom. I missed the Quick Circle option though, so today I installed the ChupaChups rom for lollipop. And now my problem: The mobile data connection is not working. I can make calls, send texts, connect via wifi, but the data connection over the network is not working at all. I went back to stock - I downloaded and installed the European version using kdz method, it didn't help, so I did it over LG Flash Tool. It still does not work. Do you have any ideas, what to do with this? I feel like I'm going to cry, I'm very nervous about it, because I use mobile data almost all the time...
Maybe there's something wrong with the modem driver? I really hope someone is able to help me. Thank you in advance!
Edit: Maybe I used the wrong stock rom? I don't even have the option to update to lollipop anymore.
CaPlanePourMoi said:
Hi everyone,
I have LG G3 d855 (Europe version). I bought it online, not at any network. I had an lollipop update really fast (Poland). Yesterday I rooted the phone, it worked fine, and installed the BlissPop rom. I missed the Quick Circle option though, so today I installed the ChupaChups rom for lollipop. And now my problem: The mobile data connection is not working. I can make calls, send texts, connect via wifi, but the data connection over the network is not working at all. I went back to stock - I downloaded and installed the European version using kdz method, it didn't help, so I did it over LG Flash Tool. It still does not work. Do you have any ideas, what to do with this? I feel like I'm going to cry, I'm very nervous about it, because I use mobile data almost all the time...
Maybe there's something wrong with the modem driver? I really hope someone is able to help me. Thank you in advance!
Edit: Maybe I used the wrong stock rom? I don't even have the option to update to lollipop anymore.
Click to expand...
Click to collapse
Seems like a modem baseband was flashed somehow.
Flash the modem back to the correct stock version you had and it should fix the problem
tiguy99 said:
Seems like a modem baseband was flashed somehow.
Flash the modem back to the correct stock version you had and it should fix the problem
Click to expand...
Click to collapse
Do you know where I can find those modem drivers?
Edit: I checked which version of software I should use with my IMEI no. It's 20h. Would it be enough to flash the stock rom over kdz, or do I have to find somewhere the modem driver for this version? If yes, do you have any idea where can I find it?
Thanks.
CaPlanePourMoi said:
Do you know where I can find those modem drivers?
Edit: I checked which version of software I should use with my IMEI no. It's 20h. Would it be enough to flash the stock rom over kdz, or do I have to find somewhere the modem driver for this version? If yes, do you have any idea where can I find it?
Thanks.
Click to expand...
Click to collapse
Not sure.
I have the G2 and we have these files in our Development Section where you find ROM files etc.
Should be there as flashable zip files in the same section for the G3
tiguy99 said:
Not sure.
I have the G2 and we have these files in our Development Section where you find ROM files etc.
Should be there as flashable zip files in the same section for the G3
Click to expand...
Click to collapse
Ok, thanks! Last question before I do the final step - I have the ROM I am supposed to have. I rooted the phone, installed TWRP. I've also found the modem driver for my rom. And the question is - how should I flash the driver? Should I mount system or do anything apart from just installing the zip? Should I clear any cache?
@CaPlanePourMoi Wipe the modem partition in Recovery and then just flash the modem zip which will replace it. If that doesn't work, you can go back to BlissPop that includes it's own Modem and install Xposed for 5.1 Super-Alpha and the QuickCircle Mod for AOSP, all 3 of those I'm using with no issues whatsoever!
So I installed the modem driver (20h) yesterday, but it didn't help. I decided to install the BlissPop ROM, and mobile data (with LTE) works just fine. I will go back to the problem on Saturday and keep you up to date. Thanks!
Update
Update: Hey everyone - it seems like I didn't find any solution. I tried to go back to the ROM based on stock again (it was Cloudy this time), but the modem still didn't work. It was acutally working for a few seconds (I had 4G connection), but then again it was lost and it didn't connect anymore. Wifi works fine. Do you have any ideas on how I can flash the modem correctly? And how can I uninstall the modem that I have now in recovery? I didn't do that, because I cannot find this option.
Thanks in advance!
CaPlanePourMoi said:
Update: Hey everyone - it seems like I didn't find any solution. I tried to go back to the ROM based on stock again (it was Cloudy this time), but the modem still didn't work. It was acutally working for a few seconds (I had 4G connection), but then again it was lost and it didn't connect anymore. Wifi works fine. Do you have any ideas on how I can flash the modem correctly? And how can I uninstall the modem that I have now in recovery? I didn't do that, because I cannot find this option.
Thanks in advance!
Click to expand...
Click to collapse
I have a very similar issue
my LG G3 is the D855 on AT&T , and was working fine on Cloudy 2.2 or 2.3 Lolipop without any issues!
All of a sudden last Friday 5/22/2015, mobile data stopped working, but WiFi is still okay.
I just did a full wipe, updated APN, and the issue still there
I haven't change any major things in probably 2 months, not sure what's going on.
Finally, contacted AT&T, and made sure that they remove from the network,a put my back(troubleshooting). As well as changing the sim, and APN, but nothing worked!!
PLEASE HELP!!!!!!!!!!!!
UPDATE: So my last attempt, I contacted my provider AT&T, and they requested to try a default APN settings, even though what I used was working fine.
I did, and immediately my mobile data was back!!
Everything is working back as normal, and for some reason the network APN required updating
Did almost the same few days ago! I have finally solved my problem. Here's the explanation:
In Poland we had a network called "Era", a few years ago it was bought by T-Mobile. I searched the internet for T-Mobile APN settings in Poland and it didn't work. I have also found the APN settings for the old network, "Era" and surprisingly it's working. I don't know why T-Mobile settings don't work while they do for other people (and at this point I'm too afraid to ask. )
HI, i have the same problem on my d855 with wind (i'm in italy), i was rooted with custom rom and when i came back to stock i lose data connection. What i have to do? what do u mean for restore default apn? the default of my carrier? or the default for g3?

[Q] CM 12.1 Lollipop 5.1.1 no mobile data issue! Help!

Hi there everyone, I managed to install the lollipop 5.0.x on my S3 Spring running on the Cleartalk Wireless Network which is a local company. The ROM worked well and I had working 3G mobile data, except for the camera which we all know doesn't work for sprint s3's on 5.0.x ROMs, so i decided to flash to 5.1.1 from this website: GalaxyS3root under the sprint s3 roms, the 5.1.1 one.
Everything went well, i could run the ROM and everything worked, camera, wifi, everything, except for one thing, 3G mobile data. I get signal, but no 3G data, there is an exclamation mark next to my signal. Ive tried rebooting, and it hasn't worked, ive searched for apn fixes, but none of them are for the Cleartalk Wireless network, i've found
apn fixes for boost and others only, so after more google searching i found out you could backup your apn settings and restore them, how does this work? I really enjoyed the
lollipop rom and if it wasn't for the 3G not working, i wouldve kept it, right now i just decided to flash my S3 to the stock firmware 4.4.2 and just root it. Any ideas fixes or suggestions that could fix the mobile connection on the 5.1.1 ROM? 3G has worked in every rom, (Carbon, lollipop 5.0, stock rom) but not in the 5.1.1 one, any help would be appreciated! Thanks!
er1ck194 said:
Hi there everyone, I managed to install the lollipop 5.0.x on my S3 Spring running on the Cleartalk Wireless Network which is a local company. The ROM worked well and I had working 3G mobile data, except for the camera which we all know doesn't work for sprint s3's on 5.0.x ROMs, so i decided to flash to 5.1.1 from this website: GalaxyS3root under the sprint s3 roms, the 5.1.1 one.
Everything went well, i could run the ROM and everything worked, camera, wifi, everything, except for one thing, 3G mobile data. I get signal, but no 3G data, there is an exclamation mark next to my signal. Ive tried rebooting, and it hasn't worked, ive searched for apn fixes, but none of them are for the Cleartalk Wireless network, i've found
apn fixes for boost and others only, so after more google searching i found out you could backup your apn settings and restore them, how does this work? I really enjoyed the
lollipop rom and if it wasn't for the 3G not working, i wouldve kept it, right now i just decided to flash my S3 to the stock firmware 4.4.2 and just root it. Any ideas fixes or suggestions that could fix the mobile connection on the 5.1.1 ROM? 3G has worked in every rom, (Carbon, lollipop 5.0, stock rom) but not in the 5.1.1 one, any help would be appreciated! Thanks!
Click to expand...
Click to collapse
Same issue here.
I am on NJ2 baseband (modem).
finally found a solution!!!
for everyone loosing their 3G data after installing the 5.1.1 or any other rom... this is what worked for me... backing up apn's with "apn backup and restore" app from the play store in the stock rom ... then after installing the lollipop rom... just restore apn's. There are tutorials on how to do that ... just google for "apn backup and restore tutorial". :good:

[Q] No data connection after installing custom rom- Not an APN issue

I've been looking around for quite some time now and I can't find anyone with answers, so I'll try here.
I recently switched from Cloudy 2.5 to Exodus Nightlies. After setting up the rom, I noticed that I couldn't connect to data. I've had this problem before and it was always just an APN issue. So, I put in my usual APN settings and assumed all would be solved. Quite the contrary, there is still no data connection in sight. I've now cycled through every possible APN combination; toggled data, airplane mode, and LTE; tried "killall rild" command; and did a clean reflash of exodus.
I'm honestly out of ideas aside from a full reset, which I'd like to avoid if possible. I'm hoping someone here can offer some advice.
I'm currently using the following specs:
LG G3 international version (D855)
Exodus Nightlies rom (5.1.1)
Straighttalk service
Latest TWRP
Xposed
Thanks in advance!
I have the same problem after flashing stock v20u, i tried to flash also kdz or tot but doesn't change. How did u resolve?

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