can't connect 3G networks - G3 Q&A, Help & Troubleshooting

Hi,
I have a problem with my lg g3 d855. After a few months i started using my g3 and flashed lineage 14.1 , kernel , magisk etc.
But phone cant connect the 3G networks, when i select only 2G cant connect and seems "no network"
Also i can connect 4G network
Can anyone help me?
Thanks

Related

Doesn't auto connect to phone network - FIXED

Good day.
I have a E975, from Orange (Spain).
I unlocked the bootloader with Free Gee
I had the last stock update from my provider, the one that allowed 4G networks. It worked correctly on stock.
After a reboot, it doesn't connect to the mobile network, but it does connect if I go to the network settings and pick the correct network (Orange).
It doesn't connect either if I choose the "Automatic network selection option", I have to manually pick the network.
It happens to me using CyanogenMod and Paranoid Android, in their last versions.
Does this happen to anybody else? Is there any solution?
Thank you.
EDIT:
Fixed it.
I restored EFS from FreeGee.
Thank you.

[Q] G3 / 20F No LTE?

Im using a D855 LG G3 running the bumped v20F stock firmware (see the android dev thread) with no issues except this one...
Im currently in singapore using a SIM card that supports 4G on a network that has good 4G coverage (M1) but i simply cannot get LTE/4G to work at all.
Ive tried the WCDMA/LTE/GSM/Auto in mobile settings and it always without fail sticks on "H". Via the hidden menu i select "LTE Only" and i get no data connection icon (or data) at all.
Searching the mobile networks ive tried manually selecting the M1 advertising as LTE on the list but the same thing - it defaults to "H" and wont shift off there.
The APN im using is the one advertised by M1 for 3G and 4G coverage.
I dont think this is a ROM problem hence posting it here but ive got no idea how to solve it. Anyone got any ideas what else i can do/change or check ?
Other than rooted, the stock ROM is not modified or customised in any way - it was a factory reset, clean install.
Similar issue in Argentina, with 20b on my D855. Tried using the 3845#855# code, selecting even the LTE only thing, but nothing, no LTE. SIM card and service is working right (tested on a Nexus 5).
Any thoughts would be appreciated.
alex_herrero said:
Similar issue in Argentina, with 20b on my D855. Tried using the 3845#855# code, selecting even the LTE only thing, but nothing, no LTE. SIM card and service is working right (tested on a Nexus 5).
Any thoughts would be appreciated.
Click to expand...
Click to collapse
Try reinstalling LTEConfigs.apk under system/app
Unfortunately, I can't root or flash anything on this phone until I know it can use our LTE bands, or should I return it. Any other way?

Unable to connect to 3g network

Recently i bought an Airtel Sim card,the problem i am facing is thata whenever i move from one city to another the network connection loses,i have to seach for network manually everytime. Even my Redmi 1s is unable to search for 3g networks,but when i piut the sam sim card in other phones,the 3g works.Do i have lost the baseband? or something else is the problem?
I am on Cm 12.1
Do i need to flash fastboot rom to fix it?
Plz help me guyz ASAP,its urgent

Stuck 2G or edge

Hi.
I have D855 16GB, Indonesia region.
I just flashed my phone after replacing the emmc part.
After boot up, i realized that my phone no longer able to use 3G or LTE connection.
It stuck with 2G for the data connection.
I tried with several kdz, from kitkat to latest lollipop for my region v21a.
Any idea what cause this?
For the record, i did restore data connection w/ qpst tool an qcn file.
============
Update:
Just tested with>> gsm/wcdma/lte preferred i got 4G network
Gsm/wcmda i got edge
Wcdma only i got blank signal.
Sent from my LG-D855 using Tapatalk

Please help Wifi is ON but no connection at all

Model of phone: LG G4 H818N MADE IN KOREA
(It is NOT dual sim version).
Hello everyone!, my little brother watch videos from an lg g4 (it is from my mother) so idk how this happened, but the main problem is:
Phone detects and also connects to wifi, but it wont work at all, there is not internet connection, and weird thing is that the signal is very good or excelent.
Things i already tried:
Factory reset from menĂº (Not from recovery)
Rebooting, booting on Secure Mode
Taking off battery saving stuff related to wifi
Tried to root but, i can't find any files to boot my variation.
Tried doing root with Kingroot from windows it didn't worked.
ALSO, wifi is working correctly in other devices, also i have 2 different wifi connections and with both is happening the same thing!.
Thank you very much in advance!

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