Baseband failure? Loosing internet connection - LG Optimus L9 P760, P765, P768, P769

Hi
Few days ago on my phone i lost internet connection, i thought its the operator fail but now i think the problem is in my phone.
I use p760 with 10.1.2 when this occured. Later i updated to 10.1.3 and the problem still persist.
I tried switching to 2g but its greyed out and phone says it can't connect to network. Disabling mobile data and enabling doesn't work too.
I thought about flashing baseband but all links are dead.
Please help!
Wysłane z mojego LG-P760 przy użyciu Tapatalka
// it got even worse because i cant even call or send sms

You need to offline flash your original kdz or use LG support tool to recovery your phone firmware. Those process restore your original baseband back. If you cannot download kdz I think LG mobile support tool may be a better option.

Related

SIM locks

Are they hardware embedded ? I recently flashed omega to my orange locked gs3 and although I do not see the orange animation during boot I still needed voodoo unlock. I don't know why but today I couldn't receive any calls or messages nor send any, I had to reboot to be able to.
Bump
-Today this happened again, I noticed I couldn't send any sms. I restarted my galaxy and service was available again, lost numerous calls and messages the entire day.
I am using this rom, when I installed it I did a full wipe and there was no sim lock afterwards but whats happening now is strange.
Simlock is encoded in file nvdata.bin in EFS folder. Three is no hardware locks in galaxy series. Bootloader and simlock are set by software mods. Your problems are propably only current ROM related.
Wysyłane z mojego GT-I9300 za pomocą Tapatalk 2

[Q] GS3 with problem in signal

Hello people. The time was using a SIM chip in my S3 but it only worked the data network and no phone calls. It displays the H + icon and access the internet without problems, but does not do phone calls, appear Mobile network not available.
So I changed my carrier and everything started to work until yesterday the same problem happened again. The IMEI number is correct.
Could someone help me? Grateful.:good:
Flash stock firmware and factory reset, if still the same then hardware issue.
Sent from my GT-I9300 using Tapatalk
I've tried going back to 4.0, 4.1.1 and 4.1.2 ... also tried to apply a patch that I can not remember the name and do md5 flash modem ... nothing worked .... what I do not understand is, I can access the internet without problems, but not the phone. Functioned smoothly, nothing stood in the current operator I'm using. can it be hardware?
Enviado de meu GT-I9300 usando Tapatalk

[Q] 000... Serial, Emergency Calls Only etc

Hi XDA, firstly, thank you for providing such a valuable resource. I have been on the brink of phone death too many times to count and XDA has brought me salvation time and time again.
So my problem is that my old rom (ArchieDroid), which was working perfectly before was throwing up innumerable "Google Play Services not working" errors so I decided it was time to flash a new ROM so I flashed RevolutionHD from this website which booted fine and was working wonderfully except I had Emergency Calls only.
I downloaded Galax
SIM Unlocker to see some details of what was going on and it said I have a 0000000 serial number. I'm on Virgin Australia and I have full signal and virgininternet and virginmms show up in APNs but I can't find it in network operators. GalaxSIM says Sim lock status is undefined (worked fine before anyway, was arleady unlocked) and my product code is Not Active. I'm running basebane XXUGNA8. My IMEI is still in tact but reads [IMEI]/01 I've heard this /01 or /11 cause some people problems and am wondering if this is a part of it.
Really don't want to pay $150 just for some guy to install something at a shop that I could have done myself.
All you need is to restore your efs backup. If you don't have one search for Ariza patched modem and use custom kernel in example Boeffla.
Wysłane z mojego GT-I9300 przy użyciu Tapatalka
Couldn't find Ariza patched modems but I found Zuluman patched modem and kernel on my computer and couldn't find them uploaded on XDA so for anyone looking in the future here is XXUMGK6 Modem and Kernel Patched by Zuluman. Please make sure to back up efs first because I just nulled mine. https mega co nz/#F!xNMSxJzK!PdDaEp9ve1z4lJma7PKwgw

H818p phone problems after MM update when phone is encrypted

Dear community,
when I updated my dual sim phone H818p (AME region) via OTA to MM - version v20c, I realized that phone calls and SMS messaging do not work after the phone is encrypted. When trying to take or receive a call no connection is established and the phone app gets stuck. Additionally SIM2 does not connect automatically to the network anymore. Interestingly, internet via phone providers still works on both SIMs. This phenomenon is reversible, in unencrypted mode everything works flawlessly. Since I need encryption for use as company phone I have a real problem here.
I meanwhile also tried to flash the new version v20d which was recently released in Europe, but encountered the same bug with this ROM. Also resetting the phone to factory settings or flashing the ROM in refurbish mode with full memory wipe did not change a thing.
LG support (I have to use Middle East because of the phone region AME) is not very helpful. They only offer help if I send the phone in and do not comment on the issue itself.
In case anyone has similar issues with MM on the H818p (or other phones of the LG G4 family), please let me know, especially if you have found a fix to this problem.
Back to Lollipop
Since nothing worked to solve my problem with any MM version of the H818p stock software, I wnet back to Lollipop via LGUP - v10l. Very disappointing that LG apparently distributes software via OTA which has such serious flaws.
Update: I am back to Android 6 via OTA. Via another entry I learned that the bug disappears, when deactivating the SIM-lock and restarting the phone. Now phone calls and SMS work normal again also while the phone is encrypted.
Sent from my LG-H818 using XDA-Developers mobile app

null IMEI Sony xperia devices, unknown baseband, or no wifi turning option

yesterday my friend come to my house, and was very much upset about the his phone i.e. xperia z1. It was totally doomed, was showing
1. null imei
2. unknown base-band in setting
3. no mobile network connection
4. WiFi not turning on..
guess how was the situation..
after an hour of research and play , I finally got a way to solve this sort of problems...
SOLUTION
This was caused because of wrong forceful flashing of wrong firmware like as in my friends case. He flashed the wrong firmware after unsuccessful rooting try. He has used C6902 on a C6903 model of z1.....
flashed the firmware via flashtool (http://www.flashtool.net/index.php) after downloading firmware from xperifirm (
http://forum.xda-developers.com/cro...xperifirm-xperia-firmware-downloader-t2834142)
thanx a lot for the awesome tool By IgorEisberg, and @Androxhyde

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