[Q] Baseband - Galaxy S II Q&A, Help & Troubleshooting

always it shows me BASEBAND: UNKNOWN , i tried many versions many rooms , rooted, a tried a lot and still same !
any ideas to fix it ? i cant use sim
sgs2

lummujaj said:
always it shows me BASEBAND: UNKNOWN , i tried many versions many rooms , rooted, a tried a lot and still same !
any ideas to fix it ? i cant use sim
sgs2
Click to expand...
Click to collapse
Have you flashed a new modem onto the phone? Was it the right one for your particular version of SGS2?

yes... my phone is working expect sim card ... i think i used particular ones ,
this is the history
ive bought 2 sgs2 one for myself one for my gf, and idk what the hell she did and her phone lost baseband , i used same failes like i did on my phone, my phone works and her not . i donwloded only baseband and i tried to port it via odin and still the same problem ??

Might be a bad flash, try reflashing it.
Preferably, root the phone, install a kernel with the ClockWorkMod recovery in it, and flash a modem via the recovery.

also i forgot to mention , when i type *#06# to se imei , the dialog show nothing , no number at all

knightnz said:
Might be a bad flash, try reflashing it.
Preferably, root the phone, install a kernel with the ClockWorkMod recovery in it, and flash a modem via the recovery.
Click to expand...
Click to collapse
I tried many flash, like 10 or so , many versions , and still same ,
ill try to flash via CWM

lummujaj said:
I tried many flash, like 10 or so , many versions , and still same ,
ill try to flash via CWM
Click to expand...
Click to collapse
You have messed up your EFS files, if you didn't back them up them you will have to send it to samsung for repair.

jhernand1102 said:
You have messed up your EFS files, if you didn't back them up them you will have to send it to samsung for repair.
Click to expand...
Click to collapse
how can i back up them , at my country (kosovo) we dont have official samsung store or costumer care , !!

Related

Help! if possible

so i flashed CM9 and i have no more service - then flashed back stock and no change -
i have imei and all - but i cant make the network working. phone is mine, purchased form vodafone, but because it falled - slightly cracked screen it has no warranty anymore.
I flashed stock, i tried to flashing Cm10, CM9, factory resset...and nothing works so far. i would be very happy if anyone can come up with any tip.. i am able to do almost anything.
please safe my ass...
thanks
just found that my serial number is 00000000000 great... but imei and imei sv is correct...
UPDATE---> after flashing 10 roms on Jelly B i can get the reception - MEAN phone find signal - it find networks in options like - vodafone, o2, meteor, 3 but after me choosing vodafone triangle apear and msg "SELECTED NETWORK UNAVAILABLE" ---> the reception is there but phone status is NO SERVICE - i mean somehow i cant get it connected.
Hunteres said:
so i flashed CM9 and i have no more service - then flashed back stock and no change -
i have imei and all - but i cant make the network working. phone is mine, purchased form vodafone, but because it falled - slightly cracked screen it has no warranty anymore.
I flashed stock, i tried to flashing Cm10, CM9, factory resset...and nothing works so far. i would be very happy if anyone can come up with any tip.. i am able to do almost anything.
please safe my ass...
thanks
Click to expand...
Click to collapse
This flashing stock, did you do it through CWM or ODIN? If you have not tried ODIN yet I would go that route, could just be you need a stock modem.
Kangburra said:
This flashing stock, did you do it through CWM or ODIN? If you have not tried ODIN yet I would go that route, could just be you need a stock modem.
Click to expand...
Click to collapse
odin .. twice.. cwm 3 times.. serial number is 000000000 hm... and no service.. emei is correct... the same as on box... so i dont have an idea...
Hunteres said:
odin .. twice.. cwm 3 times.. serial number is 000000000 hm... and no service.. emei is correct... the same as on box... so i dont have an idea...
Click to expand...
Click to collapse
What stock ROM have you flashed, go back to an ICS and try again.
Kangburra said:
What stock ROM have you flashed, go back to an ICS and try again.
Click to expand...
Click to collapse
yeh did flashed stock ics 3 times ICS stock only as i never upgraded to jelly only when flashing cm10 after the fail... now.. 0 luck... then rooted, flashed even custom rom... my serial number is still 0... and i am lost...
i flashed Cm9 and i had service, thats all, i am just trying to determine the issue if possible. it sux btw.
Hunteres said:
yeh did flashed stock ics 3 times ICS stock only as i never upgraded to jelly... now.. 0 luck... then rooted, flashed even custom rom... my serial number is still 0... and i am lost...
Click to expand...
Click to collapse
Start again.
Download another stock ROM from Sammobile.
Flash it in Odin.
Kangburra said:
Start again.
Download another stock ROM from Sammobile.
Flash it in Odin.
Click to expand...
Click to collapse
i downloaded 2 from sammobile and one from here....from intratech... 0 luck seriously
Hunteres said:
odin .. twice.. cwm 3 times.. serial number is 000000000 hm... and no service.. emei is correct... the same as on box... so i dont have an idea...
Click to expand...
Click to collapse
Ur esf is messed up I believe. ..if u have backed up ur esf folder then restore it if u haven't then there isn't much u can do.
Sent from my GT-I9300 using xda premium
tommy2601 said:
Ur esf is messed up I believe. ..if u have backed up ur esf folder then restore it if u haven't then there isn't much u can do.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
i am such a tard.. i havent backed up the efs... i did so now after the mess ... i believe there must be someone with tips and a small hope, btw restoring efs make no difference at all, as dont have correct files.
The EFS is fine if you have IMEI, if you have only flashed each ROM once through ODIN you have hope. Try an ODIN flash again. Can you get to recovery to do full wipe first?
Try EFS Pro Here and download to your PC then run it. You will probably need to use your own wireless to get Busybox (free on Play Store) and run it on your phone - if the phone will not go to wireless, DL the files to your PC then copy BB over to the phone in Windows Explorer and run it on the phone.
Then run EFS Pro on your PC (with phone connected by USB, but it will prompt you) and there are a couple of options there to try to see if you can recover things. (NV Recovery and Repair NV Data) - I think the NV Recovery uses info on the phone (.bak file) while repair tries to rebuild the info.
Good luck. Maybe read through the thread first or contact the thread OP if you have questions about EFS Pro processes...
Kangburra said:
The EFS is fine if you have IMEI, if you have only flashed each ROM once through ODIN you have hope. Try an ODIN flash again. Can you get to recovery to do full wipe first?
Click to expand...
Click to collapse
i did full wipe with CWM and i did full wipe with stock recovery and i did all wipes i could.. there is no problem with rom or booting.. i just cant get teh service working. phone is mine purchased by me from vodafone store so no way its locked or something, it happend while i was attempting to flash CM9. thats all
Journyman16 said:
Try EFS Pro Here and download to your PC then run it. You will probably need to use your own wireless to get Busybox (free on Play Store) and run it on your phone - if the phone will not go to wireless, DL the files to your PC then copy BB over to the phone in Windows Explorer and run it on the phone.
Then run EFS Pro on your PC (with phone connected by USB, but it will prompt you) and there are a couple of options there to try to see if you can recover things. (NV Recovery and Repair NV Data) - I think the NV Recovery uses info on the phone (.bak file) while repair tries to rebuild the info.
Good luck. Maybe read through the thread first or contact the thread OP if you have questions about EFS Pro processes...
Click to expand...
Click to collapse
i did so... used that option ... nothing.. emei is correct only serial number is like 00000000 and no service. i tried both options recovery and repair..separate..am i stuck..
i downloaded busybox.. pohone working wellno problem with wireles or something
no service
Hunteres said:
i did full wipe with CWM and i did full wipe with stock recovery and i did all wipes i could.. there is no problem with rom or booting.. i just cant get teh service working. phone is mine purchased by me from vodafone store so no way its locked or something, it happend while i was attempting to flash CM9. thats all
Click to expand...
Click to collapse
I don't think this will help with the Serial issue, but maybe for the service all you need is the APN/Service info from Vodaphone? Go to [Settings] [More Settings] [Mobile Networks] and check both Access Point Names and Network Operators.
I flashed a ROM and found I had problems so I went to a Telstra page, entered my phone number and it sent me a text with a security code - when I entered that it sent me an install that connected all my services again. Maybe Voda has similar? Or even just a page with APN info?
Journyman16 said:
I don't think this will help with the Serial issue, but maybe for the service all you need is the APN/Service info from Vodaphone? Go to [Settings] [More Settings] [Mobile Networks] and check both Access Point Names and Network Operators.
I flashed a ROM and found I had problems so I went to a Telstra page, entered my phone number and it sent me a text with a security code - when I entered that it sent me an install that connected all my services again. Maybe Voda has similar? Or even just a page with APN info?
Click to expand...
Click to collapse
apns are correct ,,, first thing i checked.. :L( there is no service logo...
UPDATE---> after flashing 10 roms on Jelly B i can get the reception - MEAN phone find signal - it find networks in options like - vodafone, o2, meteor, 3 but after me choosing vodafone triangle apear and msg "SELECTED NETWORK UNAVAILABLE" ---> the reception is there but phone status is NO SERVICE - i mean somehow i cant get it connected.
guys help me out... i am stucked ... any tips? i am willing to try "almost" everything to make it work.
Beyond what I know so far, sorry. If it was me I'd be making sure I have back-ups of everything I can think of (Data, System, Nandroid, EFS) then I would start from clean phone - wipe everything in recovery, factory reset etc. then load as close as possible to the original Stock for the phone. If that doesn't do it, with official stock and counters etc. I'd go to vendor and ask what gives. I'd start with the service provider and if they can't help, phone vendor, then failing that, Samsung.
Maybe some of the more experienced here can assist otherwise...
Journyman16 said:
Beyond what I know so far, sorry. If it was me I'd be making sure I have back-ups of everything I can think of (Data, System, Nandroid, EFS) then I would start from clean phone - wipe everything in recovery, factory reset etc. then load as close as possible to the original Stock for the phone. If that doesn't do it, with official stock and counters etc. I'd go to vendor and ask what gives. I'd start with the service provider and if they can't help, phone vendor, then failing that, Samsung.
Maybe some of the more experienced here can assist otherwise...
Click to expand...
Click to collapse
well according this forum here i am not the only one, but i am seaking solution.... i need one ..
some people have the phone working even with serial number 000000 so tahts should not be the problem.. my imei is grand ... so dont know..

[ROM][4.0.4][GT-S7562] Baseband Flashing Issue

Hi
I have installed PMP Ultra ROM on my GT-S7592 following all xda appropriate "how to". When it was done, everything was ok but impossible to call or receive calls, I had Network issues (network not connecting, stopping when trying to call for no reason).
Reading the forums, people look to be saying that it was coming from not having the right Baseband. I checked and yes the baseband didn't get updated when I flashed the advised stock rom in ODIN. So I tried it several time, even with different roms (S7562DDBMD1 and S7562XXBMD6) , but still my original baseband S7562ZSMK1 remains.
My results so far: Baseband didn't change accordingly when flashing with ODIN but Build Number did change to IMM76I.S7562DDBMD1 and IMM76I.S7562XXBMD6 and stock ROM got installed.
1- Are my issues really coming from this modem version?
2- If yes, how do I get the Baseband properly changed?
Kind Regards
Dam
solution??
Dam00000007 said:
Hi
I have installed PMP Ultra ROM on my GT-S7592 following all xda appropriate "how to". When it was done, everything was ok but impossible to call or receive calls, I had Network issues (network not connecting, stopping when trying to call for no reason).
Reading the forums, people look to be saying that it was coming from not having the right Baseband. I checked and yes the baseband didn't get updated when I flashed the advised stock rom in ODIN. So I tried it several time, even with different roms (S7562DDBMD1 and S7562XXBMD6) , but still my original baseband S7562ZSMK1 remains.
My results so far: Baseband didn't change accordingly when flashing with ODIN but Build Number did change to IMM76I.S7562DDBMD1 and IMM76I.S7562XXBMD6 and stock ROM got installed.
1- Are my issues really coming from this modem version?
2- If yes, how do I get the Baseband properly changed?
Kind Regards
Dam
Click to expand...
Click to collapse
esteem members, if you have soloution then please do reply
Also having the same problem. Did you find a solution yet?
Dam00000007 said:
Hi
I have installed PMP Ultra ROM on my GT-S7592 following all xda appropriate "how to". When it was done, everything was ok but impossible to call or receive calls, I had Network issues (network not connecting, stopping when trying to call for no reason).
Reading the forums, people look to be saying that it was coming from not having the right Baseband. I checked and yes the baseband didn't get updated when I flashed the advised stock rom in ODIN. So I tried it several time, even with different roms (S7562DDBMD1 and S7562XXBMD6) , but still my original baseband S7562ZSMK1 remains.
My results so far: Baseband didn't change accordingly when flashing with ODIN but Build Number did change to IMM76I.S7562DDBMD1 and IMM76I.S7562XXBMD6 and stock ROM got installed.
1- Are my issues really coming from this modem version?
2- If yes, how do I get the Baseband properly changed?
Kind Regards
Dam
Click to expand...
Click to collapse
you can change the baseband of your device then flash the rom
Vaibhav Chauhan said:
you can change the baseband of your device then flash the rom
Click to expand...
Click to collapse
Problem is: how to do it? I'm on stock ROM and no matter what stock ROM I flash, the baseband will always be the same, like if it's locked or something.
Rockerbacon said:
Problem is: how to do it? I'm on stock ROM and no matter what stock ROM I flash, the baseband will always be the same, like if it's locked or something.
Click to expand...
Click to collapse
there are many threads contains zip files for changing baseband. which you need to flash
Vaibhav Chauhan said:
there are many threads contains zip files for changing baseband. which you need to flash
Click to expand...
Click to collapse
All zips I could find where entire ROMs which are suposed to change the baseband, right? Problem is: when I flash them, the build number does change, meaning that something worked, but the baseband does not.
Could you link me to one of those zips? Preferably the one you have used (if you used any) so I can make sure the problem is not me doing something wrong.
Rockerbacon said:
All zips I could find where entire ROMs which are suposed to change the baseband, right? Problem is: when I flash them, the build number does change, meaning that something worked, but the baseband does not.
Could you link me to one of those zips? Preferably the one you have used (if you used any) so I can make sure the problem is not me doing something wrong.
Click to expand...
Click to collapse
sorry there is no zip
but found fat.bin
http://forum.xda-developers.com/showthread.php?p=49779385
Vaibhav Chauhan said:
sorry there is no zip
but found fat.bin
http://forum.xda-developers.com/showthread.php?p=49779385
Click to expand...
Click to collapse
Thanks, but I already tried this one.
I guess I'll have to accept the fact that I just can't flash a new baseband and I'll have to use the annoying Samsung ROM :crying:
Rockerbacon said:
Thanks, but I already tried this one.
I guess I'll have to accept the fact that I just can't flash a new baseband and I'll have to use the annoying Samsung ROM :crying:
Click to expand...
Click to collapse
don't know why this is not working on your phone
it works on my s duos
Vaibhav Chauhan said:
don't know why this is not working on your phone
it works on my s duos
Click to expand...
Click to collapse
I know, it should work. I'm receiving an error message every time I try to flash the fat.bin file with Odin, be it when flashing a whole ROM or only the fat.bin file: "Secure Check Fail: ID 0xc". I researched a lot, but couldn't find an applicable solution. I couldn't even find what this error message means.
Friends, any help on this one? A friend of mine has entrusted his S-Duos to me; the baseband of the same would not budge, whatever I flash. I tried flashing fat.bin file from various stock roms, every time the above mentioned error occurs in Odin.
Edit: The current baseband version is S7562ZSLI3 and the rom I flashed is XXBMJ1.
CWM Recovery
First I got to ask, Do you have CWM Recovery installed? if yes, Do a factory reset with it then. Then go to Advance options Format System partition, Data partition, Cache Partition.
Then reboot the phone normally to be sure that has formated. If it boots up to android then its not formated, but if it gets stuck and Samsung logo for more that 5min. Then its bricked and you are good to go.
No remove the battery and boot to recovery (Volume up + Volume Down + Home + Power buttons) Now install ROM from SD.
That should solve the issue. I have a S7562CHM version and now its S7562XXBMJ1.
Hit thanks if it works.
Rockerbacon said:
Thanks, but I already tried this one.
I guess I'll have to accept the fact that I just can't flash a new baseband and I'll have to use the annoying Samsung ROM :crying:
Click to expand...
Click to collapse

[Q] GT Tab 2 P3100, IMEI lost, no efs backup,

Hi,
I am a NOOB.
I have a GT P3100 with no baseband and IMEI,
I lost EFS folder trying to flash slimkat and dont have a backup.
Is there a way to repair it without a box??
Thanks in Advance.
First thing to try is just re-installing the stock firmware via Odin. Just because it is not displaying or working does not necessarily mean it's lost for good. If the official restore doesn't work, then you might be need the box.
Thanks
es0tericcha0s said:
First thing to try is just re-installing the stock firmware via Odin. Just because it is not displaying or working does not necessarily mean it's lost for good. If the official restore doesn't work, then you might be need the box.
Click to expand...
Click to collapse
maybe its the case as once the phone suddenly detected the sim ad asked for a restart. but when i restarted it goes back to no signal state.
any advise??
shanu17 said:
maybe its the case as once the phone suddenly detected the sim ad asked for a restart. but when i restarted it goes back to no signal state.
any advise??
Click to expand...
Click to collapse
Did you restore the stock rom via Odin yet? Or you're saying you did and it's still not working properly?
odin tried
es0tericcha0s said:
Did you restore the stock rom via Odin yet? Or you're saying you did and it's still not working properly?
Click to expand...
Click to collapse
hi,
i tried odin and stock rom v4.0.4 but to no use.
today i installed busybox and suddenly my phone started showing iemi and baseband. i inserted sim and restarted than again it wnet back to old state i.e. no iemi and baseband.
what to do??
PS i cant install any other ver. (i.e. 4.0.4)
dot know why but all other versions get stuck at boot animation.??
thanks again
It's common to need to factory reset after a stock firmware install through Odin.
tried odin and factory reset also
es0tericcha0s said:
It's common to need to factory reset after a stock firmware install through Odin.
Click to expand...
Click to collapse
HI,
sorry for bothering you again and again.
I went to service center but they refused to repair imei.
I still cannot upgrade my tab to any other version (other than 4.0.4).
What to do?
I'm also having the same problem..a friend of mine has samsung tab 2 7.0 GT- p3100 has 0049xxx imei..no signal detect..can anynone help? Firstly it on 4.0.4 with XXX..I Flash stock firm XXBLH1 XME..still no imei..no signal
use cracked box, its work to me. PM me for more info

not registered on network

hey there everybody
i have a serious issue and i think i could use your help
well previously i was on stock rom 4.2.2 on my I9300, then i flashing 4.3 manually using odin and downloaded the rom from sammobile anyhow since i flashed that firmware i can no longer access anything on my sim card, meaning i cant call or receive any call from anyone, it keeps saying no registered on network, then i thought it could be the rom or something, i tried pa rom and cm official latest builds but in vain, the same issue, i tried changing the sim card but the same, issue not resolved....how can i solve this prob, i wish it is just a software issue not a hardware
i also tried following this link, i thought it would help somehow, but in vain as well, now i have no idea what to do to solve this issue, tried reflashing another stock rom which is probably more appropriate than the old one, but also it didnt work, so now i have no idea what to do, i just need urgent help please, thanks a lot in advance
ahmed bahaa said:
hey there everybody
i have a serious issue and i think i could use your help
well previously i was on stock rom 4.2.2 on my I9300, then i flashing 4.3 manually using odin and downloaded the rom from sammobile anyhow since i flashed that firmware i can no longer access anything on my sim card, meaning i cant call or receive any call from anyone, it keeps saying no registered on network, then i thought it could be the rom or something, i tried pa rom and cm official latest builds but in vain, the same issue, i tried changing the sim card but the same, issue not resolved....how can i solve this prob, i wish it is just a software issue not a hardware
i also tried following this link, i thought it would help somehow, but in vain as well, now i have no idea what to do to solve this issue, tried reflashing another stock rom which is probably more appropriate than the old one, but also it didnt work, so now i have no idea what to do, i just need urgent help please, thanks a lot in advance
Click to expand...
Click to collapse
Your efs as changed from efs v1 to efs v2 this happens from any upgrade to 4.3 it as nothing to do with flashing pit files etc try flashing a patched modem and kernel from here >> https://drive.google.com/folderview...=sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#lis << also this explaines things a little >> http://forum.xda-developers.com/galaxy-s3/general/ref-imei-efs-stuff-i9300-including-t2393289 <<
tallman43 said:
Your efs as changed from efs v1 to efs v2 this happens from any upgrade to 4.3 it as nothing to do with flashing pit files etc try flashing a patched modem and kernel from here >> https://drive.google.com/folderview...=sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#lis << also this explaines things a little >> http://forum.xda-developers.com/galaxy-s3/general/ref-imei-efs-stuff-i9300-including-t2393289 <<
Click to expand...
Click to collapse
okay im trying to follow the link you gave me, all i get is to flash v2 efs baseband from here, but that other site you gave me to flash the patch and kernel from, which file shall i be downloading and flashing? and which site to follow?
ahmed bahaa said:
okay im trying to follow the link you gave me, all i get is to flash v2 efs baseband from here, but that other site you gave me to flash the patch and kernel from, which file shall i be downloading and flashing? and which site to follow?
Click to expand...
Click to collapse
Flash the patched modem and kernel in the first link >> https://drive.google.com/folderview...=sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#lis << if you get a bootloop after flashing go into recovery and factory reset.The second link was just to explain roughly what had happened to your phone.
tallman43 said:
Flash the patched modem and kernel in the first link >> https://drive.google.com/folderview...=sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#lis << if you get a bootloop after flashing go into recovery and factory reset.The second link was just to explain roughly what had happened to your phone.
Click to expand...
Click to collapse
dude there are many patches and modems, which one shall i be flashing? there are 3, patched kernel, patched modem, and this one (Patched_I9300XXUGMK6_Kernel_StockRepacked.zip) which one then?
pardon me for im new to this patch and modem, so i have no idea according to what i have to choose
btw dude, i just noticed that there is another stock 4.3 rom for my country, would flashing that stock firmware be of any good and solve the issue?
NOT WORKING, I TRIED
okay buddy i got it to work, flashed patched kernel and patched modem using twrp in one go and it did work, couldn't wait for your reply though, so now it is working peacefully and i can access my sim, calling sending sms etc, but i wanna know how to backup efs, or actually is it necessary to back it up, can't i have the patched modem and kernel files for solving this issue whenever it arises?
ahmed bahaa said:
okay buddy i got it to work, flashed patched kernel and patched modem using twrp in one go and it did work, couldn't wait for your reply though, so now it is working peacefully and i can access my sim, calling sending sms etc, but i wanna know how to backup efs, or actually is it necessary to back it up, can't i have the patched modem and kernel files for solving this issue whenever it arises?
Click to expand...
Click to collapse
Hi sorry I have been away from computer i'm glad to see you got it working You will always need to use a patched modem and kernel the only way to return to normal would have been to backup your efs before it got changed. As for backing up your efs you can back it up with PhilZ recovery I'm not sure about twrp iv'e not used it for a while. There are are a few apps/programs that can back it up also just do a search on xda. But remember you will always need to use the patched modem/kernel if you change roms.
tallman43 said:
Hi sorry I have been away from computer i'm glad to see you got it working You will always need to use a patched modem and kernel the only way to return to normal would have been to backup your efs before it got changed. As for backing up your efs you can back it up with PhilZ recovery I'm not sure about twrp iv'e not used it for a while. There are are a few apps/programs that can back it up also just do a search on xda. But remember you will always need to use the patched modem/kernel if you change roms.
Click to expand...
Click to collapse
okay cool...but may you tell me why do i have to keep on using patched kernel and modem? even when changing rom, i had another I9300 which didnt involve flashing patched kernel and modem with every rom change, keeping in mind i was changing rom like twice or trice every month
ahmed bahaa said:
okay cool...but may you tell me why do i have to keep on using patched kernel and modem? even when changing rom, i had another I9300 which didnt involve flashing patched kernel and modem with every rom change, keeping in mind i was changing rom like twice or trice every month
Click to expand...
Click to collapse
Because when you flashed from 4.2 to 4.3 your efs got changed from efs v1 to efs v2 and in the process it got slightly corrupt so it was unable to read your modem ( This happens some times and you where unlucky) .This is a lesson for all people to make sure they backup the efs before flashing roms ( Especially the very first rom that they flash) it is the very first thing you should ever do.
IMEI changed after flashing to 4.3 jellybean GT-I9300
tallman43 said:
Because when you flashed from 4.2 to 4.3 your efs got changed from efs v1 to efs v2 and in the process it got slightly corrupt so it was unable to read your modem ( This happens some times and you where unlucky) .This is a lesson for all people to make sure they backup the efs before flashing roms ( Especially the very first rom that they flash) it is the very first thing you should ever do.
Click to expand...
Click to collapse
hi there, I've just been reading, and I have the same problem MY IMEI number changed to a generic *0049*. I just clicked on the link but can I ask which one is the kernel patch and which one is the modem patch do I need to download?
darren29 said:
hi there, I've just been reading, and I have the same problem MY IMEI number changed to a generic *0049*. I just clicked on the link but can I ask which one is the kernel patch and which one is the modem patch do I need to download?
Click to expand...
Click to collapse
The one that says kernel is kernel patch and the one that says modem is the modem patch lol Try the mk6 modem and the mk6 kernel patch flash them in custom recovery with 4.3 rom. If you get bootloop reboot into recovery and factory reset. Please note this is not guaranteed to fix all imei issues but does help in some cases.
tallman43 said:
The one that says kernel is kernel patch and the one that says modem is the modem patch lol Try the mk6 modem and the mk6 kernel patch flash them in custom recovery with 4.3 rom. If you get bootloop reboot into recovery and factory reset. Please note this is not guaranteed to fix all imei issues but does help in some cases.
Click to expand...
Click to collapse
thank you, so I can't use Odin to flash them?
darren29 said:
thank you, so I can't use Odin to flash them?
Click to expand...
Click to collapse
Is there a possibility that there's a way that I could just wipe my entire phone clean of all partition and data and start a fresh firmware update?, if so how can I do that, as I have a corrupted file then I think if it can be done it might just work a fresh firmware flash on a clean system??
darren29 said:
Is there a possibility that there's a way that I could just wipe my entire phone clean of all partition and data and start a fresh firmware update?, if so how can I do that, as I have a corrupted file then I think if it can be done it might just work a fresh firmware flash on a clean system??
Click to expand...
Click to collapse
Read here >> http://forum.xda-developers.com/galaxy-s3/general/ref-imei-efs-stuff-i9300-including-t2393289 << Also you can always pay for a service repair if the patched modems do not work.
important NB: TWRP recovery do support EFS backup with encryption, so i guess it is great to have a sensitive data such as EFS to be backed up with encrypted password, so i do recommend using it as a backup
Hello All, I'm pretty new to all this and am feeling out of my depth, however getting desperate and don't know where to turn next.
I am in Australia and purchased a brand new GT-I9300 from eBay around 3 weeks ago which was shipped from Shanghai, China.
It turned up running 4.1.2 and worked just fine. I tried using the software update feature on the phone to see if 4.3 was available, however, I got the error message to say that because the phone had been modified, software upgrades were unavailable. I mentioned this on a local forum here, and someone kind offered to help me upgrade to 4.3 using Odin.
Turns out the phone was shipped to me rooted and had SuperSU installed. Had to install and run Triangle Away to reset binary counter first. Then installed Odin and followed the links to the firmware and this is where it started going wrong. Fist attempt resulted in a boot loop and could not enter recovery mode to factory reset, however could access download mode, so flashed with 4.3 recovery firmware which got the phone to boot up. Then flashed 4.3 stock firmware again, which was successful this time. However, when trying to make calls or send text messages, the error message on the screen is "Not registered on network". Have tried going back to 4.1.2 and upgrading using Kies, but same result. Then tried the patch from here http://forum.xda-developers.com/showthread.php?t=2745274 and still no luck.
I then sent the phone half way across Australia to Official Samsung Specialist Repair Centre, however, they called me yesterday, to say that because it was an international model, they can't/won't help as they don't have access to international firmware.
If anyone here can help me to get this phone working again, I would be very grateful. Thanks.
rakhurst said:
Hello All, I'm pretty new to all this and am feeling out of my depth, however getting desperate and don't know where to turn next.
I am in Australia and purchased a brand new GT-I9300 from eBay around 3 weeks ago which was shipped from Shanghai, China.
It turned up running 4.1.2 and worked just fine. I tried using the software update feature on the phone to see if 4.3 was available, however, I got the error message to say that because the phone had been modified, software upgrades were unavailable. I mentioned this on a local forum here, and someone kind offered to help me upgrade to 4.3 using Odin.
Turns out the phone was shipped to me rooted and had SuperSU installed. Had to install and run Triangle Away to reset binary counter first. Then installed Odin and followed the links to the firmware and this is where it started going wrong. Fist attempt resulted in a boot loop and could not enter recovery mode to factory reset, however could access download mode, so flashed with 4.3 recovery firmware which got the phone to boot up. Then flashed 4.3 stock firmware again, which was successful this time. However, when trying to make calls or send text messages, the error message on the screen is "Not registered on network". Have tried going back to 4.1.2 and upgrading using Kies, but same result. Then tried the patch from here http://forum.xda-developers.com/showthread.php?t=2745274 and still no luck.
I then sent the phone half way across Australia to Official Samsung Specialist Repair Centre, however, they called me yesterday, to say that because it was an international model, they can't/won't help as they don't have access to international firmware.
If anyone here can help me to get this phone working again, I would be very grateful. Thanks.
Click to expand...
Click to collapse
The link you gave was for the just for the mg4 modem try the patched modem and kernel from here >> https://drive.google.com/folderview...=sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#lis << flash with a custom recovery not Odin! If you get a bootloop boot to recovery and factory reset.
tallman43 said:
The link you gave was for the just for the mg4 modem try the patched modem and kernel from here flash with a custom recovery not Odin! If you get a bootloop boot to recovery and factory reset.
Click to expand...
Click to collapse
Thank You. The phone was posted back to me yesterday, but I won't receive it back until the end of the week. Once I get it back, I'll try this out.
I'm very sorry to have to ask this, but could you give me a bit of a step by step by what you mean?
Thank You again.
tallman43 said:
The link you gave was for the just for the mg4 modem try the patched modem and kernel. Flash with a custom recovery not Odin! If you get a bootloop boot to recovery and factory reset.
Click to expand...
Click to collapse
Many thanks tallman43, I managed to get someone to give me a hand with giving your idea a try. Just wanted to let you know that it worked, and my GT-I9300 is now back up and connecting to the network and running with 4.3. Thanks again, and much appreciated.

Bootloop after flashing stock firmare missing imei no baseband

Gus, I really need help.
I was trying 6.0.1. update from 6.0. I made a backup of 6.0 before trying 6.0.1. BUT after flashing 6.0.1 there was no signal and also no network avalible com.phone keep FC. So I've flashed stock firmware for my device. And after that I'm keep getting to bootloop but if I flash custom kernel phone reboot but witnout signal and also there is unknown baseband and no IMEI. I have my S/N and IMEI on piece od paper. I've tried many things on XDA but nothing worked, I also tried to flash ROM with xposed to change IMEI but still no signal........ Im desperate.... Can someone help me please?
How did you upgrade? Do you have a nandroid backup?
AdisCZ said:
Gus, I really need help.
I was trying 6.0.1. update from 6.0. I made a backup of 6.0 before trying 6.0.1. BUT after flashing 6.0.1 there was no signal and also no network avalible com.phone keep FC. So I've flashed stock firmware for my device. And after that I'm keep getting to bootloop but if I flash custom kernel phone reboot but witnout signal and also there is unknown baseband and no IMEI. I have my S/N and IMEI on piece od paper. I've tried many things on XDA but nothing worked, I also tried to flash ROM with xposed to change IMEI but still no signal........ Im desperate.... Can someone help me please?
Click to expand...
Click to collapse
Ull need to flash stock with odin or smart switch thats the only way to recover imei or try restoring just the efs partition from the backup u made.
I've tried everything also flashing official firmware and so on, but nothing.... Still no base or IMEI... I don't have EFS backup - I know I'm retard....
AdisCZ said:
I've tried everything also flashing official firmware and so on, but nothing.... Still no base or IMEI... I don't have EFS backup - I know I'm retard....
Click to expand...
Click to collapse
Same here (Think we done the same thing with the Marshmallow 6.0.1 leak) I backed up, but the new version of TWRP I have has EFS as a separate option, I never even noticed and never backed it up.
However I Flash with smartswitch, and after reflashing the bootloader with odin and a Root Kernel, I can boot into the device and using root explorer, I CAN see my EFS folder. I deleted the .nv_data.bin files and changed the .nv_data.bak to .nv_data.bin (was an older date) and I now have the network options back but a generic IMEI and can't register on a network.
I feel SO close to getting it up and running, but if smartswitch can't help, not fully anyway, I'm not 100% I can be rescued either.
killyouridols said:
Same here (Think we done the same thing with the Marshmallow 6.0.1 leak) I backed up, but the new version of TWRP I have has EFS as a separate option, I never even noticed and never backed it up.
However I Flash with smartswitch, and after reflashing the bootloader with odin and a Root Kernel, I can boot into the device and using root explorer, I CAN see my EFS folder. I deleted the .nv_data.bin files and changed the .nv_data.bak to .nv_data.bin (was an older date) and I now have the network options back but a generic IMEI and can't register on a network.
I feel SO close to getting it up and running, but if smartswitch can't help, not fully anyway, I'm not 100% I can be rescued either.
Click to expand...
Click to collapse
I've called to my local service center and they said that they will reflash firmware fo 450 CZK (about 17 euros) and It will be done in 1 hour 30 minutes. So I will se what they can do with it. I've tried everything... and right now I don't know what else I can do. But If you figurate out how to fix it let me know Thanks!
Ive also heard that if you flashing each partion one at a time with odin that has fixed it for some
xstokerx said:
Ive also heard that if you flashing each partion one at a time with odin that has fixed it for some
Click to expand...
Click to collapse
What do you mean? Each part of Firmware? Is there any quide how to do that?
http://www.droidviews.com/extract-system-img-files-or-system-dump-of-android-devices-on-windows/
This might help i think u can just rename the tar to a zip or rar and extract the img files but i might be rong i havent done it on samsung phones only on my nexus 5
So my progress is that phone can now see networks, but still have srong SN and IMEI and also can't connect to the network...
AdisCZ said:
So my progress is that phone can now see networks, but still have srong SN and IMEI and also can't connect to the network...
Click to expand...
Click to collapse
That's as far as I got as well. At least we got to the same place
https://www.youtube.com/watch?v=Pai4BH3AWq8
For older Samsungs but might be worth a shot as it's already broken
same here
jockep said:
https://www.youtube.com/watch?v=Pai4BH3AWq8
For older Samsungs but might be worth a shot as it's already broken
Click to expand...
Click to collapse
Can't use codes on dialer, don't know why......
BAD NEWS.... Service center told me that they need to change motherboard.... 340 euros.... ****ing beta!
AdisCZ said:
BAD NEWS.... Service center told me that they need to change motherboard.... 340 euros.... ****ing beta!
Click to expand...
Click to collapse
Really ? --'
darbishh57070 said:
Really ? --'
Click to expand...
Click to collapse
No it's a JOKE! Yeah really
AdisCZ said:
No it's a JOKE! Yeah really
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Click to collapse
I got 3 old smartswitch backup and i find a file with the imei and everything , do you think its possible to backup this files ?
You CAN recover your phone with smartswitch, there is an emergency recovery function with a IMEI and SN input option, some users who used the same threat (android 6.0.1) and has lost their efs partition reported that smartswitch worked.
I've done this procedure too for some weeks to recover my phone an everything is working fine.
possibly with root explorer

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