GT-P5100 Sim unlock - Galaxy Tab 2 Q&A, Help & Troubleshooting

Bought GT-P5100 in Germany. Tried all to unlock the SIM - any app helps. What to do?

Have you tried root and then flashing custom rom?

d4ob said:
Have you tried root and then flashing custom rom?
Click to expand...
Click to collapse
I have the same problem. Just flashed the latest CyanogenMod 10 official nightly builds but the sim lock is still there :crying:. anybody an other solution?
greetz
Ruff Rider

d4ob said:
Have you tried root and then flashing custom rom?
Click to expand...
Click to collapse
made root, tried few programs such as Galaxy 3 Unlock etc, but it not works. I can go to CM10 if its really helps, but I think doesn`t matter

Same Problem no connection internet
mr_raven said:
made root, tried few programs such as Galaxy 3 Unlock etc, but it not works. I can go to CM10 if its really helps, but I think doesn`t matter
Click to expand...
Click to collapse
I have the same problem after rom CM10 Install, no signal or pin code from provider.
But if you use te APP Wifi Speed Booster it ask for your pin code and you have contact whit internet (your provider).
But after restart the problem still there.
Have someone I solution, maby a other modem or kernel??????

Still nothing. Looked all internet already

mr_raven said:
Still nothing. Looked all internet already
Click to expand...
Click to collapse
I fixed it by buying an unlock code on the net. Cost me 15£ but It's working fine

ruff rider said:
I fixed it by buying an unlock code on the net. Cost me 15£ but It's working fine
Click to expand...
Click to collapse
Ok, where you bought it - on cellunlocker.net? And where should I put this code?

mr_raven said:
Ok, where you bought it - on cellunlocker.net? And where should I put this code?
Click to expand...
Click to collapse
I used mobile2mobile.net
Putting the code is easy, when you insert the sim and start the tablet it will ask for the code to unlock.

ruff rider said:
I used mobile2mobile.net
Putting the code is easy, when you insert the sim and start the tablet it will ask for the code to unlock.
Click to expand...
Click to collapse
nothing, just say No SIM Card inserted

mr_raven said:
nothing, just say No SIM Card inserted
Click to expand...
Click to collapse
Looks like your sim is not inserted correct. For me I have to push it in using a pin to push it deep enough.

ruff rider said:
Looks like your sim is not inserted correct. For me I have to push it in using a pin to push it deep enough.
Click to expand...
Click to collapse
Its inserted correct, tried 2 different SIMs

mr_raven said:
Its inserted correct, tried 2 different SIMs
Click to expand...
Click to collapse
Hi
Same problem here. Tried different sims too. I bought mine in Singapore. Actually dad bought it for mum and she cant use her SIM. So not cool.

sidgouts said:
Hi
Same problem here. Tried different sims too. I bought mine in Singapore. Actually dad bought it for mum and she cant use her SIM. So not cool.
Click to expand...
Click to collapse
Still not reached this issue

Somebody solved? I think I need to buy new module

mr_raven said:
Somebody solved? I think I need to buy new module
Click to expand...
Click to collapse
Pls, help, I try to do something few monthes

You have to root your device and change nv_data.bin file.
Try this:
1. Copy nv_data.bin file from efs folder to your PC
2. On your PC open nv_data.bin in a hex editor (XVI32 or similar), go to hex address 181468, you should see FF 01 00 00 00
3. change 01 (after FF) to 00 (it's a network lock flag) and save
4. On your tab: delete nv_data.bin and nv_data.bin.md5 from efs folder and put modified one. Then reboot device.
Put you sim card and enjoy

.::Rizwan::. said:
You have to root your device and change nv_data.bin file.
Try this:
1. Copy nv_data.bin file from efs folder to your PC
2. On your PC open nv_data.bin in a hex editor (XVI32 or similar), go to hex address 181468, you should see FF 01 00 00 00
3. change 01 (after FF) to 00 (it's a network lock flag) and save
4. On your tab: delete nv_data.bin and nv_data.bin.md5 from efs folder and put modified one. Then reboot device.
Put you sim card and enjoy
Click to expand...
Click to collapse
WARNING !!!!
This method not working on Samsung Galaxy Tab 2 GT-P5100 (3G)
After i make this method, my tab2 not connecting to GSM network, display "Emergency call only" message instead network GSM name,
i try to scan GSM network manualy, find available networks, select network with coresponding SIM, diplay registered on network,
and if check status connection it show something like Unavailable Service on Orange network and "Emergency call only".
The android settings for 3G Mobile connection is OK, with APN and all settings.
Before i try this method i make a backup EFS with EFS Professional.
After restored my EFS with same program, it working OK mobile connection, but remain locked to network.
DONT TRY THIS METHOD, YOU LOSE 3G MOBILE ON YOUR TABLET !!!

Related

unlock SideKick 4G

Hello All,
I tried unlock the SideKick 4g using the following link and I did found the 8 digits code but that did not work any one please assist I still cant use the phone
http://forum.xda-developers.com/showthread.php?t=1051919
The last link in that thread worked for me
Sent from my SGH-T839 using XDA App
jomarxx said:
The last link in that thread worked for me
Sent from my SGH-T839 using XDA App
Click to expand...
Click to collapse
How did it work for you I found the code only once but still it could not unlock it, can you provide more explnation
When I tried it I was getting frustrated because I was getting 700 hits.... but when I scrolled all the way down on the 699 and 700 they both had the code. I guess everyone had a different experience.
Sent from my SGH-T839 using XDA App
mody said:
Hello All,
I tried unlock the SideKick 4g using the following link and I did found the 8 digits code but that did not work any one please assist I still cant use the phone
http://forum.xda-developers.com/showthread.php?t=1051919
Click to expand...
Click to collapse
Only need replace code,write FFFFFFFF and up upload your phone.
__________
XcachorroX
SOMEBODY help me pls
I got SIDEKICK through ebay,they mention me it was factory unlocked,first time i rooted the device for arabic language,after that in the status bar there was no singal status,i install stock rom still there is no singal status bar,i think may be the ebay guys they cheat me,i order for unlock code ,i get unlock code,but while i insert my simcard it dsnt prompt for me the unlock code?????????????????????????? pls guys help me iam in big trouble?
Unlocking is relatively easy if you have a rooted phone.
You just need to edit /efs/root/afs/settings/nv_data.bin
Use HexEdit or whatever binary editor you have.
Go to address 0x1468 which looks like: ff 01 00 00 00 00 38 36
change 01 to 00 and you will disable a network lock.
As usual, backing up is for weaklings ;-)
btw, this info is available if you search. I am just repeating what others found.
nmil said:
Unlocking is relatively easy if you have a rooted phone.
You just need to edit /efs/root/afs/settings/nv_data.bin
Use HexEdit or whatever binary editor you have.
Go to address 0x1468 which looks like: ff 01 00 00 00 00 38 36
change 01 to 00 and you will disable a network lock.
As usual, backing up is for weaklings ;-)
btw, this info is available if you search. I am just repeating what others found.
Click to expand...
Click to collapse
this didnt work for me i put a simple mobile sim card in my sk4g and it still says not registered on network
XCachorroX said:
Only need replace code,write FFFFFFFF and up upload your phone.
__________
XcachorroX
Click to expand...
Click to collapse
i was having all kinds of troubles i tried everything and this was honestly the only thing that worked. where there is the 01 00 00 00 00 replace the next 8 2 digit combos with all FF and i unlocked mine doing that....
Will keep this in mind, I'm ordering an used AT&T SIM card to unlock both my sidekick and exhibit II from T-mobile, rooted both phones today, and it's the first time I have something else other than a blackberry
Look forward to keep learning
HELP!!
I have tried multiple times to find the code to unlock my Sidekick 4 G but I keep failing. Can someone find it for me? My bml3.bak can be emailed to you if you can help.
nmil said:
Unlocking is relatively easy if you have a rooted phone.
You just need to edit /efs/root/afs/settings/nv_data.bin
Click to expand...
Click to collapse
FWIW, this method worked for me. I had followed the other instructions of finding my code in "bml3", but it didn't unlock my phone (even after restarting it). This method worked as advertised.
For those of you who are a little mystified what these instructions mean or are unsure of how to do this safely, here are some more clues (there are plenty of posts/threads explaining these steps in detail in this forum):
1. Root your phone
2. Get "Android Commander" (a PC application that lets you painlessly move files between your phone and your PC) [[if you are an expert, you don't really need this -- or my clues ]]
3. Copy "/efs/root/afs/settings/nv_data.bin" to your PC. Now, for safety, make another copy of it on your PC called "nv_data.bin-ORIG" or whatever.
4. Get a hex editor. The 010 Editor mentioned in various posts is a popular choice.
5. Edit your PC copy of "nv_data.bin" with your hex editor. Make the change mentioned in nmil's post, save, and exit.
6. Back to Android Commander. Copy your modified PC copy of "nv_data.bin" back to the original location on your phone. You will be overlaying the original copy of the file on your phone. This is the most sensitive step, so don't mess it up.
7. Restart your phone with a SIM card that is not from T-Mobile. You should be all clear now (no unlock prompt).
Sorry if I belabored the point above, but there are lots of posts around from people who are not very experienced with such things. ("I followed your procedure exactly, and now my garage door won't open.")
missing efs folder
wjcarpenter said:
FWIW, this method worked for me. I had followed the other instructions of finding my code in "bml3", but it didn't unlock my phone (even after restarting it). This method worked as advertised.
For those of you who are a little mystified what these instructions mean or are unsure of how to do this safely, here are some more clues (there are plenty of posts/threads explaining these steps in detail in this forum):
1. Root your phone
2. Get "Android Commander" (a PC application that lets you painlessly move files between your phone and your PC) [[if you are an expert, you don't really need this -- or my clues ]]
3. Copy "/efs/root/afs/settings/nv_data.bin" to your PC. Now, for safety, make another copy of it on your PC called "nv_data.bin-ORIG" or whatever.
4. Get a hex editor. The 010 Editor mentioned in various posts is a popular choice.
5. Edit your PC copy of "nv_data.bin" with your hex editor. Make the change mentioned in nmil's post, save, and exit.
6. Back to Android Commander. Copy your modified PC copy of "nv_data.bin" back to the original location on your phone. You will be overlaying the original copy of the file on your phone. This is the most sensitive step, so don't mess it up.
7. Restart your phone with a SIM card that is not from T-Mobile. You should be all clear now (no unlock prompt).
Sorry if I belabored the point above, but there are lots of posts around from people who are not very experienced with such things. ("I followed your procedure exactly, and now my garage door won't open.")
Click to expand...
Click to collapse
Hello ,
What to do if efs folder is empty?
Please help

restoring a lost IMEI

in the process of flashing the phone no longer show it's IMEI in status or in *#06#.
Carrier blocks the phone, i assume because of this.
seems to me that /efs/root/afs/settings/nv_data.bin is corrupted.
there is no backup file. :-( How do I recreate the file? can I use some other file and patch it with the correct IMEI?
zagzag99 said:
in the process of flashing the phone no longer show it's IMEI in status or in *#06#.
Carrier blocks the phone, i assume because of this.
seems to me that /efs/root/afs/settings/nv_data.bin is corrupted.
there is no backup file. :-( How do I recreate the file? can I use some other file and patch it with the correct IMEI?
Click to expand...
Click to collapse
What were you doing prior to this?
Does it ask you for a unlock code?
Details please.
i used odin to flash roms to upgrade to gingerbread.
kc1, kh1, voodoo kernel... it's now at kg6.
the phone was t-mobile unlocked, supposedly.
after i had issues with no calls in or out i noticed the imei reported in software (about phone or *#06#) is 00000000000000.
phone reports registered to the cellular network.
nv_data.bin in /efs/root/afs/settings is only 265kb and in hex editor it's all FF apart from one location with 00000000 values.
on an identical phone i have imei reported correctly. can i use it to recover the other one?
Sent from my NookColor using xda premium
zagzag99 said:
i used odin to flash roms to upgrade to gingerbread.
kc1, kh1, voodoo kernel... it's now at kg6.
the phone was t-mobile unlocked, supposedly.
after i had issues with no calls in or out i noticed the imei reported in software (about phone or *#06#) is 00000000000000.
phone reports registered to the cellular network.
nv_data.bin in /efs/root/afs/settings is only 265kb and in hex editor it's all FF apart from one location with 00000000 values.
on an identical phone i have imei reported correctly. can i use it to recover the other one?
Sent from my NookColor using xda premium
Click to expand...
Click to collapse
256kb is the right size. It sounds like someone went the route of trying to hex edit the nv_data.bin to unlock and so on.
It's protected by a md5 checksum file.
Try this - back up the nv_data.bin.md5 in the /efs/root/afs/settings folder as well as the nv_data.bin ( just in case ) and DELETE only the nv_data.bin.md5 file. Reboot. Check your IMEI. Post back.
thegoo said:
256kb is the right size. It sounds like someone went the route of trying to hex edit the nv_data.bin to unlock and so on.
It's protected by a md5 checksum file.
Try this - back up the nv_data.bin.md5 in the /efs/root/afs/settings folder as well as the nv_data.bin ( just in case ) and DELETE only the nv_data.bin.md5 file. Reboot. Check your IMEI. Post back.
Click to expand...
Click to collapse
I've tried different, suggested to me in another forum, deleting both files. They got recreated at boot. Still imei zeros.
Sent from my HTC HD2
zagzag99 said:
I've tried different, suggested to me in another forum, deleting both files. They got recreated at boot. Still imei zeros.
Sent from my HTC HD2
Click to expand...
Click to collapse
Did you try just the.md5 file? And also, did you check your lock statuses? *#7465625#
I have tried that didn't help still zeros.
As for locks, it reports all off.
Sent from my HTC HD2
zagzag99 said:
I have tried that didn't help still zeros.
As for locks, it reports all off.
Sent from my HTC HD2
Click to expand...
Click to collapse
Try this.
Download hex editor.
Open hex editor.
Go look for the nv_data.bin file.
Hit options (the paper looking icon on the botton left of your phone) and click jump to address.
Type 1x1468.
After FF, the next 2 digits probably say 00. Try changing it to 01. And reboot.
If it doesnt work, go back to hex editor and change it back to 00 as thats the network lock.....
Sent from my SGH-T959V using XDA Premium App
You mean address 1468 in hex?
Tried it.
It turned back to 00 after reboot.
Imei still in problem.
Do I need to have the sim in?
I took it out for fear of troubling the network.
Sent from my HTC HD2
I guess not. And no. Having the sim in or not, it doesnt really matter. And you can use the phone perfectly with the imei being straight out 0's. You can call, text, and even use data. Tried it for myself . Unless theres someone else with the same imei. Id say thats a pretty low chance seeing that most people want their own unique imei. Sorry i couldnt help. but hope you can solve your problem!
Sent from my SGH-T959V using XDA Premium App
Unfortunately I can't use the phone with IMEI all in Zeros.
The Carrier blocks me out :-(
I can only switch carrier, but that's a hard option.
Do you think this could help?
Anyone had success?
http://forum.gsmhosting.com/vbb/f452/nvm-repair-android-phones-gift-spt-team-1296409/
Some more ideas, anyone?
Sent from my HTC HD2
I dunno i read around the forums try taking out the sim and sd card, delete the md5 file, and factory resetting. Then turn off your phone for 15 minutes. Havent tried it myself
Sent from my SGH-T959V using XDA Premium App
Light-라이트 said:
I dunno i read around the forums try taking out the sim and sd card, delete the md5 file, and factory resetting. Then turn off your phone for 15 minutes. Havent tried it myself
Sent from my SGH-T959V using XDA Premium App
Click to expand...
Click to collapse
Tried that, it results with new efs files being created with the default 000 IMEI :-(
I suspect I found the offsets of the IMEI in the file of the SGS4G (it differs from other models) but I can't decrypt/encrypt it so to write there the correct IMEI value matching the sticker.
Parallel to that I could find people able to do that to other samsung models , but no one that can do that to SGS4G
did u get a solution
hi i am using SGH-t959v samsung galxy s 4g. and i unlocked it using nv_data.bin file modification. after i unlocked it says NO service.
did u find any solution for it

[SOLVED] [Q] EDGE dissappeared. What could be wrong?

Hello. I have a strange problem. My device was originally on Orange but unlocked with xtc clip.
Then I've installed custom rom (Runnymede S V4.01) and everything was OK. But when i decided to change it to Affinity 1.48.0 I've got not working EDGE, only GPRS was working for me. In SETTINGS>About phone> Network Type is Unkwown (Ussually was EDGE). I tried all radios, flashing different roms. And I've mentioned that on MIUI ROM EDGE works correctly but when I install again Sense ROM it disappears. One more thing, that with other SIM Cards everything is OK only with my Current is the problem. I've tried to put it into another phone and EDGE works fine.
What could it be?
Thanks for your answers.
you can try to edit APN configurations or manually set the apns for EDGE/3G etc.
kozalak said:
you can try to edit APN configurations or manually set the apns for EDGE/3G etc.
Click to expand...
Click to collapse
I've tried. It doesn't help.
I've partially solved my problem in this may:
1. I installed Proxuser`s Saga3D V4 ROM with STOCK kernel. (But after first run i do not get EDGE working (only GPRS)).
2. I make a factory reset from SETTINGS.
3. I boot up and get my EDGE working again.
And after this i tried again to install another ROM. This time Endymion V3.1 (Endymion V1.1 kernel). After first boot EDGE was working good, but after first reboot It disappeared again.
Could some tell? Could the reason be in KERNEL? RIL? RADIO on different kernel?
Forgot to add.. My current radio is: 20.28b.30.0805U_38.03.02.11
Hello,
Your network doesn't allow simultaneous data and voice, which in turn causes a setting in build.prop to screw up Edge. In short, you have to:
- open /system/build.prop with any editor that allows mounting /system as writable (ES File Explorer works fine for me and comes pre-installed in Endy)
- Look for a line that says: "ro.ril.enable.dtm=1"
- change to "ro.ril.enable.dtm=0"
- Save, reboot and you're done
Cheers
hvs_ual said:
I've tried. It doesn't help.
I've partially solved my problem in this may:
1. I installed Proxuser`s Saga3D V4 ROM with STOCK kernel. (But after first run i do not get EDGE working (only GPRS)).
2. I make a factory reset from SETTINGS.
3. I boot up and get my EDGE working again.
And after this i tried again to install another ROM. This time Endymion V3.1 (Endymion V1.1 kernel). After first boot EDGE was working good, but after first reboot It disappeared again.
Could some tell? Could the reason be in KERNEL? RIL? RADIO on different kernel?
Forgot to add.. My current radio is: 20.28b.30.0805U_38.03.02.11
Click to expand...
Click to collapse
lowveld said:
Hello,
Your network doesn't allow simultaneous data and voice, which in turn causes a setting in build.prop to screw up Edge. In short, you have to:
- open /system/build.prop with any editor that allows mounting /system as writable (ES File Explorer works fine for me and comes pre-installed in Endy)
- Look for a line that says: "ro.ril.enable.dtm=1"
- change to "ro.ril.enable.dtm=0"
- Save, reboot and you're done
Cheers
Click to expand...
Click to collapse
Oh yes. You're right. My network doesn't support simultaneous voice and data.
Thank you for your answer. I'll try and report the result.
lowveld said:
Hello,
Your network doesn't allow simultaneous data and voice, which in turn causes a setting in build.prop to screw up Edge. In short, you have to:
- open /system/build.prop with any editor that allows mounting /system as writable (ES File Explorer works fine for me and comes pre-installed in Endy)
- Look for a line that says: "ro.ril.enable.dtm=1"
- change to "ro.ril.enable.dtm=0"
- Save, reboot and you're done
Cheers
Click to expand...
Click to collapse
I tried what you suggested, but the network still shows "G" instead of "E" even after changing the value of the dtm to 0.
Any suggestions?
lowveld said:
Hello,
Your network doesn't allow simultaneous data and voice, which in turn causes a setting in build.prop to screw up Edge. In short, you have to:
- open /system/build.prop with any editor that allows mounting /system as writable (ES File Explorer works fine for me and comes pre-installed in Endy)
- Look for a line that says: "ro.ril.enable.dtm=1"
- change to "ro.ril.enable.dtm=0"
- Save, reboot and you're done
Cheers
Click to expand...
Click to collapse
It works. Thank you for your recommendation.
enigmaamit said:
I tried what you suggested, but the network still shows "G" instead of "E" even after changing the value of the dtm to 0.
Any suggestions?
Click to expand...
Click to collapse
First you should change that settings line in /system/build.prop and than do a factory reset from settings. And then you'll get want you need.
hvs_ual said:
It works. Thank you for your recommendation.
First you should change that settings line in /system/build.prop and than do a factory reset from settings. And then you'll get want you need.
Click to expand...
Click to collapse
A factory reset!! So you mean i need to set up everything all over again?!!
enigmaamit said:
A factory reset!! So you mean i need to set up everything all over again?!!
Click to expand...
Click to collapse
Yeah. But you can do a full backup with Titanium backup! Do factory reset and then restore your stuff back.
Also you can try with nandoid backup, from recovery, it should work too.
enigmaamit said:
A factory reset!! So you mean i need to set up everything all over again?!!
Click to expand...
Click to collapse
In my case, I restarted the phone without a sim card, then inserted a different sim card and it detected EDGE network, after that i reinserted my original sim card and the EDGE network was there.
Try if it helps.
Sent from my HTC Vision using Tapatalk
ajhavery said:
In my case, I restarted the phone without a sim card, then inserted a different sim card and it detected EDGE network, after that i reinserted my original sim card and the EDGE network was there.
Try if it helps.
Sent from my HTC Vision using Tapatalk
Click to expand...
Click to collapse
Thanks a ton for that tip!!
Saved me from doing a factory reset!!
I just removed the sim, put in another sim and booted up... it didnt have gprs activated but was from a different carrier.
Then i switched off again, swapped my original sim back into the phone and when i booted up, EDGE is back!!
Thank you for that tip. You're a lifesaver!
Great. Now problem is SOLVED!
Thanks to all who helped.
Thank's It was helpful.

[Q] Invalid IMEI

Dear All Hi,
I have 2 china phones with Android 2.2
which are exactly the same.
After flashing one of them
I get the message:
Invalid IMEI
and the phone cannot connect to
mobile networks and make calls anymore.
Is there a way to copy the good IMEI
of the phone that can make calls
to the invalid IMEI
of the phone that cannot make calls?
Thanks in advance for any info,
ff
can you revert back to the factory or stock ROM, hard reset or something?
Thanks for the reply.
I did the factory data reset
(Settings > Privacy)
but again the same:
Invalid IMEI in the status bar
no mobile networks can be connected
cannot make/receive calls
lamborg said:
can you revert back to the factory or stock ROM, hard reset or something?
Click to expand...
Click to collapse
Please help,
ff
Its probaly because there made in China, and they don't have original Android License.
Did you install a rom that was made for your phone, because it is chinese you know. And you should indeed go back to stock rom
I have installed the rom that was made for my specific phone
and the specific model that i have. (2 of them)
I flashed the phone to get the latest firmware that the phone maker
said was released to fix a lot of bugs.
The phone maker also said they had tested the flash tool
with the latest firmware and the phones were working OK at their end.
But in my case the phone although it was working fine before the upgrade
after the upgrade it shows in the status bar "Invalid IMEI"
and cannot connect to networks and make calls.
Any ideas anyone?
nathan-96 said:
Its probaly because there made in China, and they don't have original Android License.
Did you install a rom that was made for your phone, because it is chinese you know. And you should indeed go back to stock rom
Click to expand...
Click to collapse
Be sure you installed it right. Do factory reset, or search if patch is avaidable
Samsung Galaxy Gio
CM 7.2 20120325 (thanks 2 phiezx)
XDA Premium
Dont say 'thanks', just press the button
Fixed it!
Invalid IMEI
Had to:
1-root it with "SuperOneClick"
2-install "root explorer"
3-copy the file "MP0B_001"
from the good phone to the bad phone.
(Location: /data/nvram/md/NVRAM/NVD_IMEI/.. )
Before rooting, the above file should have been backed up,
but i had the same phone working so a copy did the trick!
ff
ffinder said:
Fixed it!
Invalid IMEI
Had to:
1-root it with "SuperOneClick"
2-install "root explorer"
3-copy the file "MP0B_001"
from the good phone to the bad phone.
(Location: /data/nvram/md/NVRAM/NVD_IMEI/.. )
Before rooting, the above file should have been backed up,
but i had the same phone working so a copy did the trick!
ff
Click to expand...
Click to collapse
good job,
(solved now)
ffinder said:
Dear All Hi,
I have 2 china phones with Android 2.2
which are exactly the same.
After flashing one of them
I get the message:
Invalid IMEI
and the phone cannot connect to
mobile networks and make calls anymore.
Is there a way to copy the good IMEI
of the phone that can make calls
to the invalid IMEI
of the phone that cannot make calls?
Thanks in advance for any info,
ff
Click to expand...
Click to collapse
i have the same problem with galaxy s3 China with dual sim
can u tell me if u fix ur prob ?
ffinder said:
Fixed it!
Invalid IMEI
Had to:
1-root it with "SuperOneClick"
2-install "root explorer"
3-copy the file "MP0B_001"
from the good phone to the bad phone.
(Location: /data/nvram/md/NVRAM/NVD_IMEI/.. )
Before rooting, the above file should have been backed up,
but i had the same phone working so a copy did the trick!
ff
Click to expand...
Click to collapse
great information, bookmarked for future reference if needed, thanks!

[Q] Mobile network unavailable after installing slim rom

Hello,
this is my first time i installed a custom rom.
I downloaded the slim rom from official slim rom website (Slim-i9100-4.4.2.build.5-OFFICIAL-4068).
All work well except the mobile network, I can access 3G and wifi but not to make calls or send sms.
I installed GetRil to verify compatibility between my baseband and my RIL (see attachment).
I downloaded and Ril BVL2 modem and installed from the recovery mode, but no thing work
Please I need your help
ksad said:
Hello,
this is my first time i installed a custom rom.
I downloaded the slim rom from official slim rom website (Slim-i9100-4.4.2.build.5-OFFICIAL-4068).
All work well except the mobile network, I can access 3G and wifi but not to make calls or send sms.
I installed GetRil to verify compatibility between my baseband and my RIL (see attachment).
I downloaded and Ril BVL2 modem and installed from the recovery mode, but no thing work
Please I need your help
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have you checked your APN settings? you may need to change some things depending on your carrier.
Same problem after APN setting changed
efan3719 said:
have you checked your APN settings? you may need to change some things depending on your carrier.
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Click to collapse
Thanks for your answer efan, yes i had checked APN setting.
I copied the setting from my galaxy S4 but the network still unavailable.
Any other ideas ?
ksad said:
Thanks for your answer efan, yes i had checked APN setting.
I copied the setting from my galaxy S4 but the network still unavailable.
Any other ideas ?
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Click to collapse
Goto you settings and check your imei number and check it against the tag on the case under the battery if its what I think it is I had the same when I had a i9100 basicly your efs folder has courpted some how by rights you should of done a back up do a bit of googling its very common and could be easy to restore if I'm correct your device will show a generic imei like this 004999010640000
If yes there are apps on play store that could help restore your efs folder
DO NOT POST YOUR ORIGNAL IMEI ON HERE
if you get stuck pm me and I'll help best I can
There is an amazing guide on here somewhere do a search for it but it shows the steps to take to restore your data settings. u need your msl number there is an app on the market just type msl (must be rooted) and the dial code is ##3282# it will ask for view or edit mode and then the msl code there u can restore your data settings
Sent from my HTC One SV using XDA Free mobile app

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