S3 GT-I9300 Custom Rom - Galaxy S III Q&A, Help & Troubleshooting

I have an s3 gt-i9300
I have stock 4.3 installed on my s3
Why is that whenever I install a custom rom whether it's cyanogenmod , omni rom or aosp rom I loose my GSM connectivity.
Somebody please help me in installing a cuatom rom
Sent from my GT-I9300 using XDA Free mobile app

abubakarsohail said:
I have an s3 gt-i9300
I have stock 4.3 installed on my s3
Why is that whenever I install a custom rom whether it's cyanogenmod , omni rom or aosp rom I loose my GSM connectivity.
Somebody please help me in installing a cuatom rom
Sent from my GT-I9300 using XDA Free mobile app
Click to expand...
Click to collapse
screens, system version, which custom ROMs (versions).... without such basic info - sorry, but no one here is a magician

spamtrash said:
screens, system version, which custom ROMs (versions).... without such basic info - sorry, but no one here is a magician
Click to expand...
Click to collapse
Sorry
Well I tried the CM 11 installer and nightlies both version
I tried the latest build of omni rom
Herw are the screen shots
Sent from my GT-I9300 using XDA Free mobile app

Did your phone work normally on stock 4.3 or did you have to use patched modem and kernel to gain network?
Did the custom rom install a modem or use the existing?
Full wipe and factory reset before flashing?

boomboomer said:
Did your phone work normally on stock 4.3 or did you have to use patched modem and kernel to gain network?
Did the custom rom install a modem or use the existing?
Full wipe and factory reset before flashing?
Click to expand...
Click to collapse
Yes my phone works normal on stock 4.3 I didn't use any patched modem or kernel
Custom rom used the existing modem
Yes I did full wipe and factory reset before flashing

Anyone to help?????
Please!!!
Sent from my GT-I9300 using XDA Free mobile app

abubakarsohail said:
Anyone to help?????
Please!!!
Sent from my GT-I9300 using XDA Free mobile app
Click to expand...
Click to collapse
I recommend installing latest PhilZ recovery then use the option in settings to install a new rom this wipes everything you need for a clean install then flash the rom in recovery don't use cm installer..

tallman43 said:
I recommend installing latest PhilZ recovery then use the option in settings to install a new rom this wipes everything you need for a clean install then flash the rom in recovery don't use cm installer..
Click to expand...
Click to collapse
I don't have a SD Card so where am I supposed to put the rom?
I guess full wipe will also delete the rom.
Also, should I root the device first?

abubakarsohail said:
I don't have a SD Card so where am I supposed to put the rom?
I guess full wipe will also delete the rom.
Also, should I root the device first?
Click to expand...
Click to collapse
If you don't have a ext Sd card don't try my suggestion! I would only ever advise a full wipe if you have a ext sd card just in case anything goes wrong plus like you said where would you put the rom. I would strongly suggest you getting a ext card no matter how small if you are flashing roms.

tallman43 said:
If you don't have a ext Sd card don't try my suggestion! I would only ever advise a full wipe if you have a ext sd card just in case anything goes wrong. I would strongly suggest you getting a ext card no matter how small if you are flashing roms.
Click to expand...
Click to collapse
Okay, I'll buy a SD Card, flash the ROM and report back.

tallman43 said:
If you don't have a ext Sd card don't try my suggestion! I would only ever advise a full wipe if you have a ext sd card just in case anything goes wrong plus like you said where would you put the rom. I would strongly suggest you getting a ext card no matter how small if you are flashing roms.
Click to expand...
Click to collapse
I did as you said but still no luck

abubakarsohail said:
I did as you said but still no luck
Click to expand...
Click to collapse
Very strangeGlad to see you got a a ext sd card this will save you a lot of trouble in the future..
The steps I would take now would be after you have installed your 4.4 rom boot it up then reboot into recovery and flash a separate modem you could use one >> https://mega.co.nz/#!PQZDiRYY!V3pk5H24zuhI4xmE-RvF5gRKJ9N4ECg9YqEg09neX84 << and see if that works.
Also did you backup your efs when you where on stock 4.3 if not flash stock then backup your efs then try the steps above....

tallman43 said:
Very strangeGlad to see you got a a ext sd card this will save you a lot of trouble in the future..
The steps I would take now would be after you have installed your 4.4 rom boot it up then reboot into recovery and flash a separate modem you could use one >> https://mega.co.nz/#!PQZDiRYY!V3pk5H24zuhI4xmE-RvF5gRKJ9N4ECg9YqEg09neX84 << and see if that works.
Also did you backup your efs when you where on stock 4.3 if not flash stock then backup your efs then try the steps above....
Click to expand...
Click to collapse
No, I didn't make a backup of efs
I also want to mention one thing
Currently, I have 4.1.2 installed on my s3
Since my network was not working so I flashed the stock rom
Should I make a backup of efs on 4.1.2 or should I upgrade to 4.3 and then make a backup of EFS?

abubakarsohail said:
No, I didn't make a backup of efs
I also want to mention one thing
Currently, I have 4.1.2 installed on my s3
Since my network was not working so I flashed the stock rom
Should I make a backup of efs on 4.1.2 or should I upgrade to 4.3 and then make a backup of EFS?
Click to expand...
Click to collapse
Now you have confused me even more! I thought you said in your previous post that you had connection on 4.3 stock rom if so why are you on 4.1.2 ?. Stock rom 4.3 is efs v2 and stock rom 4.1.2 is efs v1 if you have no connection on 4.3 then this is your problem you still have efs v1 which will not work on 4.3 or any of the newer roms please confirm that you have a signal on 4.3 stock rom.

tallman43 said:
Now you have confused me even more! I thought you said in your previous post that you had connection on 4.3 stock rom if so why are you on 4.1.2 ?. Stock rom 4.3 is efs v2 and stock rom 4.1.2 is efs v1 if you have no connection on 4.3 then this is your problem you still have efs v1 which will not work on 4.3 or any of the newer roms please confirm that you have a signal on 4.3 stock rom.
Click to expand...
Click to collapse
I don't know why but I get my connectivity on both 4.1.2 and 4.3 as well
If you want proof I can post screenshots
And yes I flashed the modem you gave me but it also didn't work
Screenshots attached

abubakarsohail said:
I don't know why but I get my connectivity on both 4.1.2 and 4.3 as well
If you want proof I can post screenshots
And yes I flashed the modem you gave me but it also didn't work
Screenshots attached
Click to expand...
Click to collapse
Ok that's good it means you are on v2 efs which is good..I just needed to confirm that you had v2 efs I thought you might have been on 4.1.2 because of no signal.
I must admit this is a strange one because the asop roms,omni roms etc don't change your baseband which can effect your signal.There is one more option you could try use this patched modem >> http://forum.xda-developers.com/gal...ck-firmware-i9300xxemg4-t2377731/post43946365 << by JustArchi look at post 15. Flash your rom then boot into it then reboot into recovery and then flash JustArchi modem see if that works.(Even though I don't think that is the problem)
Also your efs make sure you back it up preferably when you are on 4.3 stock rom.

tallman43 said:
Ok that's good it means you are on v2 efs which is good..I just needed to confirm that you had v2 efs I thought you might have been on 4.1.2 because of no signal.
I must admit this is a strange one because the asop roms,omni roms etc don't change your baseband which can effect your signal.There is one more option you could try use this patched modem >> http://forum.xda-developers.com/gal...ck-firmware-i9300xxemg4-t2377731/post43946365 << by JustArchi look at post 15. Flash your rom then boot into it then reboot into recovery and then flash JustArchi modem see if that works.(Even though I don't think that is the problem)
Also your efs make sure you back it up preferably when you are on 4.3 stock rom.
Click to expand...
Click to collapse
Off topic question
Will this modem get my network back if I flash 4.0.4 on my s3?

tallman43 said:
Ok that's good it means you are on v2 efs which is good..I just needed to confirm that you had v2 efs I thought you might have been on 4.1.2 because of no signal.
I must admit this is a strange one because the asop roms,omni roms etc don't change your baseband which can effect your signal.There is one more option you could try use this patched modem >> http://forum.xda-developers.com/gal...ck-firmware-i9300xxemg4-t2377731/post43946365 << by JustArchi look at post 15. Flash your rom then boot into it then reboot into recovery and then flash JustArchi modem see if that works.(Even though I don't think that is the problem)
Also your efs make sure you back it up preferably when you are on 4.3 stock rom.
Click to expand...
Click to collapse
I again did what you said but still no luck. This time I flashed cyanogenmod.
Looks like I will never be able to taste a cutom rom

abubakarsohail said:
I again did what you said but still no luck. This time I flashed cyanogenmod.
Looks like I will never be able to taste a cutom rom
Click to expand...
Click to collapse
It is strange not something I have come across before:crying: maybe somebody with a bit more knowledge might see your thread and help:good:As for the 4.0.4 rom you mentioned your efs which is v2 works on 4.3 and 4.1 not sure about 4.0.4 but I would strongly suggest keeping away from ics roms they have the sleep of death issue which is very bad news and you definitely don't want that...

tallman43 said:
It is strange not something I have come across before:crying: maybe somebody with a bit more knowledge might see your thread and help:good:As for the 4.0.4 rom you mentioned your efs which is v2 works on 4.3 and 4.1 not sure about 4.0.4 but I would strongly suggest keeping away from ics roms they have the sleep of death issue which is very bad news and you definitely don't want that...
Click to expand...
Click to collapse
Just want to add something
I used to install custom roms often. All of them worked perfectly fine
When I saw my flash counter it was 20+
So, I decided to use triangle away
Since then I am unable to flash any custom rom with working network successfully

Related

[Q] Signal problems

Hey guys i have been having some signal problems with my ace, but I only have them when inside my house. This started happening when I flashed gingerbread 2.3.5 to get a custom rom for my Ace (which is awesome btw!) the rom I am currently using is WP7 Rom by Jinavs. I have googled & searched a lot and all I found was a code to change the GSM too 900/1800 but I tried the code and it said that it was invalid, the code is *#2263#. Then I read something about changing the phone's modem is this possible on custom firmware? I never had any problems when I was on Stock Froyo 2.2.1. Any help guys?
Also master reset or factory reset does not work :/
what I do sometimes is airplane mode or turn off the phone and it sometimes works
and it only happens inside my house it works fine in any other place.
Any help will be appreciated
Use 2.3.4 Asia version ddkq6 no signal problems.and use cm7.2 fat kang by frozen ace more steadier ...
Hit thanxs if I helped
Sent from my GT-S5830 using xda premium
shailpancholi said:
Use 2.3.4 Asia version ddkq6 no signal problems.and use cm7.2 fat kang by frozen ace more steadier ...
Hit thanxs if I helped
Sent from my GT-S5830 using xda premium
Click to expand...
Click to collapse
I'm from Puerto Rico if that changes anything. Also is this risky? would it brick my phone because the Rom I'm using is based on XWKS2
Also how would I flash the modem only?
And I would like to keep this rom because I love WP7 xD
Anyone? :/
Reflash with stock gb rom for your region
Sent from your phone
an0nym0us_ said:
Reflash with stock gb rom for your region
Sent from your phone
Click to expand...
Click to collapse
But if I do that I will lose the custom rom
I wanna find a way to keep custom rom but get rid of signal problems inside my house.
Is it possible?
iAreBeRtii said:
But if I do that I will lose the custom rom
I wanna find a way to keep custom rom but get rid of signal problems inside my house.
Is it possible?
Click to expand...
Click to collapse
create a cwm backup then. the point of reflashing stock rom is to get correct modem for your region. after that u can just restore the cwm backup, it wont overwrite the modem.
an0nym0us_ said:
create a cwm backup then. the point of reflashing stock rom is to get correct modem for your region. after that u can just restore the cwm backup, it wont overwrite the modem.
Click to expand...
Click to collapse
Ok I found stock 2.3.4 for my region does that work?
My phone is in 2.3.5
iAreBeRtii said:
Ok I found stock 2.3.4 for my region does that work?
My phone is in 2.3.5
Click to expand...
Click to collapse
yes. even if its 2.3.3 it doesnt concern u. u only need the modem.
an0nym0us_ said:
yes. even if its 2.3.3 it doesnt concern u. u only need the modem.
Click to expand...
Click to collapse
Ok but the firmware is a 1 package.
Am I going to flash only the modem or the whole rom?
whole rom. even if after flashing it doesnt boot/stuck on boot/bootloop, just restore previous cwm backup and see if the modem version in phone setting changed
an0nym0us_ said:
whole rom. even if after flashing it doesnt boot/stuck on boot/bootloop, just restore previous cwm backup and see if the modem version in phone setting changed
Click to expand...
Click to collapse
Ok so let me get this right.
1. Backup with CWM
2. Flash Rom with ODIN
3. go into CWM and restore backup
4. check modem
am I missing anything?
Sorry if I ask a lot I just don't wanna eff up my phone
yes correct.
an0nym0us_ said:
yes correct.
Click to expand...
Click to collapse
Ok I will do that and get back to you
If it works I'll click thanks on all your posts 'till I run out of thanks for the day
whoops.. need to correct a thing.
after flashing with odin u need to reflash cwm from stock recovery first before u can restore previous cwm backup, because odin overwrite the whole phone to stock including recovery
an0nym0us_ said:
whoops.. need to correct a thing.
after flashing with odin u need to reflash cwm from stock recovery first before u can restore previous cwm backup, because odin overwrite the whole phone to stock including recovery
Click to expand...
Click to collapse
Oh ok then imma search the forum for the CWM
already restoring backup
OMG THANKS DUDE you made a guy in puerto rico really happy right now I will try the FW out and will report back well here I go as I promised thanks to your posts
an0nym0us_ said:
whoops.. need to correct a thing.
after flashing with odin u need to reflash cwm from stock recovery first before u can restore previous cwm backup, because odin overwrite the whole phone to stock including recovery
Click to expand...
Click to collapse
This is off-topic but can you help me with a sound issue i have?
it seems the system sounds (dialer, keyboard, etc) stopped working lately :/
also i downloaded those 3rd party apk's and they didn't do anything.
I remember like last saturday I did something and they started working but I don't remember what D:
Do you know how to fix this?
iAreBeRtii said:
This is off-topic but can you help me with a sound issue i have?
it seems the system sounds (dialer, keyboard, etc) stopped working lately :/
also i downloaded those 3rd party apk's and they didn't do anything.
I remember like last saturday I did something and they started working but I don't remember what D:
Do you know how to fix this?
Click to expand...
Click to collapse
clear data/factory reset from cwm. note that u'll lost all data when doing so, but if its not working either even after factory reset then just restore the cwm backup
its worth a try

[Q] Can this phone info use OMEGA,Wanam or other ROM?

Hi Pros,
I'm newbie here just want to know with my phone info, can I upgrade to OMEGA, Wanam or other ROM? This is my Phone info (Samsung Galaxy S3) :-
Model number
GT-I9300
Android Version
4.0.4
Baseband version
I9300DXLEA
Kernal version
3.0.15-705505-user
[email protected] #1
SMP PREEMPT Mon Jun 11 22:24:05 KST
2012
Build number
IMM76D.I9300XXALF6
Thank you for helping me...
i9300 is the international phone, so yes.
The installled ROM, kernel and baseband are irrelevant if you want to change ROM.
d4fseeker said:
i9300 is the international phone, so yes.
The installled ROM, kernel and baseband are irrelevant if you want to change ROM.
Click to expand...
Click to collapse
Thank you for the answer...
Any recommendation stable and fast ROM for me?
Another question if I want to flash to OMEGA 7.0 ROM can I just simply flash from my phone setup now : IMM76D.I9300XXALF6? Because ROM OMEGA 7.0 they use Based on XXALF5...Should I downgrade to XXALF5 then flash rom to OMEGA 7.0 or I can straight away flash base on my current setup?
Still learning and learning and learning and learning....Please don't dont giveup teaching me...hehehe...
Read and follow directions of the Rom you choose. Make sure you do backup first then,if you don't like it you can go back or flash another. Runs are pretty subjective and cater for a variety of tastes so hard to recommend one. Most want super fast with best battery life but there is a trade off
Sent from my GT-I9300T using Tapatalk 2
.Should I downgrade to XXALF5 then flash rom to OMEGA 7.0 or I can straight away flash base on my current setup?
Click to expand...
Click to collapse
You should always factory-reset when changing Rom's.
It thus doesn't matter what ROM and version you come from and go to.
Any recommendation stable and fast ROM for me?
Click to expand...
Click to collapse
I'm still running ALE8 with Siyahkernel. Works great after a few customizations and tweaks applied as found here in the forum. Most ROM's have trade-off's (e.g. they want to slim it down and remove libraries or features I consider worth it)
You won't see a real performance difference between Samsung-based ROM's.
Actually you _WILL_ see a difference at the beginning since your phone is then again factory-new without lots and lots of apps and background services.
d4fseeker said:
You should always factory-reset when changing Rom's.
It thus doesn't matter what ROM and version you come from and go to.
I'm still running ALE8 with Siyahkernel. Works great after a few customizations and tweaks applied as found here in the forum. Most ROM's have trade-off's (e.g. they want to slim it down and remove libraries or features I consider worth it)
You won't see a real performance difference between Samsung-based ROM's.
Actually you _WILL_ see a difference at the beginning since your phone is then again factory-new without lots and lots of apps and background services.
Click to expand...
Click to collapse
Hurm that mean you only flash kernal only not the ROM issit?
jeffnz said:
Read and follow directions of the Rom you choose. Make sure you do backup first then,if you don't like it you can go back or flash another. Runs are pretty subjective and cater for a variety of tastes so hard to recommend one. Most want super fast with best battery life but there is a trade off
Sent from my GT-I9300T using Tapatalk 2
Click to expand...
Click to collapse
Thank you for the info...will try find the best rom suite with me...
Exactly. I find the Rom to be good enough as-is atm. And believe me, I'm picky =)
Sent from my GT-I9300 using xda premium
Why I can't paste Omega 7.0 ROM in my Internal SD Card?
Is sit because the file is to big or the format files?
I9300_Omega_v7.0_XXALF5.zip = 663MB
Can Paste already...After redownload the rom...
Ok now I have already in Omega 7.0 ROM. How to get my contact and sms back? I have already backup using nandroid...should I just restore it?
sayut said:
Ok now I have already in Omega 7.0 ROM. How to get my contact and sms back? I have already backup using nandroid...should I just restore it?
Click to expand...
Click to collapse
Wrong very wrong, you sync contact with Gmail before flashing custom ROM? If not, you will loss everything,
Sent from my GT-I9300 using Tapatalk 2
Contact no problem....I mean sms...Like this...If I want to flash to other rom I need to fully wipe issit... 1. Wipe Data 2. Wipe Cache 3. Wipe Davik... So All gone...like brand new phone...I have already do nandroid backup..but If I restore back it will go back my previous rom...
So how to backup sms only so I can restore to any flash rom?
Thank you for helping...
sayut said:
Contact no problem....I mean sms...Like this...If I want to flash to other rom I need to fully wipe issit... 1. Wipe Data 2. Wipe Cache 3. Wipe Davik... So All gone...like brand new phone...I have already do nandroid backup..but If I restore back it will go back my previous rom...
So how to backup sms only so I can restore to any flash rom?
Thank you for helping...
Click to expand...
Click to collapse
Via KIES i think or get an SMS backup app from the market .
jje

[Q] Stock XXEMG4 to CM 10.1

I don't know how to go CM 10.1 temasek build from XXEMG4. Whenever I try, it'd always show up no service or no signal at all
Things I've tried (Take note I've Wipe Cache and Data all the time)
1. Flashed build then flashed modem from JustArchi
2. Flashed build then Gapps then Modem
3, Backed Up using ktool, flashed build then gapps then modem, then restored efs
4. Repeated number 4 over and over again
Any help would be appreciated!! I really wanna try Temasek's 116.1 build since it looks very promising and it's his last unofficial build of 4.2.2
Did you flash MG4 modem again?
I think you need to flash a version without ril
slaphead20 said:
Did you flash MG4 modem again?
I think you need to flash a version without ril
Click to expand...
Click to collapse
Yes I've done that already. I've flashed the emergency.zip of JustArchi already with modem XXEMG4 yet it marked no signal. Thank goodness I made a backup of my Rom
Try a different recovery like philz custom cwm, to really wipe everything out, make a clean slate to work on.
Sent from my GT-I9300
katinatez said:
Try a different recovery like philz custom cwm, to really wipe everything out, make a clean slate to work on.
Sent from my GT-I9300
Click to expand...
Click to collapse
same result, no service
Here's what I did
1. Flashed Philz
2. Clear data to flash new rom
3. gapps
4. flashed modem
5. Restored efs
Note: My Imei is present and my baseband is XXEMG4 but I still have no signal and no service.. I dont know what to do :/
Edit: It worked!! Thanks so much!! I can finally use it I just had to wait for an hour or so. Thank you!
Glad you got it working!
Sent from my GT-I9300
I give up (
It keeps becoming no signal over and over again. I guess I gotta stick to sammy roms... Thanks for the helps!
hezirance said:
I give up (
It keeps becoming no signal over and over again. I guess I gotta stick to sammy roms... Thanks for the helps!
Click to expand...
Click to collapse
You could try the MG2 modem

ROM Dilema

Can I flash an updated firmware jellybean 4.3 on my s3? Or is it advisable to just flash the 4.1.2 that was official release on my region which is from the philippines??. The reason why I'm looking for advice bec. I accidentally wiped my internal storage thru twrp, and with no back up flashing a stock firmware I think is my only choice??
Sent from my Nexus 7 using XDA Premium 4 mobile app
You seem to be missing some basic knowledge, wiping internal storage makes no difference to rom -unless you formatted system, in which case you'll need to flash something.
If your local 4.1.2 rom is at least emg4 then you can update to latest euro 4.3 then flash your local modem for best results. If your local modem is earlier than emg4 then stay on 4.1, otherwise you'll get updated to efs v2 with no compatible modem.
Backup efs before you flash, factory reset before first boot.
frdrik said:
Can I flash an updated firmware jellybean 4.3 on my s3? Or is it advisable to just flash the 4.1.2 that was official release on my region which is from the philippines??. The reason why I'm looking for advice bec. I accidentally wiped my internal storage thru twrp, and with no back up flashing a stock firmware I think is my only choice??
Sent from my Nexus 7 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
you can try mokee ( a custom rom for your device ) ROM
when you can get upto date with android why worrying about 4.3 or 4.1
if u really want stock i ll say 4,3
boomboomer said:
You seem to be missing some basic knowledge, wiping internal storage makes no difference to rom -unless you formatted system, in which case you'll need to flash something.
If your local 4.1.2 rom is at least emg4 then you can update to latest euro 4.3 then flash your local modem for best results. If your local modem is earlier than emg4 then stay on 4.1, otherwise you'll get updated to efs v2 with no compatible modem.
Backup efs before you flash, factory reset before first boot.
Click to expand...
Click to collapse
I tried to tell him tat and he doesn't want to listen. He made several threads in the same forum alr.
Sent from my GT-I9300 using xda app-developers app
Give a thank if I helped you
Sori guys for making the same thread..I'm stressed so much at work, from 8-5pm, and from 6pm onwards I'm at my parents store,helping them and for them to get some rest, until 11pm..everyday routine in the past 3years...my mind is somewhat kinda afloat..that's why maybe I stupidly made the mistake on my phone...
Sent from my Nexus 7 using XDA Premium 4 mobile app
if you can still enter the recovery,try downloading a flashable rom, place it in an external card, and flashing it from external card..TWRP and CWM can support flashing from external card
if that fails flash this, it's safe but you'll have to go back to zero..that's the latest firmware for i9300
here's a tutorial how to use Odin

[q] flashing 4.4 from 4.1 ?

Hi, there.
I would like to flash a Touchwiz Based 4.4.4 ROM for the International Version of Galaxy S3 (i9300). Currently it is running Android 4.1.2 stock rooted and TWRP installed.
So I wanted to ask aside from the regular flashing procedure if there is any other precaution to be taken.
I will definitely update to TWRP 2.8.6.1. Please let me know if any other file is to be flashed so as to avoid Bricking.
For Eg. Modems, Bootloaders or any other such files. Also feel free to suggest a 4.4 T/W Rom
Thank You.
x0nar said:
Hi, there.
I would like to flash a Touchwiz Based 4.4.4 ROM for the International Version of Galaxy S3 (i9300). Currently it is running Android 4.1.2 stock rooted and TWRP installed.
So I wanted to ask aside from the regular flashing procedure if there is any other precaution to be taken.
I will definitely update to TWRP 2.8.6.1. Please let me know if any other file is to be flashed so as to avoid Bricking.
For Eg. Modems, Bootloaders or any other such files. Also feel free to suggest a 4.4 T/W Rom
Thank You.
Click to expand...
Click to collapse
Make a back up of your current rom,back up everything you need, wipe factory reset in recovery and install 4.4.4.
Make sure to read the instructions in the OP of the rom you want to install eg blekota note4
Siberian Tiger said:
Make a back up of your current rom,back up everything you need, wipe factory reset in recovery and install 4.4.4.
Make sure to read the instructions in the OP of the rom you want to install eg blekota note4
Click to expand...
Click to collapse
Thanks for replying sir. But are you 100% sure that I will not have to flash any modem before flashing Blekota. I've seen a lot of problems of people out here. Some losing EFS. Some losing IMEI. I do not doubt you at all but I would like to exercise precaution on my behalf.
Also My current Baseband Version as it appears in the Settings is DDELK1. So do I need to update it ? Also I won't have problems like Losing My IMEI or Simcard not being detected, Right ?
Thanks Again.
@x0nar: you're right. Flashing a custom-ROM with modem MG4 or newer will mess up your IMEI /net access. So go back to old firmware, fe ELLA, and update via OTA or KIES to JB 4.3. This changes your efs-data version 1 into version 2. Make sure, you have a modem N** afterwards. The you can root again and flash KK or LP-ROM.
rp158 said:
@x0nar: you're right. Flashing a custom-ROM with modem MG4 or newer will mess up your IMEI /net access. So go back to old firmware, fe ELLA, and update via OTA or KIES to JB 4.3. This changes your efs-data version 1 into version 2. Make sure, you have a modem N** afterwards. The you can root again and flash KK or LP-ROM.
Click to expand...
Click to collapse
Never Mind. Already ****ed it up. Flashed Blekota and initially I lost my IMEI. Flashed MJ3 Modem recovered it but no network. Says only Emergency calls Available.
Also flashed MG2 still no progress yet. And you know what the biggest problem is ? The device does not even belong to me. My friend requested me to update it and I messed it up. Any recourse ? The area of my residence is India. Could you please tell me which modem to flash ?.
Thanks
@x0nar: sad. Maybe your efs-data are currupt now. My only suggestion is to flash ELLA-firmware, hoping that OTA-update or KIES rewrite them.
The only right thing in the naive advice of Siberian Tiger is to make a backup. Did you? Then restore 1st.
rp158 said:
@x0nar: sad. Maybe your efs-data are currupt now. My only suggestion is to flash ELLA-firmware, hoping that OTA-update or KIES rewrite them.
The only right thing in the naive advice of Siberian Tiger is to make a backup. Did you? Then restore 1st.
Click to expand...
Click to collapse
Yeah. I did an EFS Backup. Even after restoring, the IMEI still was reflecting "Unknown".
But Never Mind, fortunately it gained a revival after Flashing the MJ3 Radio. However it would not connect to Mobile Network. So I flashed several other Radios and it's all set now and everything works just fine. Thanks for your help
@x0nar: then you belong to the lucky few, fine. But I meant a full backup of /boot, /system, /data. Do this before you experiment with KK.

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