Downgrade from 4.3 to 4.0.4 - Galaxy S III Q&A, Help & Troubleshooting

It is possible to downgrade from 4.3 to 4.0.4 ? if is,how to do it ? via odin ?

No, unless you have an efs backup from before you upgraded to 4.3.
Also, 4.0 will kill your phone.

why,4.0.4 is stock firmware for s3 when s3 build.

Search and read about SDS, a bug they fixed at 4.1 firmware EMG4. Anything earlier than this will destroyed the nand memory.

slow to upgrade to 4.4.4
why do you think better 4.0.4

ok,can i downgrade to 4.1.2 ? i am now on 4.3 NeatRom.I think device performe faster,little more ram memory is free than 4.3

aSpirit81 said:
ok,can i downgrade to 4.1.2 ? i am now on 4.3 NeatRom.I think device performe faster,little more ram memory is free than 4.3
Click to expand...
Click to collapse
Download 4.1.2 version minimal XXEMG4, not older (letters before G are older, far from G newer) and flash via Odin.
You can find firmware on sammobile (not allowed to post link due to rules).
Also, if you don't know how to flash via Odin, look -> here

i need 4.1.2 for Serbia (Telenor).When i type i9300 on sammobile,just gave me 4.3 firmware

aSpirit81 said:
i need 4.1.2 for Serbia (Telenor).When i type i9300 on sammobile,just gave me 4.3 firmware
Click to expand...
Click to collapse
Here you go
http://www.sammobile.com/firmwares/1/?model=GT-I9300&pcode=MSR#firmware

Related

[Q] firmware

can any one send me 4.2.2 firmware link?
i have 4.0.4 rom and i want to update it to 4.2.2 and before that i want to upgrade my firmware.
thanks in advance
Imanuelt said:
can any one send me 4.2.2 firmware link?
i have 4.0.4 rom and i want to update it to 4.2.2 and before that i want to upgrade my firmware.
thanks in advance
Click to expand...
Click to collapse
Mate....you REALLY need to do some searching and reading before you touch your phone.
You ask for 4.2.2 firmware.....it doesn't exist....4.1.2 firmware is the newest.
You can get newer versions of android in custom ROMs.....but....
SEARCH READ UNDERSTAND LEARN......THEN AND ONLY THEN...DO......
some search suggestions.....
emmc brickbug
Odin flashing
kernel
Rooting
Firmware
custom ROM
Knowledge will help to prevent you from turning your S2 into an expensive paperweight. It's no good providing links unless you know/understand what you're doing......
Sent from my Chameleon powered S2 via XDA Developers App

HELP ME PLEASE! Downgrade SGS3 JB 4.3(Ireland) to stock 4.1.2 :(((( NEED IT SO BAD!

Guys. please hel me. I'm noob in android and I'm new in XDA.I updated my Samsung Galaxy Siii GT-I9300 to a leaked version of JB4.3(Ireland) and I regret it. It eats up my battery so fast and it has some bugs including the music player when locked. I want to restore it to the Stock JB 4.1.2. But I've read some threads that downgrading will cause errors on IMEI/EFS thing ( I badly want to downgrade it and wait for the official release of the Firmware. Please HELP ME GUYSS!
First of all, is your device rooted?
vhngu930 said:
First of all, is your device rooted?
Click to expand...
Click to collapse
Nope. My GT-I9300 is not rooted. I flashed the leaked version of JB through Odin 3.09. it drains my battery. Huhu
noobdroiduser said:
Nope. My GT-I9300 is not rooted. I flashed the leaked version of JB through Odin 3.09. it drains my battery. Huhu
Click to expand...
Click to collapse
Flash the stock ROM through odin
vhngu930 said:
Flash the stock ROM through odin
Click to expand...
Click to collapse
Huhu. But the other threads states that downgrading will cause a problem with my Imei. And leads to no network thing. is there any other way? Or an specific ROM that wont cause that problem? Thanks for lending your time.
noobdroiduser said:
Huhu. But the other threads states that downgrading will cause a problem with my Imei. And leads to no network thing. is there any other way? Or an specific ROM that wont cause that problem? Thanks for lending your time.
Click to expand...
Click to collapse
I did have a GT-9300 and i could not remember how many times i flash up and down stock roms by ODIN and there was no error at all?
4.3 sucks bad...
Yes After downgrading to 4.1.2 My S3 (GT-I9300) does not show any Network. It is just a Emergency Call Only phone now.. Though after coming back to 4.3 again it works fine. I am also pissed off with this stupid update by Samsung. Please help if any buddy can...
Is it the official one from the Samsung website?
just downgrade it to 4.1.2 and flash a 4.1.2 modem, it will surely work.
Downgrade SGS3 4.3 to 4.1.2
I had similar issue upgraded to UK Stock 4.3 from Samfirmware ad had a terrible experience. I came across this 4.1.2 stock rom for Germany that worked with no issues as this one has MG4 modem that reads EFS2 partition newly implemented by Samsung,
Product Code: MBC
PDA: I9300XXEMG4
CSC: I9300MBCEMH1
MODEM: I9300XXEMG4
simply flash it through ODIN
http://www.hotfile.com/dl/250954845/08fe425/I9300XXEMG4_I9300MBCEMH1_MBC.zip.html
If your S3 doesn't reboot on its own, enter Recovery Mode by pressing Volume Up + Power + Home button simultaneously and then performing a Data Wipe/Factory Reset and wipe any cache partition. Then select Reboot System Now and you should be good to go.
Hope your problem will also solved as mine. Click Thanks if it works

QUestion About JB 4,3 AND JB 4.1.2

I'm now using leaked firmware 12\12\2013 open europe by the way i'm 4m egypt , and now i wanna downgrade to 4.1.2 i already backed up efs on 4.3 jb rom shall now i install 4.1.2 or i shoul do any other steps .
another question is swiss 26\12\2013 4.3 the most stable and fast rom or if it is not , what else is good
ahmedhels3iiidy said:
I'm now using leaked firmware 12\12\2013 open europe by the way i'm 4m egypt , and now i wanna downgrade to 4.1.2 i already backed up efs on 4.3 jb rom shall now i install 4.1.2 or i shoul do any other steps .
another question is swiss 26\12\2013 4.3 the most stable and fast rom or if it is not , what else is good
Click to expand...
Click to collapse
and began to leave 4.3 official few days ago. if you downgrade to 4.1.2 can install a modem having supeior mg4 or so you would not have problems imei.
ahmedhels3iiidy said:
I'm now using leaked firmware 12\12\2013 open europe by the way i'm 4m egypt , and now i wanna downgrade to 4.1.2 i already backed up efs on 4.3 jb rom shall now i install 4.1.2 or i shoul do any other steps .
another question is swiss 26\12\2013 4.3 the most stable and fast rom or if it is not , what else is good
Click to expand...
Click to collapse
If u did not back up ur efs before u flash 4.3, it is useless. Not entirely useless but useless at this situation.
Sent from my GT-I9300 using xda app-developers app

[SOLVED]how to change from ICS (4.0.4) to Jellybean

im experiencing abnormal cell standby in my samsung galaxy s3 which it consumes or drains my battery on lock/sleep mode. So i want to upgrade my 4.0.4 ICS to jelly bean.
Im connected to Wifi and there is no software update.
i bought this phone 2nd hand and this s3 is already have CWM v3.60 and Super SU installed.
i would like to ask how to upgrade my 4.0.4 Ice cream sandwich to a Jelly Bean. By the way im a noob to this. But i already did some updates/ changes in my past cellphone like my grand quattro like doing some cwm recovery, flashing with odin and rooting which i successfully followed with this guide:
http://forum.xda-developers.com/showthread.php?t=2494471
please help me. thanks in advance for your help.
BennyZars said:
im experiencing abnormal cell standby in my samsung galaxy s3 which it consumes or drains my battery on lock/sleep mode. So i want to upgrade my 4.0.4 ICS to jelly bean.
Im connected to Wifi and there is no software update.
i bought this phone 2nd hand and this s3 is already have CWM v3.60 and Super SU installed.
i would like to ask how to upgrade my 4.0.4 Ice cream sandwich to a Jelly Bean. By the way im a noob to this. But i already did some updates/ changes in my past cellphone like my grand quattro like doing some cwm recovery, flashing with odin and rooting which i successfully followed with this guide:
http://forum.xda-developers.com/showthread.php?t=2494471
please help me. thanks in advance for your help.
Click to expand...
Click to collapse
Flashing roms in CWM is same in all phones...
If you looking for an AOSP roms, you can try SlimBeans... I use it and its really smooth and fast and low battry drain
If you Looking for Samsung base Roms, Try Wanam Lite or Android Revolution HD...
there is lots of note 3 ported roms but i found most of them laggy and unstable...
k2evil said:
Flashing roms in CWM is same in all phones...
If you looking for an AOSP roms, you can try SlimBeans... I use it and its really smooth and fast and low battry drain
If you Looking for Samsung base Roms, Try Wanam Lite or Android Revolution HD...
there is lots of note 3 ported roms but i found most of them laggy and unstable...
Click to expand...
Click to collapse
Wat do u expect from a rom tat has apps tat are programmed to run in 3 gbs of ram compared to our 1 gb.
Sent from my GT-I9300 using xda app-developers app
Give a thank if I helped you
JellyYogurt said:
Wat do u expect from a rom tat has apps tat are programmed to run in 3 gbs of ram compared to our 1 gb.
Sent from my GT-I9300 using xda app-developers app
Give a thank if I helped you
Click to expand...
Click to collapse
I know and i expect lag, unstability and Lots of FCs...
k2evil said:
I know and i expect lag, unstability and Lots of FCs...
Click to expand...
Click to collapse
ok thank you guys for your help and answer. but for now i just want to stick to the official Jellybean by samsung..
is it ok to update to 4.3 Jelly bean if i have a 4.0.4 firmware with CWM and SuperSU installed?.
can anyone help me and show me a noob guide on how to update my 4.0.4 to Jellybean 4.3 the stock official one?.
thanks in advance for your help..
STICKYS
http://forum.xda-developers.com/showthread.php?t=2344125
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
Phone Freezes
http://forum.xda-developers.com/showthread.php?t=2133401
Sudden Death .
http://forum.xda-developers.com/showthread.php?t=2091045
RETURN TO STOCK
http://forum.xda-developers.com/showthread.php?t=2323847
JJEgan said:
STICKYS
http://forum.xda-developers.com/showthread.php?t=2344125
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
Phone Freezes
http://forum.xda-developers.com/showthread.php?t=2133401
Sudden Death .
http://forum.xda-developers.com/showthread.php?t=2091045
RETURN TO STOCK
http://forum.xda-developers.com/showthread.php?t=2323847
Click to expand...
Click to collapse
thanks jjegan for the links its very informative. wow:good:
*edited*
Another Question
i just read some of it very fast, and i just looked for the information that i need for now. Any way i can update my 4.0.4 ICS to Jelly Bean 4.3 through odin.
may i ask where can i find the stock rom 4.3 Jelly Bean and a noob tutorial on how to flash it with Odin. I choose Odin instead of Kies because i don't want to unroot my s3.. (im also currently looking for the answer through google fyi)
ok now i prfer the 4.1.2 jelly bean stock rom for s3 any one has a link of that rom?
BennyZars said:
thanks jjegan for the links its very informative. wow:good:
*edited*
Another Question
i just read some of it very fast, and i just looked for the information that i need for now. Any way i can update my 4.0.4 ICS to Jelly Bean 4.3 through odin.
may i ask where can i find the stock rom 4.3 Jelly Bean and a noob tutorial on how to flash it with Odin. I choose Odin instead of Kies because i don't want to unroot my s3.. (im also currently looking for the answer through google fyi)
ok now i prfer the 4.1.2 jelly bean stock rom for s3 any one has a link of that rom?
Click to expand...
Click to collapse
http://www.sammobile.com/firmwares/
Search GT-I9300 and find the one u want.
Heres the odin flash guide.
http://forum.xda-developers.com/showthread.php?t=1671969
JellyYogurt said:
http://www.sammobile.com/firmwares/
Search GT-I9300 and find the one u want.
Heres the odin flash guide.
http://forum.xda-developers.com/showthread.php?t=1671969
Click to expand...
Click to collapse
may i ask what are the differences of each firmware from each countries listed there?. are they all the same?.
my samsung galaxy s3 is made in Hongkong (color purple) GT19300. but Im from the Philippines. my samsung galaxy is not sim locked .i can insert any sim that i want. is it ok to choose the US firmware instead?. is it ok not to choose a firmware from hongkong because i can't understand chinese languange.
.
BennyZars said:
may i ask what are the differences of each firmware from each countries listed there?. are they all the same?.
my samsung galaxy s3 is made in Hongkong (color purple) GT19300. but Im from the Philippines. my samsung galaxy is not sim locked .i can insert any sim that i want. is it ok to choose the US firmware instead?. is it ok not to choose a firmware from hongkong because i can't understand chinese languange.
.
Click to expand...
Click to collapse
I have flashed lots of official roms, but i didn't see any important differences between different countries roms... Just some language features...
I'm persian but i flashed MK6 rom that is for Europe, I've got no problem... I can even type Persian...
For 4.3 rom, you've got just few choices and best of them is MK6... The other 4.3 updates have a lots of bugs but MK6 is almost bug free rom...
k2evil said:
I have flashed lots of official roms, but i didn't see any important differences between different countries roms... Just some language features...
I'm persian but i flashed MK6 rom that is for Europe, I've got no problem... I can even type Persian...
For 4.3 rom, you've got just few choices and best of them is MK6... The other 4.3 updates have a lots of bugs but MK6 is almost bug free rom...
Click to expand...
Click to collapse
ok thanks a lot for that. ill just choose MK6 then. :good:
by the way, may i ask if we can still quick root in mk6 4.3 jelly bean?
will it work? http://forum.xda-developers.com/showpost.php?p=33305792&postcount=3
GT-I9300: CF-Auto-Root-m0-m0xx-gti9300.zip will this work?
Thank you guys. i updated my 4.0.4 to 4.3 JellyBean Swiz version. now to root this phone.. ^_^
BennyZars said:
Thank you guys. i updated my 4.0.4 to 4.3 JellyBean Swiz version. now to root this phone.. ^_^
Click to expand...
Click to collapse
Your welcom :good:
Yes... Cf-Root works on MK6
k2evil said:
Your welcom :good:
Yes... Cf-Root works on MK6
Click to expand...
Click to collapse
thanks for that additional important info. downloading it now. :good:

Downgrade from 4.3 to 4.0.4 problem

When i flashed 4.0.4 version via Odin i dont have network or service, my IMEI was 0049********* type. Pls how can i fix that? I cant find solution, i just want latest version that not buggy on my S3. Thank you
jagodic95 said:
When i flashed 4.0.4 version via Odin i dont have network or service, my IMEI was 0049********* type. Pls how can i fix that? I cant find solution, i just want latest version that not buggy on my S3. Thank you
Click to expand...
Click to collapse
You should've done some reading first:banghead:
I am afraid to ask if you have Efs backup?
Flash 4.3 again and pray . If it recovers(imei) then downgrade to 4.1.2 and when you choose firmware be sure that it's not below mg4 modem.
Backup Efs after flashing 4.3 if you get back your Imei.
Sent from my Nexus 4 using XDA Free mobile app

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