Unroot - Galaxy S 4 Q&A, Help & Troubleshooting

Afternoon,
If I have an unlocked version on the s4 non branded and bought from the UK which firmware should I download?
I just want to unroot my s4 so it gets updates again.
Model is GT-I9505.
I have read the unroot section and i'm pretty cool about everything but is it the BTU firmware version I should use?
Cheers
Paul

Yes BTU would be fine. Flash with odin then wipe factory reset
Sent from my GT-I9505 using XDA Free mobile app

Related

Debrand Stock O2UK I9505, How?

I will post this here:
I currently have an O2 Branded I9505, I have read all the stuff, and I all I want to do is debrand the S4 to the UK BTU model. I know there is a way, can anyone provide the right info please.
I currently have:
Modem: I9505XXUAMDD
CSC: I9505O2UAMD6
PDA: I9505XXUAMDD
Im not 100% sure what the UK Stock is but can anyone guide me please,
You need to download the BTU ROM from http://www.hotfile.com/dl/209462137/82c78b1/I9505XXUAMDM_I9505OXXAMDB_BTU.zip.html
And flash it with Odin
Sent from my GT-P7510
What branding has yours got as my s4 direct from o2 doesn't have any as far as I'm aware
Sent from my GT-I9505 using xda premium
Its got the o2 splash screen and a few o2 apps are installed. And Dave106, will installing that also change the CSC or will i have to also change that. Im downloading the stock uk rom now.
nintendolinky said:
Its got the o2 splash screen and a few o2 apps are installed. And Dave106, will installing that also change the CSC or will i have to also change that. Im downloading the stock uk rom now.
Click to expand...
Click to collapse
It includes a new CSC so it should change as well. Its the lastest ROM ATM so installing over what you have now should be straightforward. No resets etc required
Sent from my GT-P7510
Do you have the Stock UK Info, like the o2uk info below:
Modem: I9505XXUAMDD
CSC: I9505O2UAMD6
PDA: I9505XXUAMDD
nintendolinky said:
Do you have the Stock UK Info, like the o2uk info below:
Modem: I9505XXUAMDD
CSC: I9505O2UAMD6
PDA: I9505XXUAMDD
Click to expand...
Click to collapse
You'll end up with
MODEM: I9505XXUAMDM
CSC: I9505OXXAMDB
PDA: I9505XXUAMDM
Sent from my GT-P7510
I got mine as an upgrade from O2 and was shocked to discover it came completely un-branded and unlocked. No o2 apps, startup animations, wallpapers or anything to remind of o2.
galaxy s4
dave106 said:
You'll end up with
MODEM: I9505XXUAMDM
CSC: I9505OXXAMDB
PDA: I9505XXUAMDM
Sent from my GT-P7510
Click to expand...
Click to collapse
hi im new to this
just asking i also have the s4 on three.uk which is branded and locked to three
if i were to flash to this stock uk firmware will it also un lock the phone to use any sim?
many thx
r1che said:
hi im new to this
just asking i also have the s4 on three.uk which is branded and locked to three
if i were to flash to this stock uk firmware will it also un lock the phone to use any sim?
many thx
Click to expand...
Click to collapse
Will unbrand but the SIM lock would still be present
Sent from my GT-I9300
i9505
dave106 said:
Will unbrand but the SIM lock would still be present
Sent from my GT-I9300
Click to expand...
Click to collapse
thx for your quick reply dave 106
will look into getting it unlocked
r1che said:
thx for your quick reply dave 106
will look into getting it unlocked
Click to expand...
Click to collapse
my csc still says H3G after flashing stock btu rom and doing a FR
Tried the CSC changer app which wont work without root.
How do I change CSC to BTU?
Thanks
skibadee said:
my csc still says H3G after flashing stock btu rom and doing a FR
Tried the CSC changer app which wont work without root.
How do I change CSC to BTU?
Thanks
Click to expand...
Click to collapse
I want to know that to as the apps in the market don't work
Have you had any issues since updatong to btu ?
Does the handset status remain at official ?
Im on 3 handset and want to go to btu firmware completely
Sent from my GT-I9505 using xda premium
mancuk29 said:
I want to know that to as the apps in the market don't work
Have you had any issues since updatong to btu ?
Does the handset status remain at official ?
Im on 3 handset and want to go to btu firmware completely
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
Mine is now set to btu, I rebooted again after reloading from the factory reset and it changed in recovery. Kies now sees it as an upgradable firmware and im running the latest rom, which feels smoother. No problems so far
Sent from my GT-I9505 using xda premium
skibadee said:
Mine is now set to btu, I rebooted again after reloading from the factory reset and it changed in recovery. Kies now sees it as an upgradable firmware and im running the latest rom, which feels smoother. No problems so far
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
So just to confirm
You loaded the firmware via odin
Factory reset
Reboot and your good to go on btu ?
Is that about it ? No rooting etc
Ii want rid of 3 firmware but don't want to void my warranty on case ... I presume if it's official firmware there is no issue
I always bought unlocked handsets and this is my first carrier handset for years
Sent from my GT-I9505 using xda premium
mancuk29 said:
So just to confirm
You loaded the firmware via odin
Factory reset
Reboot and your good to go on btu ?
Is that about it ? No rooting etc
Ii want rid of 3 firmware but don't want to void my warranty on case ... I presume if it's official firmware there is no issue
I always bought unlocked handsets and this is my first carrier handset for years
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
Yes mate. That's all I did. AFAIK it doesn't void your warranty unless you root/use custom rom. I'm not sure if Samsung would even know if it was originally branded.
I'm waiting for chainfire to get back from his hols, once he's got Cf auto root sorted on MDM ROM I'll prob root then.
I only got mine from 3 as they were cheapest for sim free in stock. I refused to pay the 599 Argos and phones 4 u wanted. I had hoped they were still sending unbranded + unlocked but never mind.
Sent from my Nexus 7 using xda premium
skibadee said:
Yes mate. That's all I did. AFAIK it doesn't void your warranty unless you root/use custom rom. I'm not sure if Samsung would even know if it was originally branded.
I'm waiting for chainfire to get back from his hols, once he's got Cf auto root sorted on MDM ROM I'll prob root then.
I only got mine from 3 as they were cheapest for sim free in stock. I refused to pay the 599 Argos and phones 4 u wanted. I had hoped they were still sending unbranded + unlocked but never mind.
Sent from my Nexus 7 using xda premium
Click to expand...
Click to collapse
So the csc changes automatically now on reboot ? I know that the csc changer app doesn't seem to work on mine but I think that's cos I only have the one on mine
Thanks for help so far
Sent from my GT-I9505 using xda premium
mancuk29 said:
So the csc changes automatically now on reboot ? I know that the csc changer app doesn't seem to work on mine but I think that's cos I only have the one on mine
Thanks for help so far
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
The csc changer app didn't work for me either. Just flashed btu rom, factory reset, reboot, reboot again into recovery and it changed itself to btu
Sent from my GT-I9505 using xda premium
skibadee said:
The csc changer app didn't work for me either. Just flashed btu rom, factory reset, reboot, reboot again into recovery and it changed itself to btu
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
Cool I'll have a bash . When you say reboot.into recovery is that download mode or just rebooting the phone
Does.the 3 bout screen go as well ?
Sent from my GT-I9505 using xda premium
mancuk29 said:
Cool I'll have a bash . When you say reboot.into recovery is that download mode or just rebooting the phone
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
Recovery is volume Up + home
Download is volume Down + home
Sent from my GT-I9505 using xda premium

installing a Firmware of a different CSC??

Hello there. .
1-Can I flash a firmware from a different region than mine??
2-will I then be able to receive OTA updates?
3- will that change my CSC code?
Many thanks
Sent from my GT-I9500 using Tapatalk 2
I was on 3 uk firmware
I flashed btu which is uk unlock firmware using Odin
The csc then mis matched as firmware btu but csc three uk
Did a complete reset to put phone back to factory
Switched off handset
Then entered recovery which power home and volume up
Then did a reboot from the recovery menu
Btu csc then wrote to the phone
Now have unbranded btu handset which allows official updates via ota or kies
Only issue now is three uk had released ME2 before unbranded BTU ! But not going back as u have unlocked my handset also so have completely unbranded unlocked handset
Sent from my GT-I9505 using xda premium
aha.. thx .. so it is impossible to be done without a full data wipe ?
le_toubib said:
aha.. thx .. so it is impossible to be done without a full data wipe ?
Click to expand...
Click to collapse
Yes think it is from my experience
Sent from my GT-I9505 using xda premium

Knox question about odin flash

Hi guys. I flashed the romanian firmware when I was on 4.2.2 and the I updated on ota and I don't know how I got to britain. Now I have 4.3 and I want to change from britain firmware to the romanian one because it recieves much faster ota updates and it actually is my country. I want to download the os from sammobile. The question is: will that void my waranty? I want to download from sammobile so it's official, but I am not sure about that if I flash the firmware my waranty will remain. Thank you very much!
Sent from my GT-I9505 using XDA Premium 4 mobile app

flash Note 3

Hello guys i have a samsung LTE note 3 , singapore version.
I am using the phone in India.
there are many note 3 that have got the lollipop version.
baseband N9005DXUGNK1
version 4.4.2
1. can i flash the UK (vodafone) lollipop version on my phone via ODIN ?
2. will it trip my knox after flashing?
3. Will i have to unlock my phone after flashing to use Indian sim? (because when i got the phone i did not have to unlock it)
Better if you flash poland one.
Sent from my SM-N9005 using Tapatalk
What is the reason that I should flash Poland? Because I have already downloaded the UK version .
And is it safe to flash
Sent from my SM-N9005 using XDA Free mobile app
linekbp said:
What is the reason that I should flash Poland? Because I have already downloaded the UK version .
And is it safe to flash
Sent from my SM-N9005 using XDA Free mobile app
Click to expand...
Click to collapse
OKAY
have downloaded the poland version. now guys please confirm.
Is it safe to flash. i wont loose my IMEI no?
and if it stops on bootloop or hangs on samsung cani flash the kitkat version again?
is there any way to back up imei without root?
come on man, so many views and no one helping. not fair

Still didnt received lolipop i9505

Before few months I rooted my s4 i9505 and then I go back to stock rom , I flashed kitkat firmware via odin and everything work fine but all my friends received lolipop OTA but I dont so is it the problem in knox becuase it says KNOX void waranty 0x1 in download mode?
Sent from my GT-I9505 using XDA Free mobile app
It's not Knox. Save yourself the hassle of waiting for an OTA by downloading and installing Android 5.0.1 through Odin.
I forgot to mention I bought my s4 sim free unbranded from shop so I thinked that I will get OTA first and I cant flash it via odin becuase my computer is broken
z1k4 said:
Before few months I rooted my s4 i9505 and then I go back to stock rom , I flashed kitkat firmware via odin and everything work fine but all my friends received lolipop OTA but I dont so is it the problem in knox becuase it says KNOX void waranty 0x1 in download mode?
Sent from my GT-I9505 using XDA Free mobile app
Click to expand...
Click to collapse
Croatia has gotten LP yeah. But i believe it is only for Croatia (TELE2) customers. Hang on tight it should arrive "soon".
If ya can't wait, head over to your buddies house. Download odin 310 and head over to sammobile.
follow flash instructions all over google.
@z1k4: There's always Mobile Odin as an option.
But for mobile odin root is needed and my phone is not rooted
Sent from my GT-I9505 using XDA Free mobile app
Then I guess you're going to a friend's house and borrowing their computer.
If I flash lolipop firmware via odin I must do factory reset, i'm right? Which firmware shell I use my phone is i9505 ,bought it factory unlocked white?
Sent from my GT-I9505 using XDA Free mobile app
You should make a backup of your data before starting, but it's not necessary to factory reset beforehand as the ROM install will do that automatically. If your S4 is unlocked, either of the unbranded 5.0.1 ROMs for the I9505 that were mentioned here on the forums will work for you. Both should include Croatian language support, but where you're on the European mainland rather than the UK, the DBT ROM might be a better choice than the BTU ROM.

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