[Q] Updating bootloader - Galaxy S 4 Q&A, Help & Troubleshooting

Hi all,
I haven't updated the firmware of my i9505 for a long time, it's been acting a bit weird lately so I figured I might as well update it and reset/wipe it at the same time.
I think I'm still on the old pre-knox bootloader (though on a custom 4.4.2 firmware currently - Phoenix 9.4).
If I update firmware, is it necessary to flash a new bootloader?

I'd just flash the newest bootloader + modem for ur telco.

worktorest said:
I'd just flash the newest bootloader + modem for ur telco.
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Click to collapse
isn't knox a "bad thing"?

nwsk said:
isn't knox a "bad thing"?
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Click to collapse
If u are gonna use custom roms anyway, it shouldn't bother u as the knox thing won't even be there. And if ur warranty has ended it also won't be a problem.

worktorest said:
If u are gonna use custom roms anyway, it shouldn't bother u as the knox thing won't even be there. And if ur warranty has ended it also won't be a problem.
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Click to collapse
True, my warranty should have expired some time last year probably. Is it necessary to flash a stock firmware as base before a custom, or can I flash a custom firmware immediately? Not sure if there are any hoops to jump through to flash over a knox bootloader

I'm not an expert but I was in the same situation as u. I flashed the new bootloader+modem, and was able to flash roms also without any problems.

I'm on BMG4 bootloader but that really isn't that important from what I've seen, pretty much custom roms and kernels support old bootloaders.
What is important however is what modems you use, you can use any GSM (MODEM.BIN (edge,3gh)) but you ccan not use just any 4G modem (NON-HLOS.BIN) if you are using old bootloader (no knox) the highest 4G modem you can use is BMH1, anything newer than that then you will usually loose sound and WiFi function.
Here's my phone info
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}

Related

[Q] stock firmware w/ modem for L720T

hi i have a sprint s4 l720T on 4.4.2 kk stock i need a modem to flash on it a co worker messed it up and asked me to fix it, where might i aquire one or just a full stock tar?
Android Version: 4.4.2 kk
Build Number: KOT49H.L720TVPUBBOA3
rooted?: yes (kinda?)
Knox enabled/disabled: enabled (supersu doesnt seem to disable it)
any more info please let me know, im just having a hard time finding anything about BOA3 firmware
any help is appreciated
deathblade said:
hi i have a sprint s4 l720T on 4.4.2 kk stock i need a modem to flash on it a co worker messed it up and asked me to fix it, where might i aquire one or just a full stock tar?
Android Version: 4.4.2 kk
Build Number: KOT49H.L720TVPUBBOA3
rooted?: yes (kinda?)
Knox enabled/disabled: enabled (supersu doesnt seem to disable it)
any more info please let me know, im just having a hard time finding anything about BOA3 firmware
any help is appreciated
Click to expand...
Click to collapse
That's because it's referred to just by OA3. Why does he need a modem?
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
He did some stuff, he is new to this kind of stuff idk what he did but now it won't read any cell service or anything though WiFi works I was hoping to find a complete stock firmware packaged tar to just overwrite everything
deathblade said:
He did some stuff, he is new to this kind of stuff idk what he did but now it won't read any cell service or anything though WiFi works I was hoping to find a complete stock firmware packaged tar to just overwrite everything
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Click to collapse
Here are the stock ROMs- http://forum.xda-developers.com/showthread.php?p=59310363
I would try www.sammobile.com for the firmware. I downloaded it from there before I had to return mine.

How to install a new ROM in the current state of my phone?

I want to install a ROM of the latest android version. I installed a custom ROM a long time ago, I honestly don't remember what I did. I think I used "wug's tool" or something like that. Here's what my phone says:
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
Where it says GT-I9505G, I don't think it said that originally, when I got this custom ROM it changed to that. It's an AT&T phone (U.S). I'm not very knowledgeable about this, I usually just follow tutorials.
So what method should I use? Any tutorials, links? ROM recommendations?
Thanks.
It's important to know which bootloader is on the phone before flashing anything.
I suggest installing Samsung phone info app from the play store to find the version. Once you know the version, then you can decide how to proceed.
audit13 said:
It's important to know which bootloader is on the phone before flashing anything.
I suggest installing Samsung phone info app from the play store to find the version. Once you know the version, then you can decide how to proceed.
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Thanks. I checked, it's the same as the Baseband version you see on the pic.
SRCP said:
Thanks. I checked, it's the same as the Baseband version you see on the pic.
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Add screenshots of the app to check it better.
Since he already flashed a custom rom, I don't think the bootloader is locked anymore.
In theory, you just need to flash a custom recovery (TWRP recommended) then you should be able to flash pretty much any I9505 roms.
I agree that it is unlikely that the bootloader is locked but I believe it is always good to know which bootloader is on a phone before flashing anything.
if Wi-Fi or network signal isn't good on any new rom you try you'll need to change the bootloader if you want to update the modem/baseband.
I installed the latest version of TWRP since mine was outdated. I did a full wipe as instructed in the ROM's page but TWRP refuses to install the ROM after. I keep getting "Updater process ended with ERROR: 7" "Error installing zip file [location of my file/file name]". I am without OS.
What rom are you trying to flash?
GDReaper said:
What rom are you trying to flash?
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http://forum.xda-developers.com/galaxy-s4/i9505-develop/rom-dirty-unicorns-10-0-t3292806
Got it. It was not the right ROM for my device.

Does the bootloader and modem versions really matter?

Everything is working great, I am not seeing any issues at all.... but I am using Jasmine 6.1 which is based on OF1 lollipop 5.0. I had been running 4.4.2 when I unlocked the bootloader and then installed TWRP and then Jasmine6.1.
I was digging through my phone's status via the Phone INFO app and (not really surprised) that my bootloader was still NC4 and my modem was NK1 (I flashed the OF1 modem when I flashed lean kernel).
Like I said, all is working well... I tend to leave things alone if there're not broken..... SO.... Is there any reason I should update bootloader or modem?
Thanks in advance...
Don
{
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"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
Sent from my SM-N900V using Tapatalk
I would advocate the "if it ain't broke, don't fix it." approach.
Assuming you archive the various Odin stock releases so you'll have them in the future, you always have the option of rolling forward, but mostly won't have the option of rolling back.*
For earlier releases of firmware than what you are using (e.g. MJ7 and MJE) there seems to be an inability to boot stock kernels from later releases. And even non-stock kernels as well (I can't boot twrp-3.0.2-0-hltevzw-4.4 for instance, even though it doesn't have a "stock" heritage).
But I'm not sure this is a fundamental technical incompatibility or something that is merely sensitive to the kernel configuration options used during their builds.
It is a significant practical issue for folks on old firmware that might prevent them from using a "debloated" newer stock release, however. If folks who are willing to build kernels for us (I am trying OB6 and NK1 kernel builds with zero success at the moment) figure out what the technical issues are we might makes some progress here; if not the practical issues will remain.
But who is to say that something like this might or might not happen in the future to folks currently unlocked on "4.4" bootloaders? Keep those Odin stock bundles archived until you get rid of the phone!
* I realize there are some exceptions.
Yea... For now... That's my plan... Was just wondering if someone knew for sure one way or the other.
Sent from my SM-N900V using Tapatalk

How Do You Find Bootloader Version?

How do you check to see what version bootloader you have? I have unlocked my bootloader on my Note 3 and am running OF1/5.0. Ready to install TWRP and new ROM. But, not sure if I have a 4.3 or 4.4 bootloader and can't seem to find a simple answer and how to confirm.
Hackenstein said:
How do you check to see what version bootloader you have? I have unlocked my bootloader on my Note 3 and am running OF1/5.0. Ready to install TWRP and new ROM. But, not sure if I have a 4.3 or 4.4 bootloader and can't seem to find a simple answer and how to confirm.
Click to expand...
Click to collapse
Use Phone Info
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
This is what you'll get... In my case.. NC4 bootloader (unlocked) and OF1 based OS (Jasmine ROM)
Sent from my SM-N900V using Tapatalk
Thank you for the recommendation. I dig the app, though I still don't know which bootloader I have going by the 4.3/4.4 scale. I'm assuming by now I have the most current one, which ever one that is, because I installed the latest TWRP and am running CM13 with no issues thus far.
Hackenstein said:
Thank you for the recommendation. I dig the app, though I still don't know which bootloader I have going by the 4.3/4.4 scale. I'm assuming by now I have the most current one, which ever one that is, because I installed the latest TWRP and am running CM13 with no issues thus far.
Click to expand...
Click to collapse
The last 3 digits represent the OS/bootloader/firmware versions. In my case, bootloader is NC4 which is 4.4.2, my baseband (modem) is NK1 which is 4.4.4 and the ROM base is OF1 which is 5.0
Sent from my SM-N900V using Tapatalk
donc113 said:
The last 3 digits represent the OS/bootloader/firmware versions. In my case, bootloader is NC4 which is 4.4.2, my baseband (modem) is NK1 which is 4.4.4 and the ROM base is OF1 which is 5.0
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Click to collapse
Ah, now that makes sense. Thank you for the explanation.

Revert to stock on exynos S8 950F

Hi there,tried the search without sucess ,after flashed GoolgeWiz Rom i´m unable to revert to stock firmware with Odin, it conectcs but nothing happens after i load the binaries.No i´ve installed Light rom to enable the OEM unlock but it´s hidden in the system.
i´m still having this probelm ,any hints? using Odin 3,13 and G950FXXU3CRGH_G950FOXM3CRGH_TPH binaries for mu Exynos S8
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
pbls said:
i´m still having this probelm ,any hints? using Odin 3,13 and G950FXXU3CRGH_G950FOXM3CRGH_TPH binaries for mu Exynos S8
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Click to collapse
Odin failing at sboot.bin could mean you are flashing wrong firmware for your phone or your trying to flash older version firmware than what is on your phone(bootloader version). Have you tried latest firmware g950fxxu4cri5.
Yes,I think it's the last one for my phone,actually using RENOVATE_ICE_G95X-13.4,but now I see that it was locked to a Portuguese operator, MEO and I'm trying to flash the unlocked operator rom, could it be that?
pbls said:
Yes,I think it's the last one for my phone,actually using RENOVATE_ICE_G95X-13.4,but now I see that it was locked to a Portuguese operator, MEO and I'm trying to flash the unlocked operator rom, could it be that?
Click to expand...
Click to collapse
Could be. I don't use carrier branded firmware and if I can help it never will there's enough crap just with Google and Samsung. If it does fail with unbranded (carrier) firmware then flash the carrier version. Either way you will more than likely need the latest firmware version to return to stock rom.
spawnlives said:
Could be. I don't use carrier branded firmware and if I can help it never will there's enough crap just with Google and Samsung. If it does fail with unbranded (carrier) firmware then flash the carrier version. Either way you will more than likely need the latest firmware version to return to stock rom.
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Click to collapse
it doesn´t want to cooperate,already tested a Carrier rom and unbranded and the error it´s always the same,after loading the binaries on Odin and the COM port get´s blues it fails on the first step.
Finally made it,using this tool https://forum.xda-developers.com/galaxy-tab-s/general/tool-samfirm-samsung-firmware-t2988647
Thanks spawnlives for your help.

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