[Q] Flashing Sprint S5 back to stock ROM fails

grberk

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Jan 4, 2008
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I have a Sprint Galaxy S5 that was up to the latest and greatest version of Android (Sprint's version, anyway) the other day (5/19/15). I decided to root and flash a variant of CyanogenMod 12.1 that was highly recommended by some others. The root and ROM flash were successful and uneventful. However, this ROM and many others based on CyanogenMod 12.1 are all experiencing issues with Bluetooth and skipping of audio. This has been mentioned in several other posts recently. Rather than suffer any more with this, I decided to download the latest stock firmware for Sprint S5 and get it back to the way it was before I rooted and flashed it. I downloaded Odin 3.07 and the stock ROM file. I followed what was shown in this post. I csn't seem to get this to work.

Here is the error I get in Odin:


Here is the error I see on my phone:


I've been able to flash lots of other ROMs (although they are all based on CM 12.1 with the same Bluetooth bug, so they are not usable for me). I've been able to put MOAR on, and that is working OK, but I would really like to get this back to the way it was. What am I doing wrong? Did I miss something? Have I missed something I should be doing?
 
Last edited:

tdunham

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Jun 21, 2008
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So moar rom is working? You can't downgrade the firmware if you took the od3 update or whatever the revision is that just came out. They locked out flashing back to previous builds in the latest firmware I've heard.
 

grberk

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Jan 4, 2008
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Interesting. Yes, MOAR is working just fine. I guess, since it's basically the same as stock Samsung, I should just use it. I like the extra tweaks and tools built in to it. But I really liked CM 12.1 (except for the stupid issues with Bluetooth). I guess I'll stick with MOAR until some gets a stable ROM for CM 12.1 or later out. Hopefully that won't be too far off.
 

elwood

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May 1, 2011
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What is your baseband version? As @tdunham stated the latest ota killed it from downgrading. So if you arent on OA6 you wont be able to odin that Stock firmware or any other earlier versions. You will have to find the full OC3 tar

May is Motorcycle Awareness Month Sent from my Galaxy Note 3
 

elwood

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Baseband changes, but bootloader doesn't. That is why you get a fail in Odin trying to install stock. Its kind of like a locked bootloader per say. Not really locked, but not able to downgrade. All in all the update to OD3 did what it was suppose to do by preventing a "thief" from factory resetting your device. Although that doesnt matter to people like us because we root for reasons and need that option to downgrade

May is Motorcycle Awareness Month Sent from my Galaxy Note 3
 

grberk

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Jan 4, 2008
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So is there any option to get my phone back to the stock ROM I had on it before I started all of this? Is that ROM available somewhere? I don't think I've seen it. I don't mind using MOAR. I had plans for doing some phone swaps after getting a new phone, and my wife will probably end up with mine. I don't necessarily want to give her a phone that has too much tweaking and settings that she won't understand how to use.
 

Ramer

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Jun 20, 2010
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So is there any option to get my phone back to the stock ROM I had on it before I started all of this? Is that ROM available somewhere? I don't think I've seen it. I don't mind using MOAR. I had plans for doing some phone swaps after getting a new phone, and my wife will probably end up with mine. I don't necessarily want to give her a phone that has too much tweaking and settings that she won't understand how to use.
You've taken the OTA to OD3 if I read that right. As I understand it, as of now at least, you can't downgrade the firmware with OD3.
Edit: What @elwood says. I better go get some coffee :)
 

ENSENADAS

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May 25, 2015
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I have a Sprint Galaxy S5 that was up to the latest and greatest version of Android (Sprint's version, anyway) the other day (5/19/15). I decided to root and flash a variant of CyanogenMod 12.1 that was highly recommended by some others. The root and ROM flash were successful and uneventful. However, this ROM and many others based on CyanogenMod 12.1 are all experiencing issues with Bluetooth and skipping of audio. This has been mentioned in several other posts recently. Rather than suffer any more with this, I decided to download the latest stock firmware for Sprint S5 and get it back to the way it was before I rooted and flashed it. I downloaded Odin 3.07 and the stock ROM file. I followed what was shown in this post. I csn't seem to get this to work.

Here is the error I get in Odin:


Here is the error I see on my phone:


I've been able to flash lots of other ROMs (although they are all based on CM 12.1 with the same Bluetooth bug, so they are not usable for me). I've been able to put MOAR on, and that is working OK, but I would really like to get this back to the way it was. What am I doing wrong? Did I miss something? Have I missed something I should be doing?


i have same problem i cant restore to stock rom in odin says aboot error no work with OA6,NDK
i havre installed custom recovery and root i can a install a custom rom OA6 ??WIth bootloader OD3 or i need the OD3 restore !!
 

Ramer

Senior Member
Jun 20, 2010
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Sunset
i have same problem i cant restore to stock rom in odin says aboot error no work with OA6,NDK
i havre installed custom recovery and root i can a install a custom rom OA6 ??WIth bootloader OD3 or i need the OD3 restore !!
There's only 9 other posts here. Didn't you read them to get your Answer?
 

oreo8631

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Jun 26, 2015
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Can we fix this?

You've taken the OTA to OD3 if I read that right. As I understand it, as of now at least, you can't downgrade the firmware with OD3.
Edit: What @elwood says. I better go get some coffee :)
As I have this exact same issue and would like my phone back on a stock firmware. Is there anyway to flash the current firmware that the sprint device is on and not downgrade? or am i stuck for a while ? ( I'm also on the moar rom and have tried stupidly all the older firmwares... i also tried the s5 sprint oa6 with no luck. Do i need to go even further forward?

Much Appreciated
-Colin
 

Ramer

Senior Member
Jun 20, 2010
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Sunset
As I have this exact same issue and would like my phone back on a stock firmware. Is there anyway to flash the current firmware that the sprint device is on and not downgrade? or am i stuck for a while ? ( I'm also on the moar rom and have tried stupidly all the older firmwares... i also tried the s5 sprint oa6 with no luck. Do i need to go even further forward?

Much Appreciated
-Colin
If you're already on OD3, you can't do anything about it. You can however flash any custom rom from OA6, MOAR 6.2 works just fine with OD3.
 

videokid14

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Oct 14, 2012
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help s5 back to stock

i have a sprint s5 that im trying to flash back to stock. none of the ## codes work on it. so im hoping going back to stock can fix. im rooted on (i think) a stock rom. already factory reset and still im rooted and ## codes dont work. please help me restore this with odin. not sure on odin use either but i gotta try lol
 

Youdoofus

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Staff member
Feb 21, 2011
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i have a sprint s5 that im trying to flash back to stock. none of the ## codes work on it. so im hoping going back to stock can fix. im rooted on (i think) a stock rom. already factory reset and still im rooted and ## codes dont work. please help me restore this with odin. not sure on odin use either but i gotta try lol
what baseband are you on?