[Q] [QP] Can I flash roms? - AT&T Samsung Galaxy S 4 Q&A, Help & Troubleshootin

Hi all, I am fairly new to this whole rooting process for android devices, since i have just recently purchased a galaxy s4 from at&t. Just a few days ago, i've decided to root my device, and after hours of researching i came across geohot's towelroot program and successfully rooted my GS4!. Now i want to install a custom rom, and i would like to know what kind of custom recovery can i use? and am i able to install the cyanogenmod 11? I have downloaded the cyanogenmod installer and it says my device is not supported, but i read on their wiki that i can install it manually but i don't know if my current build is supported by Clockworkmod, or even TWRP for that matter. I havn't flashed any roms by the way and i don't plan on doing so until i am almost certain that i can flash it without bricking.
I am running kitkat 4.4.2 Samsung SGH-I337, my baseband/build number is I337UCUFNC1
Any help would be greatly appreciated thanks!

We have a locked bootloader. So, stock kernel and recovery cannot be replaced. The only recovery we have is safestrap.
http://forum.xda-developers.com/showthread.php?t=2616221

Ahh that sucks thanks for the info. Hopefully they will find a way to unlock it in the future so I can install the cyanogenmod.
Sent from my SAMSUNG-SGH-I337 using XDA Free mobile app

Soulflame22 said:
Ahh that sucks thanks for the info. Hopefully they will find a way to unlock it in the future so I can install the cyanogenmod.
Sent from my SAMSUNG-SGH-I337 using XDA Free mobile app
Click to expand...
Click to collapse
Lots of info in General on what you can do--it is not too bad--:good:

rugmankc said:
Lots of info in General on what you can do--it is not too bad--:good:
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Click to collapse
Yea, i will look in to it. But I am going to do more research before actually flashing a rom, Better safe than sorry haha

Soulflame22 said:
Yea, i will look in to it. But I am going to do more research before actually flashing a rom, Better safe than sorry haha
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☺
Sent From My Samsung Galaxy S4

Related

MF3 stock firmware question - Don't bash

First let me say I'm not a noob.. I'm a developer but don't really deal with rooting, etc. So please don't bash...
I tried searching for answers to this question, but couldn't find an exact one..
I have the AT&T S4 with the MF3 OTA update. I want to try and install a custom rom, but in reading the hot to's, it says not to attempt to do it with the mf3 update since it's boot locked. Can I re-install a stock S4 firmware using odin and then, after a stock firmware is installed, then install twrp with a custom rom?
Thanks!
itsdavetime said:
First let me say I'm not a noob.. I'm a developer but don't really deal with rooting, etc. So please don't bash...
I tried searching for answers to this question, but couldn't find an exact one..
I have the AT&T S4 with the MF3 OTA update. I want to try and install a custom rom, but in reading the hot to's, it says not to attempt to do it with the mf3 update since it's boot locked. Can I re-install a stock S4 firmware using odin and then, after a stock firmware is installed, then install twrp with a custom rom?
Thanks!
Click to expand...
Click to collapse
No.
scott14719 said:
No.
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Click to collapse
Ha.. Well, that's an exact answer
There is a method in the works on the VZW forums that will allow custom ROMs on locked bootloaders. We are hoping to get it ported over the our side. Things are looking very promising. This method, known as a safestrap, will also allow multiple ROMs at once. Up to 4 slots. It keeps your stock ROM safe so if you have a bad flash, you can still boot right back and have a functional phone. You are only limited by how much space you have on your internal SD.
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app
itsdavetime said:
Ha.. Well, that's an exact answer
Click to expand...
Click to collapse
graydiggy said:
There is a method in the works on the VZW forums that will allow custom ROMs on locked bootloaders. We are hoping to get it ported over the our side. Things are looking very promising. This method, known as a safestrap, will also allow multiple ROMs at once. Up to 4 slots. It keeps your stock ROM safe so if you have a bad flash, you can still boot right back and have a functional phone. You are only limited by how much space you have on your internal SD.
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Until then, OP, my advise is to just roll on stock/unrooted. Period.
Cheers

How to CyanogenMod without Root

I read on a page that its possible to use CyanogenMod without root but i dont know how ? Is there a way and when yes how ?
Thank you
(And sorry for my bad english)
Sent from my SM-N9005 using XDA Premium 4 mobile app
bengrmn said:
I read on a page that its possible to use CyanogenMod without root but i dont know how ? Is there a way and when yes how ?
Thank you
(And sorry for my bad english)
Sent from my SM-N9005 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Unless there is a theme style then there isn't a way.
Also you should have posted this here to get an answer to your query.
Your topic heading makes it seem like it's a how-to xD you might wanna be a bit more careful with the headings...
Also, I'm 99.99% sure you cannot install CM without rooting. Well, you might be able to just flash recovery and flash CM on it, but I won't advise something I haven't done
Sent from my SM-N9005 using xda app-developers app
bengrmn said:
I read on a page that its possible to use CyanogenMod without root but i dont know how ? Is there a way and when yes how ?
Thank you
(And sorry for my bad english)
Sent from my SM-N9005 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
go into dev options and disable root access and you will be able to use CM without root, not sure why you would wanna do that..but its possible :silly:
PS- btw questions go in the Q&A section...
Jamal Ahmed said:
...Also, I'm 99.99% sure you cannot install CM without rooting. Well, you might be able to just flash recovery and flash CM on it, but I won't advise something I haven't done
Sent from my SM-N9005 using xda app-developers app
Click to expand...
Click to collapse
rooting before flashing a custom rom is useless, flashing recovery and then flashing a custom rom is how it should be done.. but ppl have just made rooting one of the steps, and now new users think rooting is actually necessary to flash a custom rom..
root Note 3 after accepting stock ROM update to 5.0
Khizar said:
rooting before flashing a custom rom is useless, flashing recovery and then flashing a custom rom is how it should be done.. but ppl have just made rooting one of the steps, and now new users think rooting is actually necessary to flash a custom rom..
Click to expand...
Click to collapse
I've almost given up on successfully rooting and installing custom ROM on my Galaxy Note3 (N900V) It seemed that there were roadblocks at every method that I thought would work with my Verizon Note 3. The above quote suggest (to me) that rooting is no longer necessary but that it can be done simply by flashing a recovery (CWM or TWRP??) and then flashing the custom ROM.
Instructions usually assume a Windows computer to flash via usb cable. I'm running Linux so where can a find a step by step guide that will let me install Cyanogenmod or some other custom ROM that will let me debloat, and perhaps improve function on my Note 3 which I plan to be keeping for the foreseeable future.
krustybaguette
Suggest you ask in the forum for your model .
https://forum.xda-developers.com/showthread.php?t=2574886
Doesn't the Verizon version of the Note 3 have a locked bootloader that must be unlocked before flashing TWRP or a non-TW based ROM? Heimdall can flash TWRP in Linux: http://glassechidna.com.au/heimdall/
Doesn't the Verizon version of the Note 3 have a locked bootloader
yes its locked .

[Q] Help please i want to install pac rom so bad

Hello guys I have a NB1 bootloader S4 Running AT&T firmware. The model number is SGH-i337 I am rooted and i have safestrap installed. I still have the stock recovery built into the phone which i can still get into with any method. My question is that I want to install pac rom that runs android 4.4.2 kitkat firmware. Is it possible? I really want this rom bad and anyone who helps me would be greatly appreciated. Right now I am running carHD rom. My phone still works like brand new. I am a big fan of the pac rom and i just got the s4 2 months ago, am i too late to install it?
Peace, Jon
We cannot install any firmware that isn't compatible with our kernel. That means only touchwiz based ones will work.
Sent from my SAMSUNG-SGH-I337 using Tapatalk
jmjoyas said:
We cannot install any firmware that isn't compatible with our kernel. That means only touchwiz based ones will work.
Sent from my SAMSUNG-SGH-I337 using Tapatalk
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will we be able too soon when someone creates a method?
JT1510365 said:
will we be able too soon when someone creates a method?
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Click to collapse
It's any ones guess if and when that would happen.
Sent from my Nexus 5
JT1510365 said:
will we be able too soon when someone creates a method?
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Click to collapse
Only when the bootloader gets unlocked, and it won't be anytime soon.

Battery Drain galaxy s4 att

Ever since I got the KitKat 4.4.4 update my battery has been draining, and I'm not going to get a new battery because I've only had this phone for a short time[emoji27]
Give it a few days, it should improve. If not, you may want to root and install the Greenify app from the Play Store.
StoneyJSG said:
Give it a few days, it should improve. If not, you may want to root and installed the Greenify app from the Play Store.
Click to expand...
Click to collapse
I'll try it, and I'm also going to get cm 12 on it since it's taking Samsung a long time to update it
itzdajosh said:
I'll try it, and I'm also going to get cm 12 on it since it's taking Samsung a long time to update it
Click to expand...
Click to collapse
If you have the at&t sgh-i337 and it's on Android 4.4.4, then you won't be able to install cm 12 due to the locked bootloader. You're only able to boot TW based roms from Safe Strap.
No your right and wrong because twrp recovery already has Loki built into it..
itzdajosh said:
No your right and wrong because twrp recovery already has Loki built into it..
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Click to collapse
no, he's right. no twrp for you
Sent from my Nexus 5 using XDA Free mobile app
jd1639 said:
no, he's right. no twrp for you
Sent from my Nexus 5 using XDA Free mobile app
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Click to collapse
Go to twrps website and click recovery for jflteatt and look at device specific issues and it clearly states that "our images are already modified with Loki"
itzdajosh said:
Go to twrps website and click recovery for jflteatt and look at device specific issues and it clearly states that "our images are already modified with Loki"
Click to expand...
Click to collapse
If you have mdl firmware, yes. But you don't. Safestrap is the only recovery that's going to work and no, cm. Trust me
Sent from my Nexus 5 using XDA Free mobile app
itzdajosh said:
No your right and wrong because twrp recovery already has Loki built into it..
Click to expand...
Click to collapse
itzdajosh said:
Go to twrps website and click recovery for jflteatt and look at device specific issues and it clearly states that "our images are already modified with Loki"
Click to expand...
Click to collapse
LOKI will only work on the MDL firmware running Android 4.2.2 Jelly Bean. You're on 4.4.4 so LOKI won't work. Go ahead and try, it will fail.
Oh well I'll just be stuck like this but I'll try to find a way how to make it work
itzdajosh said:
Oh well I'll just be stuck like this but I'll try to find a way how to make it work
Click to expand...
Click to collapse
Good luck and remember Odin, you'll need it.
Sent from my Nexus 5 using XDA Free mobile app
So your saying that Odin will be able to flash cm12 without Loki? And dose Loki work on 4.4.4??
itzdajosh said:
So your saying that Odin will be able to flash cm12 without Loki? And dose Loki work on 4.4.4??
Click to expand...
Click to collapse
no, I'm saying trying to flash twrp and/or cm and you'll probably need Odin
Sent from my Nexus 5 using XDA Free mobile app
Why?? If wwjoshdew made a video on how to root and install a custom recovery on all Qualcomm variants for example jflteatt he didn't say anything about KitKat wouldn't work with Loki...
itzdajosh said:
Why?? If wwjoshdew made a video on how to root and install a custom recovery on all Qualcomm variants for example jflteatt he didn't say anything about KitKat wouldn't work with Loki...
Click to expand...
Click to collapse
Trust us dude, LOKI won't work on Android 4.4.4 on the sgh-i337. It was a bootloader bypass that was patched when the mk2 firmware OTA update came out. If you try flashing a custom recovery you risk bricking your phone since the bootloader is locked. The only recovery you can use is Safe Strap.
If you want CyanogenMOD or any other roms of the alike such as AOSP based roms, you will need a at&t Galaxy S3 or an international S4 or if I remember right a sprint or t-mobile S4, (don't quote me on though) they have unlocked bootloaders as far as I know.
StoneyJSG said:
Trust us dude, LOKI won't work on Android 4.4.4 on the sgh-i337. It was a bootloader bypass that was patched when the mk2 firmware OTA update came out. If you try flashing a custom recovery you risk bricking your phone since the bootloader is locked. The only recovery you can use is Safe Strap.
If you want CyanogenMOD or any other roms of the alike such as AOSP based roms, you will need a Galaxy S3. It has an unlocked bootloader.
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Click to collapse
Well alright I did a bit of research myself and you guys are right.. Thanks for the help so I wouldn't brick my galaxy s4![emoji2] I think I'm going to get the lg g2 for custom roms and stuff...
Sent from my SAMSUNG-SGH-I337 using Tapatalk
No problemo, glad to help when I can. Thanks for the PM by the way lol.

[Q] Updated my AT&T S4 to 5.0.1, what now?

Everything is all good, running stock. I wasn't able to do much other then use odin to update. Now I'm in a pickle. No root and I don't know how to get any kind of recovery installed. So much is out of date that one forum will say something works even though it no longer does. I could maybe use odin to get back to an older version if it doesn't brick, maybe then I can't start over? I need root and I would like to have a CM12 nightly but I don't know where to begin. Is there anything I could do?
You could use guut13's guide found in the general forum. You can have rooted oc3 to remove bloat and do other things, and if you install safestrap while still on 4.4.x, you can use it to do some stuff before you update. But nothing specific to 5.0.1 is available yet.
creepyncrawly said:
You could use guut13's guide found in the general forum. You can have rooted oc3 to remove bloat and do other things, and if you install safestrap while still on 4.4.x, you can use it to do some stuff before you update. But nothing specific to 5.0.1 is available yet.
Click to expand...
Click to collapse
TY. I just needed confirmation that it is possible to go back and start over.
creepyncrawly said:
You could use guut13's guide found in the general forum. You can have rooted oc3 to remove bloat and do other things, and if you install safestrap while still on 4.4.x, you can use it to do some stuff before you update. But nothing specific to 5.0.1 is available yet.
Click to expand...
Click to collapse
I'm in the safestrap recovery can I install CM12 from here?
download cyanogenmod Samsung Galaxy S4 (AT&T) - jflteatt / nightly
Is this the right one, it wont let me add links
I've done a lot of this with a sprint S3 but I never had to deal with a locked bootloader before.
I'm guessing locked bootloader means only modified stock. Is that true? I figured if I could get a recovery on there, then I would be golden.
dannyboone81 said:
I'm in the safestrap recovery can I install CM12 from here?
download cyanogenmod Samsung Galaxy S4 (AT&T) - jflteatt / nightly
Is this the right one, it wont let me add links
I've done a lot of this with a sprint S3 but I never had to deal with a locked bootloader before.
Click to expand...
Click to collapse
No, you can not install cm. You can only use tw based roms.
Sent from my Nexus 9 using XDA Free mobile app
jd1639 said:
No, you can not install cm. You can only use tw based roms.
Sent from my Nexus 9 using XDA Free mobile app
Click to expand...
Click to collapse
What about this?
http://forum.xda-developers.com/showthread.php?t=2537495
dannyboone81 said:
What about this?
http://forum.xda-developers.com/showthread.php?t=2537495
Click to expand...
Click to collapse
See this, http://forum.xda-developers.com/showthread.php?p=53758227. It lists all roms and everything else you'll ever need for your device
Sent from my Nexus 9 using XDA Free mobile app

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