Backup Kernel Before Flashing New One? - myTouch 3G Slide Q&A, Help & Troubleshooting

Is there a way to back up the kernel on my existing ROM before I flash dumfuqs latest one? In case I don't like the latest one is there a way to revert back to the original kernel? Thanks in advance!

pettigrew95 said:
Is there a way to back up the kernel on my existing ROM before I flash dumfuqs latest one? In case I don't like the latest one is there a way to revert back to the original kernel? Thanks in advance!
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I might be wrong but i think the normal kernel is included with the rom and you just reflash the rom if you dont like the oc kernal (or nandroid backup)

pettigrew95 said:
Is there a way to back up the kernel on my existing ROM before I flash dumfuqs latest one? In case I don't like the latest one is there a way to revert back to the original kernel? Thanks in advance![/Q]
after you re-boot into recovery using ROM Manager you select "nanadroid" and then select backup... it backs up ROM and Kernel
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Ok I get that but I was wondering in regards to lets say if I install the new kernel and then installs apps and make system settings changes and then I want to revert back to the old kernel without losing the apps and system settings? Also I'm asking this because I'm thinking about flashing the dumfuq 3.5 kernel on Chiefs OTA update ROM. Anyone running this combination? Thanks.

Related

[Q] Switching kernals and roms.

If i already have a kernal and rom but want to switch to different ones. do i do anything different than when my phone was stock?
TehTimeb0mb said:
If i already have a kernal and rom but want to switch to different ones. do i do anything different than when my phone was stock?
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Flash kernel, install ROM, done.
A lot of roms require flashing a certain stock firmware first though.
The usual process for many roms= make sure you have the right base ROM if one is required (example: stock .42), fastboot flash kernel, load kernel recovery, flash zip file for ROM.
Make sure to wipe the cache in between through recovery.
Sent from a Galaxy far, far away
TehTimeb0mb said:
If i already have a kernal and rom but want to switch to different ones. do i do anything different than when my phone was stock?
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just the same method.. but make sure that kernel u want to flash, supported by the rom that u want to use

[Q] Latest stock kernel

Can't seem to find the latest stock kernel as people have stopped updating the threads :/
Anyone be able to point me to the latest kernel please? HTC_001 so will be on the latest update 3.20.401.1.
Cheers.
Danw20 said:
Can't seem to find the latest stock kernel as people have stopped updating the threads :/
Anyone be able to point me to the latest kernel please? HTC_001 so will be on the latest update 3.20.401.1.
Cheers.
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http://forum.xda-developers.com/showthread.php?t=1546970
Thanks alot. Just what i wanted
Actually i have just thought about this and it does not include the zip. So this will not do the job.
Stock modules are in the stock nandroid (or ruu) these stock boot.img files fit the stock HTC modules. Modules are restored when a stock nandroid backup is restored
The stock 3.20.401 from Mike's thread is fully stock only in a custom rom install way. Only thing after the rom install that is not stock is the recovery.
So basically ive got to restore a Nandroid backup to do this?
Actually im guessing what you really want, you ask for the latest stock kernel. What's your goal with that ?
A custom rom has in 99% a tweaked kernel. A nandroid backup has stock modules + boot.img
So maybe you can point out what your goal is and i can give you the answer to that
Currently i am on Stock rom which is rooted. I basically want the phone in shape ready to receive any OTA that might come out in the near future. Im keeping root with the voodoo rootkeeper.
Ah oke and you flashed a custom kernel on it ?
Yeah i flashed the Tegra 4 one. Gotta say really good kernel, slightly disliked what it did to the screen though.
The easiest way to go back to full stock (modules + kernel) is indeed to restore the stock nandroid. Then its all stock, flash the stock recovery and you are also able to update official ota's (like upcoming sense 5)
Okay thanks a lot for that. Can't wait for that Sense 5 beauty, tried it on the One and certainly an improvement on the very good Sense 4.
Well i used an old Nandroid i had 3.14 software, factory reset, dalvik, then restored the nandroid. The Nandroid restored well except i was left with the kernel. Good thing is though the OTA still works as there is an update to 3.20
Ahhhh false alarm sorry. Me not thinking straight. -_-
The boot.img doesn't flash its self :L
Lol....solved ?
Yeah everything is good now thanks
Good :thumbup:
CASE CLOSED !

Stock Kernel

Anyone have a stock kernel for the wifi model? I dumbly forgot to take a backup before putting in a custom kernel. I want to put the stock one back for FLO.
Hilbe said:
Anyone have a stock kernel for the wifi model? I dumbly forgot to take a backup before putting in a custom kernel. I want to put the stock one back for FLO.
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same here. and if i go back to stock kernel, will my files(videos, images, music, etc) be deleted? i am currently on stock rom with elementalx kernel.

How to backup stock kernel?

Anyone know of an app or a way?
You could install a custom recovery and create a backup of the entire ROM from the custom recovery or did you just want the stock kernel?
I want to be able to be able to revert back to the stock kernel easily after switching to another without having to reflash kitkat with Odin.
Will you be trying a custom rom? I ask because stock kernels tend to only work with Samsung-based roms. Most custom roms are based on a cm11 or aosp kernel.
ROM Toolbox Pro can backup your kernel. Not sure if the free version will though. You can check
audit13 said:
Will you be trying a custom rom? I ask because stock kernels tend to only work with Samsung-based roms. Most custom roms are based on a cm11 or aosp kernel.
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No, I'm on a stock rom.
OKAstro said:
ROM Toolbox Pro can backup your kernel. Not sure if the free version will though. You can check
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I can't find any option to backup the kernel in the pro version.
MikeRWK said:
No, I'm on a stock rom.
I can't find any option to backup the kernel in the pro version.
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1. Open ROM Toolbox
2. Choose ROM Installer
3. Swipe right
4. Choose Backup & Restore
5. Backup Kernel is 3rd choice.
6. Note backup location so you'll know where it is
MikeRWK said:
No, I'm on a stock rom.
I can't find any option to backup the kernel in the pro version.
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Or, if u flash a custom kernel and don't like it and want to revert to the stock kernel easliy, just dirty flash the Rom again, no wiping needed...
I ended up flashing CM11 and I made a complete backup before I flashed.
Thanks for the help guys
Sent from my SGH-i747M

regarding kernel

Hi! How can I revert back to stock kernel provided by the custom rom? Will I need to restore the backup (boot partition) in twrp? Or do I need to dirty flash the custom rom I'm in? I'm curious and new to this kind of things. Thank you.
giiieeeXD said:
Hi! How can I revert back to stock kernel provided by the custom rom? Will I need to restore the backup (boot partition) in twrp? Or do I need to dirty flash the custom rom I'm in? I'm curious and new to this kind of things. Thank you.
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either way will replace it to stock from rom.

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