possible to get recovery? - Xperia Arc Q&A, Help & Troubleshooting

With x10 we had a recovery menu where we cud try new roms and back up our current roms and go back to the backed up ones. Is this possible with arc? My phone has opened bootloader but I only ever seemed to access the recovery when trying out cm7.0 and after it was gone when flashing stock rom back.

Yes just flash the doomlord kernel and you will get recovery
Sent from my Xperia Arc using XDA Premium App

what if I want stock kernal without all the changes but want recovery?

soldiers33 said:
what if I want stock kernal without all the changes but want recovery?
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then you will have to connect it to a pc/laptop each time to boot into it via fastboot.

So I would need to run the kernal as boot?

Related

How to get back to gingerbread stock + Cwm + root?

Hi I'm a way to get back to gingerbread stock with root and Cwm. I'm running the ICS beta but it's draining the battery like mad on occasion.
Need some normality! As close to stock as possible but with root and Cwm.
Thanks
Sent from my LT18i using Tapatalk
Just flash a stock rom with flashtool, then use fastboot to boot doomlords kernel.
sinksterĀ©
sinkster said:
Just flash a stock rom with flashtool, then use fastboot to boot doomlords kernel.
sinksterĀ©
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Won't I lose CWM?
I don't really want a 3rd party kernel, I want stock..
As I have a unlocked bootloader, I am thinking (hoping), it's just a case of flashing a new boot.img using fastboot and then loading a root filesystem using CWM. Which was the way I loaded ICS, and was pretty simple and painless.

Question concerning backup before flashing cyanogenmod

Hey Guys,
I want to try out cyanogenmod 7.1 on my xperia play. I still have a locked bootloader but clockwordmod recovery is already installed, so if something goes wrong, i am able to go back to my stock 2.3.4 rom. I think for cyanogen mod working right, i have to flash the doomkernel too? So what will happen if i unlock the bootloader, flash a custom kernel and a custom Rom and then apply the backup, i created before? Will i go back to my stock rom, stock kernel etc? I cant find an answer for this :/ sorry for Bad english, im from germany
Sent from my R800i using XDA
Hydrony said:
Hey Guys,
I want to try out cyanogenmod 7.1 on my xperia play. I still have a locked bootloader but clockwordmod recovery is already installed, so if something goes wrong, i am able to go back to my stock 2.3.4 rom. I think for cyanogen mod working right, i have to flash the doomkernel too? So what will happen if i unlock the bootloader, flash a custom kernel and a custom Rom and then apply the backup, i created before? Will i go back to my stock rom, stock kernel etc? I cant find an answer for this :/ sorry for Bad english, im from germany
Sent from my R800i using XDA
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Despite the fact that you have recovery, you can't use cyanogenmod on a locked bootloader. Cyanogenmod requires a kernel that is different from stock, and you can't flash a kernel on a locked bootloader.
Sent from my R800x using XDA
Yes, i know about that. My question is, if i unlock my bootloader, flash a custom kernel, Flash cyanogenmod and THEN use clockwordmod recovery to apply my nandroid Backup, that i createt, before unlocking the bootloader and flashing all These things, will this work? So im back at my stock rom and stock kernel? I really want to try out cyanogenmod, but i want the option to go back to stock, if something is Not the way, i imagined. And i dont know, if the kernel is included in a nandroidbackup. Furthermore, i dont know if a Backup, created with an locked bootloader will work on a device with an unlocked bootloader too?
Sent from my R800i using XDA
Sorry, I guess I didn't read your post in its entirety.
The short of it is yes, you can use the nandroid of a locked on an unlocked phone. The nandroid won't backup nor restore the kernel, that must be flashed separately. The kernel is such a small filesize, and the command is easy enough that it shouldn't be a problem. That is, unless you wanted to change kernels while away from a computer.
Sent from my R800x using XDA
Thank you, this was really helpful to me so i have to download the stock kernel, if i want everything as it was before cyanogenmod. But thats not the Problem, i guess. I think i'm going to try it out after work, thank you for your fast answers
Sent from my R800i using XDA
I'm not entirely sure, but I don't believe there are any stock kernels available. You can use an .ftf file with flashtool, as that sets everything to stock, then restore a nandroid after reinstalling recovery.
Sent from my R800x using XDA
Ahhh thats a lot easier than the way, i planned to do this. Thanks
Sent from my R800i using XDA
If you restore a nandroid from a stock ROM after flashing the cyanogen kernel your phone won't boot.
You would need to go back to the stock kernel before restoring. Problem is, you don't have a recovery in the stock kernel.
You could revert using flashtool, by flashing stock, then rooting, then install the locked version cwm, then restore.
Or after unlocking the bootloader before even trying cyanogen, flash DooMKernel, and make a backup through the kernel recovery. Then you can try cwm, and if you don't like it, flash DooMKernel again and restore.
Sent from a Galaxy far, far away

How to flash CWM to unlocked bootloader ICS Arc S

Hi, I have a unbranded, unlocked Arc S, running ICS, and I want to flash the 4.04 image, which comes as a CWM zip.
Everything is currently stock but rooted.
The 4.04 update is a ZIP (rather than a FTF), so I think I need CWM installed to flash the update. I can't find anything that tells me how.
I found a easy installer, but it categorically says don't use it with ICS.
HELP!!!
CWM Auto-Installer
Try CWM auto-installer, you can find it in Play Store and it worked to me.
Look in the dev section for the stock ics kernel with cwm is the simplest way.
Sent from my LT18i using XDA
Use fastboot to boot either a custom kernel like ArcNight or DoomKernel, or cobratos modded stock. They contain cwm, on boot repeatedly press any of the h/w keys to enter cwm and flash the zip on the sdcard.
smartarse93 said:
Look in the dev section for the stock ics kernel with cwm is the simplest way.
Sent from my LT18i using XDA
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I only ever found the old beta kernel for ICS, not the final one. Got a link?
I tried the auto CWM installer, and yes it did install onto stock ICS, and I managed to install the 4.04 ZIP, but now it just hangs on the Sony startup screen.
Any advice on how to get back to something that works?
Sorry I haven't looked at that Rom as it's a dev Rom thats been ported, before installing that Rom did you make a cwm backup? Otherwise you install another Rom.
Sent from my LT18i using XDA
CrazyPeter said:
I only ever found the old beta kernel for ICS, not the final one. Got a link?
I tried the auto CWM installer, and yes it did install onto stock ICS, and I managed to install the 4.04 ZIP, but now it just hangs on the Sony startup screen.
Any advice on how to get back to something that works?
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Before flashing a ics rom in zip format you need to flash a complete ics (ftf file) via flashtool /pc companion /seus.

Re-Flash Xperia M to stock

Hey everyone,
last week I flashed my girlfriend's XMS with several custom ROMs, but none of them could really satisfy us, so I want to re-flash the stock ROM.
My question is: Can I just flash the ftf file with the flashtool if there is currently CM11 running on the device? Or do I need to erase the system before?
Will this also flash "stock recovery"? Is there a way to do this?
Thanks!
Yes, you can flash stock ROM. There is no need to format system, Flashtool will do its work. Stock recovery will not be flashed, because we don't have stock recovery on our device. But you can flash stock kernel with CWM or PhilZ Touch recovery.
if you want to leave your recovery ..check kernel
sin in exclude list in flashtool
Sent from my C1905 using XDA Premium 4 mobile app
Farsiris said:
if you want to leave your recovery ..check kernel
sin in exclude list in flashtool
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No! Phone will not boot with custom ROM kernel (if custom ROM is not based on stock). So it is necessary to flash full stock at first and then to flash stock kernel with recovery, if you want to have recocery.
cucumber09 said:
No! Phone will not boot with custom ROM kernel (if custom ROM is not based on stock). So it is necessary to flash full stock at first and then to flash stock kernel with recovery, if you want to have recocery.
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Have you tried it ? Cuz i ve tried it many many times !
Farsiris said:
Have you tried it ? Cuz i ve tried it many many times !
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You flashed stock via Flashtool after CM11 or CM-based ROM without flashing stock kernel? It should not boot, I think, because 4.3 and 4.4 kernels are different.
Has anyone tried this? I need to do this also but I'm a little bit confused about flashing kernel. I tried to find a detailed guide somewhere but no success

[Q] how to go back to stock rom or...

hi guys,
first of, forgive me If I cannot utilize google or xda's search engine for looking a good solution to my issue, I just cannot think of the right keywords to look for.
for several months now, I currently have CM11 fxp334 by pencam and Bootloader is unlock. Recently Im encountering random reboot issues and I think its getting worst and I am not sure if it has something to do with my link2sd, because at times when it does randomly reboots, I lose some apps that are link to my sdcard after booting.
1) Im thinking of either updating to the latest CM11(or CM12) nightly builds (I have cwm obviously) to assume that latest builds have less bugs
2) or is it possible to use cwm in trying to install/flash stock xperia M firmware because CM seems to be a power hog based on my own observation vs stock sony 4.3 JB. If this can be done, can some good soul point me to the right direction please.
I have my rest days, I hope I can use it by fixing my phone. Thank you.
Just flash your stock .ftf file to go back to stock.
You will have to reflash recovery tho.
*blink*
RedLedLight said:
Just flash your stock .ftf file to go back to stock.
You will have to reflash recovery tho.
*blink*
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flash by using cmw, or flashtool? can cmw recognize a *.ftf file?
and when you said that I will have to reflash recovery, I can still use the cmw recovery that Ive previously used with my CM11 together with stock sony rom?
prince10t said:
flash by using cmw, or flashtool? can cmw recognize a *.ftf file?
and when you said that I will have to reflash recovery, I can still use the cmw recovery that Ive previously used with my CM11 together with stock sony rom?
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flash .ftf using flashtool flashmode
afaik cwm only support .zip file for flashing
you can have cwm on stock rom when you flash stock kernel that includes cwm
flash it with flashtool fastboot mode
just press thanks if it's helps instead of typing it

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