[solved]Stock Kernel - Sony Ericsson Xperia Mini, Mini Pro, Xperia Pro, A

I recently unlocked my BootLoader, now i hav a question.
if i flash with a custom kernel can i go back to the stock one? and do i need to take a backup of my stock kernel? if yes then how?

Yes u can reflash back to stock kernel using flashtool, and no u cannot backup running kernel, either stock or custom.

Where can i get stock kernel ? its not there in download section

TR!O said:
Where can i get stock kernel ? its not there in download section
Click to expand...
Click to collapse
You can extract it from stock firmware .ftf file via flashtool

how? tutorial pls.

This is the rooting tutorial for xperia devices but you can also get kernels from here...
Enjoy,
Press THANKS if I hhelped,
Regards,
Abhinav

I opened "WT19i_4.1.B.0.587_Generic.ftf" this file using WinRar, there i got a file named "kernel.sin" is that the stock kernel????

alokbina said:
This is the rooting tutorial for xperia devices but you can also get kernels from here...
Enjoy,
Press THANKS if I hhelped,
Regards,
Abhinav
Click to expand...
Click to collapse
those are .ftf files, on those files i also found 'kernel.sin'(opening with winrar). so to go back in stock kernel would i hav to flash .ftf (in flashmode) or hav to flash kernel.sin(in fastboot mode)??

Since it is kernel.sin and not boot.img so u'll have to flash it using flashmode and you can see how it's done in the tutorial(link which I provided)....
Press THANKS if I helped,
Regards,
Abhinav

yes u can go back to stock kernel....but ur cwm will be lost...
u can find the stock rooted kernels here....
http://talk.sonymobile.com/thread/41119?start=0&tstart=0

I flashed the generic ftf file via flashtool n i got stock rom+ stock kernel is it the right way? And what if i extract "kernel.sin" from generic and flash it with fastboot mode(as fastboot support flash .img & .sin),is this way possible?( In this way i can go back to stock kernel without loosing custom rom)
Sent from my WT19i using xda app-developers app

You can just flash the kernel.sin in flashmode and u'll not lose ur rom....(I think so)
Sent from my Xperia Mini Pro using xda premium

Delete.

Related

Xperia sola bootloop after kernel flash

im a noob and i flashed the ****me kernel by k900 to my xperia sola which was running on official ics. now its in a bootloop but i can open cwm screen in it.
how can i put back my stock kernel? can i have the download link? this is urgent so please help!!
Thanks in advance
alien_28 said:
im a noob and i flashed the ****me kernel by k900 to my xperia sola which was running on official ics. now its in a bootloop but i can open cwm screen in it.
how can i put back my stock kernel? can i have the download link? this is urgent so please help!!
Thanks in advance
Click to expand...
Click to collapse
Hi.
I don't have Xperia Sola, but if you have access to your CWM it's a good ting if you before flash anything you made a backup of your phone using CWM.
Maybe you haven't made any backup of your phone, than you can try to download some custom rom's from this forum for Xperia Sola, if not you can try to find a stock rom for your phone. I'm sure it has been posted lot of Xperia Sola stock rom here, and you flash it by using flashtool.
Maybe you will found something here:
http://forum.xda-developers.com/showthread.php?t=1599303
CiscoX said:
Hi.
I don't have Xperia Sola, but if you have access to your CWM it's a good ting if you before flash anything you made a backup of your phone using CWM.
Maybe you haven't made any backup of your phone, than you can try to download some custom rom's from this forum for Xperia Sola, if not you can try to find a stock rom for your phone. I'm sure it has been posted lot of Xperia Sola stock rom here, and you flash it by using flashtool.
Maybe you will found something here:
http://forum.xda-developers.com/showthread.php?t=1599303
Click to expand...
Click to collapse
I did not make a backup thats right because I got cwm by flashing this kernel so im a bit confused. But ill take your advice about the custom ROM's.
Thanks
Go into fast boot and flash another kernel....or flash stock firmware...
Sent from my LT22i using Tapatalk 2
just download official ftf and flash via flashtool
press thanks if this helped
drsanket_xperia_u said:
just download official ftf and flash via flashtool
press thanks if this helped
Click to expand...
Click to collapse
Can I try a custom ROM also(if i dont want the stock)? And is it safe to use fastboot to flash it?
Thanks
first u need to flash stock rom to get ur sola working
then install cwm recovery
always have a backup using cwm recovery
then try any rom u want
press thanks if i helped
alien_28 said:
im a noob and i flashed the ****me kernel by k900 to my xperia sola which was running on official ics. now its in a bootloop but i can open cwm screen in it.
how can i put back my stock kernel? can i have the download link? this is urgent so please help!!
Thanks in advance
Click to expand...
Click to collapse
That kernel is for GB,not for ICS.
neectron said:
That kernel is for GB,not for ICS.
Click to expand...
Click to collapse
I didnt know that
What should i do now??
alien_28 said:
I didnt know that
What should i do now??
Click to expand...
Click to collapse
As they have said earlier,flash stock ICS ftf.
neectron said:
As they have said earlier,flash stock ICS ftf.
Click to expand...
Click to collapse
But can i flash stock ics even if i have this kernel? because you mentioned that its for gb?
alien_28 said:
But can i flash stock ics even if i have this kernel? because you mentioned that its for gb?
Click to expand...
Click to collapse
Yes,you can.It will replace that kernel.
neectron said:
Yes,you can.It will replace that kernel.
Click to expand...
Click to collapse
downloading stock ics....
will get back after it works again
thanks
make sure u get a backup using cwm recovery
Sent from my Xperia U using Tapatalk 2
drsanket_xperia_u said:
make sure u get a backup using cwm recovery
Sent from my Xperia U using Tapatalk 2
Click to expand...
Click to collapse
See once i put back official ics,, i will lose cwm because cwm is in the kernel i flashed that caused the bootloop
CiscoX said:
Hi.
I don't have Xperia Sola, but if you have access to your CWM it's a good ting if you before flash anything you made a backup of your phone using CWM.
Maybe you haven't made any backup of your phone, than you can try to download some custom rom's from this forum for Xperia Sola, if not you can try to find a stock rom for your phone. I'm sure it has been posted lot of Xperia Sola stock rom here, and you flash it by using flashtool.
Maybe you will found something here:
http://forum.xda-developers.com/showthread.php?t=1599303
Click to expand...
Click to collapse
Using flashtool will ask me to turn on usb debugging mode...i cant boot up my device what do i do??
alien_28 said:
Using flashtool will ask me to turn on usb debugging mode...i cant boot up my device what do i do??
Click to expand...
Click to collapse
Just connect in flashmode.i.e hold - voulme button when connecting usb cable to PC.
THANK YOU EVERYONE.... I HAVE SUCCESFULLY PUT BACK STOCK ICS ONTO MY PHONE.
YOU ALL JUST SAVED MY LIFE(KIND OF).
:good:
use this
http://forum.xda-developers.com/showthread.php?t=1948455
if it doesnt work or u get a bootloop
jz flash the stock ics back
Sent from my Xperia U using Tapatalk 2
That says locked bootloader but mines unlocked... Will it work the same?
Sent from my MT27i using xda app-developers app

[Q] How to flash .img file?

Ok, i flashed in my xperia sola ics 4.0.4, but it is so laggy. So, i want to go back to gingerbread. I have already found the rom i want to flash, but, it is in .img format. I googled for it first, found something but i cannot understand the precedure. So, can someone explain to me how to flash it?
U found a whole rom in jz. Img??
Hehehe thats nt possible
.img files contains kernels I guess
Along wid recovery
Still I will tell u how to flash. Img
Use flashtool
Swtich of ur sola
Connect ur switched off sola to usb by holding the volume up Button ( fastboot mode)
Now go to flashtool
Click on thunder icon
Select fastboot
Now u will have a optiob of select kernel to flash
Just select ur img file
And its done
Bt .img is never a rom by itself
If u could let me knw what u found
I could help u btr
Sent from my ST25i using Forum Runner
I used the ka02 rom for Xperia sola(gingerbread), which you can find in sola rom index in xda forum.
Also, flashtool says that I have to install drivers while I have them all installed via its app
Sent from my MT27i using xda app-developers app

XPERIA SOLA STOCK ICS FTF Build 6.1.1.B.1.54 - India(ASIA)

[XPERIA SOLA STOCK ICS FTF Build 6.1.1.B.1.54 - India(ASIA)]
Well,it is said that before installing any custom rom,always look for the availability of your region's stock ROM.Many of us don't and end up installing old firmware and then updating to the new one.
I had the same experience,there was no availability of .54 indian firmware for my Xperia Sola,searched XDA but to no avail.I only found one SEUS dump for .54 firmware,which i didn't knew how to use.So,i just made a FTF file using the files provided by Sony PC companion using Flashtool.
Here's the download link for the file:
Dev-Host Link
Hit Thanks,if i helped.
Thanks , but i want to ask you if that the Arabic Language is availble in the language list from settings?​
The $niper said:
Thanks , but i want to ask you if that the Arabic Language is availble in the language list from settings?​
Click to expand...
Click to collapse
No,the arabic language is not available in the language settings list.Instead use locale select app from the market to get it.
Hope it helps.
Hit Thanks,if i helped.
Sent from my MT27i using xda app-developers app
FTF file
How to use this FTF file of Xperia Sola?
Re: XPERIA SOLA STOCK ICS Build 6.1.1.B.1.54 - India(ASIA)
Deep 86 said:
How to use this FTF file of Xperia Sola?
Click to expand...
Click to collapse
Flash it with flash tool ...
For details follow tutorials plenty available..
Sent from my Xperia Sola using xda premium
soulhackereborn said:
Flash it with flash tool ...
For details follow tutorials plenty available..
Sent from my Xperia Sola using xda premium
Click to expand...
Click to collapse
THANK YOU VERY MUCH:good:
Hello, I am on Firedroid 1.2. IF i flash this ftf using flash tool ? will i get back to the stock rom?? Please Help!
hrishikesh300 said:
Hello, I am on Firedroid 1.2. IF i flash this ftf using flash tool ? will i get back to the stock rom?? Please Help!
Click to expand...
Click to collapse
yup you get back to stock...
ohh..thanks!
---------- Post added at 02:09 PM ---------- Previous post was at 01:28 PM ----------
but dude, this .ftf file is not showing up in the flashtool.....its not just getting detected by flashtool..?!?
hrishikesh300 said:
ohh..thanks!
---------- Post added at 02:09 PM ---------- Previous post was at 01:28 PM ----------
but dude, this .ftf file is not showing up in the flashtool.....its not just getting detected by flashtool..?!?
Click to expand...
Click to collapse
you have to place the file in firmware folder where flashtool is installed..........
yea its there in the firmwares folder in flashtool directory.. :/
hrishikesh300 said:
yea its there in the firmwares folder in flashtool directory.. :/
Click to expand...
Click to collapse
Hmm..its strange it should have been detected.I myself have flashed this a number of times.
May be you have changed the extension of the file by mistake while renaming.If its not the case,just uninstall your flashtool and reinstall it.then remove any other ftf placed inside the firmware folder,place the downloaded Xperia Sola Stock Ics 6.1.1.B.1.54 [Indian-Asia] FTF.ftf inside the firmware folder.Then start flashtool,remove the USB cable if connected,switch off your phone,press vol. up button and insert usb cable keeping the vol up pressed,once it is detected by flashtool,release vol up button.then press harry potter's forehead sign,i mean thunderflash sign,don't change anything in it(make sure its on falshmode) and press OK.Then select the firmware as Xperia Sola(MT27) and press ok,flashtool will take some time to unpack ftf in memory,then flashtool will popup some sort of banner saying remove your usb cable etc.etc...just remove the USB cable from the phone,then press vol. down button,while keeping it pressed insert USB cable,let it be detected by flashtool,then it will start flashing firmware to your phone.DO NOT REMOVE THE USB CABLE UNTIL IT FINISHES FLASHING.Congratulation you have installed the .54 firmware on your sola.
P.S After installing flashtool,install drivers for your phone,fastbootmode and flashmode.
and if you need to root your phone after flashing .54 firmware.Just flash .10 kernel in the same method,root via Bin4ry's method,then flash .54 kernel.
If you need any help,ask here or PM me.
Hope this helps.
i already downloaded the stock rom of this firmware (
[INDIA] Sony Xperia Sola rom 6.1.1.B.1.54) . plz , can u tell me the procedure of making FTF from this rom...???
By the way thnks for this.........
Re: XPERIA SOLA STOCK ICS Build 6.1.1.B.1.54 - India(ASIA)
Niloygreen710 said:
i already downloaded the stock rom of this firmware (
[INDIA] Sony Xperia Sola rom 6.1.1.B.1.54) . plz , can u tell me the procedure of making FTF from this rom...???
By the way thnks for this.........
Click to expand...
Click to collapse
Bro..it is an ftf file which can be flashed using flashtool.This isn't a rom.This is the stock ics file.The procedure to flash it is given it the above post.
PM me if you have any problem.
Sent from my MT27i using xda app-developers app
akp.ajinkya said:
Bro..it is an ftf file which can be flashed using flashtool.This isn't a rom.This is the stock ics file.The procedure to flash it is given it the above post.
PM me if you have any problem.
Sent from my MT27i using xda app-developers app
Click to expand...
Click to collapse
sorry bro, i didnt download this stock version. i downloaded it from http://forum.xda-developers.com/showthread.php?t=2027246 . my download speed too slow and its about 380 mb. So, i cant download it from your post again. if u know the procedure of making FTF from above mentioned ROM plz share it so that i can flash it via flashtool. Thanks for reply.....
Niloygreen710 said:
sorry bro, i didnt download this stock version. i downloaded it from http://forum.xda-developers.com/showthread.php?t=2027246 . my download speed too slow and its about 380 mb. So, i cant download it from your post again. if u know the procedure of making FTF from above mentioned ROM plz share it so that i can flash it via flashtool. Thanks for reply.....
Click to expand...
Click to collapse
Sorry bro..can't tell anything about that,but if it has ftf extension,you can try placing in the firmware folder of flashtool and flash it.
akp.ajinkya said:
Sorry bro..can't tell anything about that,but if it has ftf extension,you can try placing in the firmware folder of flashtool and flash it.
Click to expand...
Click to collapse
Thanks bro for your reply . bt it isnt a FTF file. Its a ROM file including META-INF and others file.....
Niloygreen710 said:
Thanks bro for your reply . bt it isnt a FTF file. Its a ROM file including META-INF and others file.....
Click to expand...
Click to collapse
Does the other files have .sin extension?If yes..Then try putting the file(archive) in the firmware folder and see if flashtool detects it as a flashable file.
no ftf file
boss..there isnt a ftf in your link. its a zip file.......
Niloygreen710 said:
boss..there isnt a ftf in your link. its a zip file.......
Click to expand...
Click to collapse
Check the extension bro...its .ftf

Need help with Root Xperia U (ICS) .100

Hi Guys,
I am on ST25i_6.1.1.B.1.100_Sony and i like 2 root my phone. I tried a method by downgrading back to .54 kernel and root. After root flash back to .100 kernel. But Flashtool didn't recognize the .54 ftf file..
Is there an easy way 2 root my phone. Maybe someone find a topic or something :fingers-crossed:
Hope you mobile tweakers will help me out. Now my Xperia U is slow:silly:
Cheerz
guidonno said:
Hi Guys,
I am on ST25i_6.1.1.B.1.100_Sony and i like 2 root my phone. I tried a method by downgrading back to .54 kernel and root. After root flash back to .100 kernel. But Flashtool didn't recognize the .54 ftf file..
Is there an easy way 2 root my phone. Maybe someone find a topic or something :fingers-crossed:
Hope you mobile tweakers will help me out. Now my Xperia U is slow:silly:
Cheerz
Click to expand...
Click to collapse
You should downgrade kernel to. 54 root and after that flash. 100 kernel. You have to flash the kernel.sin file, not the whole Rom mate. Open the ftf file with winrar and extract kernel.sin
http://forum.xda-developers.com/showthread.php?t=1886460
Also did you try this one?
DaRk-L0rD said:
You should downgrade kernel to. 54 root and after that flash. 100 kernel. You have to flash the kernel.sin file, not the whole Rom mate. Open the ftf file with winrar and extract kernel.sin
http://forum.xda-developers.com/showthread.php?t=1886460
Also did you try this one?
Click to expand...
Click to collapse
.10 not the .54 afaik
Sent from my ST25i using xda app-developers app
dotafan said:
.10 not the .54 afaik
Sent from my ST25i using xda app-developers app
Click to expand...
Click to collapse
Try with. 10 kernel then mate. Should work.
Just root JB .100 with Doomlord root tool. You can search it from forum!!
Jaaguar86 said:
Just root JB .100 with Doomlord root tool. You can search it from forum!!
Click to expand...
Click to collapse
its not JB
Here's the Rooting Process for you.
This Rooting guide applies to all FW versions above B.1.10.
1) Open Flashtool.
2) Click the Flash icon.
3) Select Flash Mode. (Make sure USB Debugging is ON in your Mobile Settings before connecting to PC)
4) Select & Flash the B.1.10 kernel. Then Reboot.
5) Select the Un-Lock icon and choose your preferred SU app & proceed.
6) Follow the on-screen instructions.
7) Now you have rooted your device.
8) Flash B.1.100 kernel through Flash Mode (using B.1.100 FTF) and let the device reboot. [Press Flash Mode > Select B.1.100 FW > Tick all the option except "KERNEL" under the Exclude Category > Flash]
Downloads
B.1.10 Kernel - Download Here
Click to expand...
Click to collapse
Try rooting with flashtool or the binary developed fr many ics and jb devices if both dont work flash 6.b.1.10 kernel and try any of above methods
Sent from my ST25i using xda premium
Worked for me ! Thanks for .10 kernel file
guidonno said:
Hi Guys,
I am on ST25i_6.1.1.B.1.100_Sony and i like 2 root my phone. I tried a method by downgrading back to .54 kernel and root. After root flash back to .100 kernel. But Flashtool didn't recognize the .54 ftf file..
Is there an easy way 2 root my phone. Maybe someone find a topic or something :fingers-crossed:
Hope you mobile tweakers will help me out. Now my Xperia U is slow:silly:
Cheerz
Click to expand...
Click to collapse
)
http://forum.xda-developers.com/showthread.php?t=1886460
You can download this tool.
Extract it.
Make sure you're on USB debugging. Menu>Settings>Developer Options>USB debugging
Connect your phone to your PC
Double-click on RunMe.bat
Choose option 3 (Old)
Then the rest should be automated.
I successfully rooted my Xperia U on stock ICS (6.1.1.B.1.100), so I can guarantee this will work.
How much time?
Vampyreq said:
)
http://forum.xda-developers.com/showthread.php?t=1886460
You can download this tool.
Extract it.
Make sure you're on USB debugging. Menu>Settings>Developer Options>USB debugging
Connect your phone to your PC
Double-click on RunMe.bat
Choose option 3 (Old)
Then the rest should be automated.
I successfully rooted my Xperia U on stock ICS (6.1.1.B.1.100), so I can guarantee this will work.
Click to expand...
Click to collapse
how much time does it take to root!!???
gauravdsb18 said:
how much time does it take to root!!???
Click to expand...
Click to collapse
Less than 5 minutes
Sent from my ST25i using xda app-developers app
gauravdsb18 said:
how much time does it take to root!!???
Click to expand...
Click to collapse
Hey, it's been like 3 years since this thing...but it shouldn't be long, probably like 1 minute or so.

Root+Cwm xperia u b.1.100?

Can I root my xperia u and install cwm my way
1.flash b.1.100 firmware
2.lets it boot normally
3.flash b.1.10 kernel(how can I flash only kernel?)
4.root and Cwm by Bin4ry
5.done
Work or not?
And one question can I stay with b.1.10 kernel or Do I have to flash back to b.1.100 kernel.I'm still on locked bootloader
Sent from my ST25i using xda app-developers app
Well you can give a shot to both kernel if one doesnt works you can try the other. And to flash only kernel, in flashtool exclude evereything except kernel and dont wipe anything
Cheers,
AJ
Abhinav2 said:
Well you can give a shot to both kernel if one doesnt works you can try the other. And to flash only kernel, in flashtool exclude evereything except kernel and dont wipe anything
Cheers,
AJ
Click to expand...
Click to collapse
Bro so do I have to download the firmware and flash only the kernel or is there any kernel (only kernel) to flash if so can u give me a link
Sent from my ST25i using xda app-developers app
Well you can ask one of the XU users to send you the kernel.sin and then you can pack it as ftf(u can use my ftf maker tool) and finally flash with flashtool. It must work Someone correct me if I'm wrong
Cheers,
AJ
Abhinav2 said:
Well you can ask one of the XU users to send you the kernel.sin and then you can pack it as ftf(u can use my ftf maker tool) and finally flash with flashtool. It must work Someone correct me if I'm wrong
Cheers,
AJ
Click to expand...
Click to collapse
You wong Just kidding.!Can u do it
For me I can't do it cus my laptop is broken so I use my bro laptop hope u understand I dont really have time.He has to work with his laptop
Sent from my ST25i using xda app-developers app
You would find it if you searched a bit more
http://forum.xda-developers.com/showthread.php?t=2243368
Thx alot bro

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