[Q] Downgrade xperia U from 4.04 to 2.3 - Sony Xperia P, U, Sola, Go

Hi,
I updated my Xperia U to ICS 4.0.4 last week. But im not comfortable with ICS.Its really lagging .
So, how can I downgrade my mobile to 2.3 ginger bread? without loosing the warranty.!

Just try hard reset. Maybe help.

air001 said:
Just try hard reset. Maybe help.
Click to expand...
Click to collapse
hard reset wont work, plz dont mislead people.
Sent from my GT-S5360 using xda app-developers app

Rohitxperia said:
Hi,
I updated my Xperia U to ICS 4.0.4 last week. But im not comfortable with ICS.Its really lagging .
So, how can I downgrade my mobile to 2.3 ginger bread? without loosing the warranty.!
Click to expand...
Click to collapse
Flash stock GB ftf using Flashtool.

Why does it misleading? Hard reset often helps to fix lagging.
ICS is very laggy if you do upgrade without hard reset.
Sent from my ST25i using xda app-developers app

neectron said:
Flash stock GB ftf using Flashtool.
Click to expand...
Click to collapse
How to do that? :-w

Rohitxperia said:
How to do that? :-w
Click to expand...
Click to collapse
Download GB ftf file.
Download flashtool.
How to use flashtool:http://forum.xda-developers.com/showthread.php?t=928343

Related

[Q] Root My Xperia MiNi Pro 4.0.4

Hi Everybody,
Today i updated my xperia mini pro sk17i to the latest android version 4.0.4 via Sony Update Service.. Now I want to root my sk17i...
Please can anyone help me to root my phone.. without unlocking my bootloader..
Thanx.
mohdaqib17 said:
Hi Everybody,
Today i updated my xperia mini pro sk17i to the latest android version 4.0.4 via Sony Update Service.. Now I want to root my sk17i...
Please can anyone help me to root my phone.. without unlocking my bootloader..
Thanx.
Click to expand...
Click to collapse
There must be a thread about the latest ICS root,you need to find it ;0
UchihaDareNial said:
There must be a thread about the latest ICS root,you need to find it ;0
Click to expand...
Click to collapse
I can't find it.. can you tell me how to root sk17i 4.0.4 .. ??
You need to downgrade to GB and then use local.prop method. There is a tutorial on the Dev section
mohdaqib17 said:
I can't find it.. can you tell me how to root sk17i 4.0.4 .. ??
Click to expand...
Click to collapse
Here it is: http://forum.xda-developers.com/showthread.php?t=1688980
use the unlocked bootloader method, it's easy and fast
Curtis7990 said:
use the unlocked bootloader method, it's easy and fast
Click to expand...
Click to collapse
Bro, i don't want to void my warranty.
Sent from my SK17i using xda premium
Unlock your bootloader and you can find a very easy TUT in the dev section. I rooted my device with it. Good luck
Sent from my SK17i using xda premium
kareemgonna said:
Unlock your bootloader and you can find a very easy TUT in the dev section. I rooted my device with it. Good luck
Sent from my SK17i using xda premium
Click to expand...
Click to collapse
I don't want to unlock my bootloader as it voids the warranty ..
Any other method please ..
mohdaqib17 said:
Bro, i don't want to void my warranty.
Sent from my SK17i using xda premium
Click to expand...
Click to collapse
Check out my Signature.
Thanks,
Rick
Hit Thanks if I helped you in anyway.
Sent from my SK17i using XDA
DragonClawsAreSharp said:
Check out my Signature.
Thanks,
Rick
Hit Thanks if I helped you in anyway.
Sent from my SK17i using XDA
Click to expand...
Click to collapse
Thanx for your help.. now i have rooted my XPERIA Mini Pro ...
Thanx again ..
mohdaqib17 said:
Thanx for your help.. now i have rooted my XPERIA Mini Pro ...
Thanx again ..
Click to expand...
Click to collapse
How did you do it??
I'm totally lost, I never rooted a phone before... help please... :s
u can take a look at this
root all kind of official sony frimwares
http://talk.sonymobile.com/thread/41119?start=0&tstart=0
Xperia Mini Pro SK17i Update mystery
Xperia Mini Pro SK17i update is mystery, i update my Xperia Mini Pro to 4.0.4 ICS and i experienced certain inconsistencies, after searching for hours it found that i should repair my update and after that do factory default, i did that and it made my phone much better. Now everything is fine accept one think that making me hate my phone, it's battery backup which is very ugly. It hardly goes one day in mostly standby mode.
If anyone else like me is frustrated with only battery issue or know how to fix it than please reply...
This might useful for you ,
talk.sonymobile.com/thread/35239
http://forum.xda-developers.com/showthread.php?t=1688980
Sent from my SK17i using xda premium
Sent from my WT19i using xda app-developers app
mini pro 4.0.4
hi guys,
I am quite a noob, and trying to figure this xperia thing, after at last I managed to nicely root and flash my htc.
But it seems on xperia it is all working different. What I need, is generally to delete bloatware, to do so I need root.
But to get root I need to flash a ROM first? In htc it's rooting so that you can flash roms. It all gets me confused.
Is there a way then to root without any weird downgroading/flashing roms?
Agnes
If you are on gingerbread you can root it on older Firmware than .62/.69, otherwise you must downgrade and upgrade again. Just Check out my signature
Sent from my SK17i using xda app-developers app
mihahn said:
If you are on gingerbread you can root it on older Firmware than .62/.69, otherwise you must downgrade and upgrade again. Just Check out my signature
Sent from my SK17i using xda app-developers app
Click to expand...
Click to collapse
Thanks, all the pictures are very helpful! will try it I guess~
alkithilien said:
hi guys,
I am quite a noob, and trying to figure this xperia thing, after at last I managed to nicely root and flash my htc.
But it seems on xperia it is all working different. What I need, is generally to delete bloatware, to do so I need root.
But to get root I need to flash a ROM first? In htc it's rooting so that you can flash roms. It all gets me confused.
Is there a way then to root without any weird downgroading/flashing roms?
Agnes
Click to expand...
Click to collapse
If you want to remove bloatware apps it's easier to remove them from the zip package before you flash the rom.
Open the the rom using 7zip or similar program (open archive NOT extract it).
Then go into the system folder and there is an app folder (system/app).
The app folder contains pretty much most the app's that are on your rom.
Just go through them and delete the app's you don't want, there are plenty of lists around of safe apps to delete/remove, there are some on here and if you google you will find more.

[Q] Why it show me that i'm up to date?

I'm on GB and when i connect the phone it show me i'm up to date. Why?
View attachment 1578387
maybe, Sony is trying to update Gingerbread too, so wait for updated Gingerbread.
tujamo1 said:
I'm on GB and when i connect the phone it show me i'm up to date. Why?
View attachment 1578387
Click to expand...
Click to collapse
Because it is.
Sent from my soon-to-be bricked Neo V
your phone is up to date. you are using the latest GB. were you hoping an update from GB to ICS?
if you want to update to ICS, you can flash stock ICS using flashtool. custom rom are nice too.
Try to update using SEUS..
Consider to hit THANKS button
Sent from my MT11i using xda app-developers app
jasonwsc said:
Because it is.
Sent from my soon-to-be bricked Neo V
Click to expand...
Click to collapse
My phone it's on custom Gingerbread. Latest update in seus it's .587, but now show me that i'm up to date.
mmckoyuki said:
Try to update using SEUS..
Consider to hit THANKS button
Sent from my MT11i using xda app-developers app
Click to expand...
Click to collapse
Maibe repair since it show me that i'm up to date.
Try flashing the stock .587 using flashtool if u want ICS, but I recommend going to custom roms
Sent from my MT15i using xda app-developers app

[HELP][LAST]About upgrading 2.3.4 to 4.0.4 without losing my rooted phone

i dont know how it works...
Guys can u tell me how ?
Step by Step please...
Thanks
I actually rooted my phone when I wan in 4.0.4 with the kernel trick so I'm not sure but as much as I know if you flash the ftf file of 4.0.4 you can do it without losing root...
Sent from my Xperia Mini Pro using xda premium
please tut me
Sent from my ST15i using xda app-developers app
Ok...so what i found is that if you download the ftf file for stock firmware and then install without wiping data+cache then u might be able to do it,...but still i'm not sure so try it at ur own risk....
Press THANKS if I helped,
Regards,
Abhinav
alokbina said:
Ok...so what i found is that if you download the ftf file for stock firmware and then install without wiping data+cache then u might be able to do it,...but still i'm not sure so try it at ur own risk....
Press THANKS if I helped,
Regards,
Abhinav
Click to expand...
Click to collapse
Sir can u give me the link of FTF IcS. for xperiamini?
Sent from my ST15i using xda app-developers app
babyyeobo14 said:
Sir can u give me the link of FTF IcS. for xperiamini?
Sent from my ST15i using xda app-developers app
Click to expand...
Click to collapse
Ok go here and do it...but i would recommend you to talk to some more experienced user before doing this.....
Press THANKS if I helped,
Regards,
Abhinav
alokbina said:
Ok go here and do it...but i would recommend you to talk to some more experienced user before doing this.....
Press THANKS if I helped,
Regards,
Abhinav
Click to expand...
Click to collapse
I need to do is flash the FTF ICS via FLASHTOOL and unchecking the wipe data and wipe cache right?
Sent from my ST15i using xda app-developers app
Yes but before that please confirm it by talking to mihahn, predator95, sandy7, etc. as incase i'm wrong you may end in a brick and I might not be able to help...
alokbina said:
Yes but before that please confirm it by talking to mihahn, predator95, sandy7, etc. as incase i'm wrong you may end in a brick and I might not be able to help...
Click to expand...
Click to collapse
but please can u tell me what are the things that u do when u get ur xmini rooted and unlock
Sent from my ST15i using xda app-developers app
Actually u rooted in on android 2.3.4 but I rooted it on android 4.0.4 so the things I did to root my phone may differ.. but u told that ur phone is already rooted
... is the bl unlocked?? If yes then flash any good ics kernel and then use the rom u want...many android 4.0.4 roms are available if u don't particularly want to stick to stock
Sent from my Xperia Mini Pro using xda premium
alokbina said:
Actually u rooted in on android 2.3.4 but I rooted it on android 4.0.4 so the things I did to root my phone may differ.. but u told that ur phone is already rooted
... is the bl unlocked?? If yes then flash any good ics kernel and then use the rom u want...many android 4.0.4 roms are available if u don't particularly want to stick to stock
Sent from my Xperia Mini Pro using xda premium
Click to expand...
Click to collapse
bro i dont know what is the sign of unlocked bootloader but i try Se Unlocker using unlock code and nothing gonna happer
bro i lost my Root but its ok i am now 4.0.1.B.0.587 again... now im gonna do again my previous work
babyyeobo14 said:
bro i lost my Root but its ok i am now 4.0.1.B.0.587 again... now im gonna do again my previous work
Click to expand...
Click to collapse
Ok for any help just ask and be sure before root turn on usb debugging,change mtp mode to msc mode and turn on unknown sources or you may end in a brick
Sent from my Xperia Mini Pro using xda premium

[HELP]Stock ROM

Hey XU guys!
I have an ST25i and I need a bit of help.
I am running an unknown ROM that I don't know how to fix. If any of you have...
-An Xperia U ST25i
-Rooted
-CWM installed
-Stock ROM and Kernel
Can you...
Go into CWM. Go into advanced. And do create firmware.zip and send it to me. I need it back to stock and PCC and Flashtool won't work.
Thanks!
Sent from my ST25i
Strike_Riku said:
Hey XU guys!
I have an ST25i and I need a bit of help.
I am running an unknown ROM that I don't know how to fix. If any of you have...
-An Xperia U ST25i
-Rooted
-CWM installed
-Stock ROM and Kernel
Can you...
Go into CWM. Go into advanced. And do create firmware.zip and send it to me. I need it back to stock and PCC and Flashtool won't work.
Thanks!
Sent from my ST25i
Click to expand...
Click to collapse
If its all stock than sus should work, did you install all drivers? Did you connect phone properly to the pc? What is exactly your problem?
Sent from my ST25i using xda app-developers app
Hey
Well my problem is that I am running a ROM that is not stock
I would like to revert back to it so I may get OTA updates.
In Pcc it said my phone was already updated.
And I cannot install Flashtool. I tried to use it to root my XU and it never worked.
PS what is sus?
Thanks
Sent from my ST25i
Why don't you just go to settings/ about phone and see what you're running?
Sent from my Android 4.2.1 Xperia S
Strike_Riku said:
Hey
Well my problem is that I am running a ROM that is not stock
I would like to revert back to it so I may get OTA updates.
In Pcc it said my phone was already updated.
And I cannot install Flashtool. I tried to use it to root my XU and it never worked.
PS what is sus?
Thanks
Sent from my ST25i
Click to expand...
Click to collapse
SUS is Sony Update Service download it and install, open choose your phone and click on update and then just follow instructions on screen of your PC
Ben36 said:
Why don't you just go to settings/ about phone and see what you're running?
Sent from my Android 4.2.1 Xperia S
Click to expand...
Click to collapse
Can you tell what I am running from that?
Sent from my ST25i
Stock ICS rom by the looks of it. See the build number
Sent from my Android 4.2.1 Xperia S
dsaklein said:
SUS is Sony Update Service download it and install, open choose your phone and click on update and then just follow instructions on screen of your PC
Click to expand...
Click to collapse
OK where and how can I download it? :beer:
Sent from my ST25i
That's definitely stock Sony build number. Look at my build number because it's custom, compared to yours -
Sent from my Android 4.2.1 Xperia S
Ben36 said:
Stock ICS rom by the looks of it. See the build number
Sent from my Android 4.2.1 Xperia S
Click to expand...
Click to collapse
Where may I find that?
Sent from my ST25i
Is something wrong then? Also flash a later firmware anyways .54 firmware
Sent from my Android 4.2.1 Xperia S
Ben36 said:
That's definitely stock Sony build number. Look at my build number because it's custom, compared to yours -
View attachment 1706214
Sent from my Android 4.2.1 Xperia S
Click to expand...
Click to collapse
Yes but I now know what from it was. Its called Infinity Smooth Custom System ROM, and as it says in the title, it was only a system ROM, which didn't require a new boot.img to be fastboot flashed.
Sent from my ST25i
Is the bootloader unlocked? That may be why ota updates and pcc won't work
Sent from my Android 4.2.1 Xperia S
Ben36 said:
Is something wrong then? Also flash a later firmware anyways .54 firmware
Sent from my Android 4.2.1 Xperia S
Click to expand...
Click to collapse
Yes there is it constantly reboots. Also do you have a link to the .54 firmware, as I realise I am running .10
Sent from my ST25i
http://forum.xda-developers.com/showthread.php?p=34983966
Sent from my Android 4.2.1 Xperia S
Yeah it is unlocked,
Sent from my ST25i
Ben36 said:
http://forum.xda-developers.com/showthread.php?p=34983966
Sent from my Android 4.2.1 Xperia S
Click to expand...
Click to collapse
I could do that but I was looking up if there is a way I could relock the bootloader and restore it with PCC?
Sent from my ST25i
I think you can re lock. Not too sure how it works tho. There are definitely guides around tho!
If you're keeping the phone for yourself tho I'd keep it unlocked and just flash cm9. It'll be far faster and smoother than stock
Sent from my Android 4.2.1 Xperia S
Couple of things.
First of all thanks for all of your help.
Secondly, I am keeping it for myself, but I'm a tad concerned about installing a custom ROM and Kernel.
I have heard of CyanogenMod and apparently they offer a near stock experience. But as Flashtool is not working for me, if I fastboot flash the boot.img then would that mean I could never revert back to stock?
Sent from my ST25i using xda app-developers app
Yea you can always revert back to stock. But I promise you'll never want too. Lol. If you already have cwm then all you need to do is download the cm9 zip and flash in recovery (following instructions in the thread as to what to wipe)
As for flashtool, have you installed all the drivers from the drivers file?
Sent from my Android 4.2.1 Xperia S

[Q] Xperia Advance ST27a

My Phone is Xperia Advance ST27a
will it get similar JB update of Xperia Go ST27i?
I'm a little bit worried
just to make sure
It should be Yes. Go n Advance just differ in baseband. It should come in few days
Sent from my GT-I9100 using xda app-developers app
ydaud said:
It should be Yes. Go n Advance just differ in baseband. It should come in few days
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
THanks a lot for the info
much much apreciated ^_^
Still No JB
Still no JB for my ST27a
I'm living in Bangladesh and using an unlocked phone
can anyone tell me when will I get it?
TJ_bab said:
Still no JB for my ST27a
I'm living in Bangladesh and using an unlocked phone
can anyone tell me when will I get it?
Click to expand...
Click to collapse
Anyone with the ST27A get the update yet???
Bialynia said:
Anyone with the ST27A get the update yet???
Click to expand...
Click to collapse
Anyone??
Bialynia said:
Anyone??
Click to expand...
Click to collapse
I think you can edit your build.prop to ST27i to get JB update...
Sent from my Sony Xperia™ sola using XDA Premium App
or you can flash the JB stock firmware whit flashtool, i have a ST27a too (Mexico) and the only way to get ICS or JB is this
the nitro! said:
or you can flash the JB stock firmware whit flashtool, i have a ST27a too (Mexico) and the only way to get ICS or JB is this
Click to expand...
Click to collapse
Nitro, didn't your bands get screwed up by flashing the st27i firmware?
nope, these works fine; they are a file unbranded when you can use for flash your GO:
http://forum.xda-developers.com/showthread.php?t=2267712
Solution
for all the guys using Xperia Advance
go to this thread and there's a solution for getting the update
http://forum.xda-developers.com/showthread.php?p=41737343
worked for me
The Album app's a little buggy though

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