[Q] Downgrading using FTF - Xperia Z Q&A, Help & Troubleshooting

Hi,
I Upgraded my xperia C6602 to Android 4.4 using the journalists and commercial ftf from our forum. the update is not yet available in india. so if i want to give the phone to service centre for repair under warranty, is it possible to downgrade the firmware to the old one (4.3) using the ftf for india ?

wilzad said:
Hi,
I Upgraded my xperia C6602 to Android 4.4 using the journalists and commercial ftf from our forum. the update is not yet available in india. so if i want to give the phone to service centre for repair under warranty, is it possible to downgrade the firmware to the old one (4.3) using the ftf for india ?
Click to expand...
Click to collapse
It's very easy!
Look here:
http://forum.xda-developers.com/xperia-z/general/post-questions-help-troubleshooting-t2116920

yes,u can just flash an indian 4.3 ftf using flashtool
Sent from my C6602 using XDA Premium 4 mobile app

Related

[Q] Xperia Z L36h

i just want to know why i can install the play store but cant open the the application.my device is running on china generic firmware 4.1.2 JB and PlayNow is installed instead of play store?and is it possible to change the device generic firmware by another version of firmware?
Backup you firmware and flash European firmware should be fine.
http://forum.xda-developers.com/showthread.php?t=2188129
Sent from my C6602 using xda premium
gm007 said:
Backup you firmware and flash European firmware should be fine.
http://forum.xda-developers.com/showthread.php?t=2188129
Sent from my C6602 using xda premium
Click to expand...
Click to collapse
you didnt answer my question.what i mean is that if its possible to change my china generic firmware with another generic firmware?my device model is L36h C6602.thank you.

[q] upgrade firmware for c6903

HI GUYS, i have the xperia z1 unbranded from the uk. current firmware 14...518. I tried to upgrade to firmware 534 but get stuck at the flashing step. The flashtool keep telling me to install the driver for my c6903, however when i used the driver installation app come with the flashtool, its keep failing. Does anyone know how to fix this?Please help,thanks.
Which version of flashtool are you using.
Sent from my C6903 using xda premium
gregbradley said:
Which version of flashtool are you using.
Sent from my C6903 using xda premium
Click to expand...
Click to collapse
the newest one on the flashtool website

[Q] Falshing International Firmware on Xperia Z(SO-02E) - DoCoMo

Hi Guyz.
I've Been Using Xperia Z For a Month.. M Quite Bored With Docomo 4.2.2 Version and There's No Sign Of 4.3 Update..
Can I Flash International firmware On My Device To Get The Latest updates..? Is It Possible..?
Any One..?
Yes! You can flash any Xperia Z firmware to any models. You gotta remember to uncheck the baseband if you want to keep the radio for the SO-02E.
Thanx Buddy I'll Try And Report Back
Sent from my SO-02E using xda app-developers app

Hi guys ask about 4.4.2 room !!

How can i install cm or any rom 4.4.2 on my Xperia z ? I have root and look bootloader
And any room is the best for z
And there are problems with back to previous firmware ?
Sent from my C6603 using XDA Premium 4 mobile app
dragonnet_86 said:
How can i install cm or any rom 4.4.2 on my Xperia z ? I have root and look bootloader
And any room is the best for z
And there are problems with back to previous firmware ?
Sent from my C6603 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
You will need to have unlocked bootloader first before flashing any CM roms or 4.4.2 roms
To back to original firmware just flash the pre-rooted 4.3 ROM over here
There's many kind.
I prefer you to wait for official 4.4 update as will be available next month

[Q] how to downgrade from 4.4.4 to jellybean firmware ?

anyone I need some help.
I am using xperia ZR C5502 and now my firmware is Kitkat 4.4.4.
but after upgrade to kitkat having so many issues..
so I decided for downgrade to jellybean..
anyone can tell me how and what step for downgrade my xperia zr ?
thanks anyway and sorry for my english
stephanus88 said:
anyone I need some help.
I am using xperia ZR C5502 and now my firmware is Kitkat 4.4.4.
but after upgrade to kitkat having so many issues..
so I decided for downgrade to jellybean..
anyone can tell me how and what step for downgrade my xperia zr ?
thanks anyway and sorry for my english
Click to expand...
Click to collapse
flashtool and correct ftf file for your region
Find Jellybean firmware FTF according to your region and flash it via FlashTool
Sent from my Xperia ZR using XDA Free mobile app

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