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Please read this if you considering unlocking the boot loader or rooting your phone.

Important information

Please note that you may void the warranty of your phone and/or any warranty from your operator if you unlock the boot loader. You should only unlock the boot loader of your phone if you are an advanced user with good knowledge of the technology and risks involved.

For more information go here http://unlockbootloader.sonymobile.com/

Please also note

The Sony Xperia support team will not be able provide any support, related to unlocking the boot loader or rooting your phone.

We also recommend you to read the below blogposts.

http://developer.sonymobile.com/wp/2011/03/29/unlocking-the-boot-loader-in-the-new-xperia%e2%84%a2-smartphones/

http://developer.sonymobile.com/wp/2011/04/14/option-to-unlock-the-boot-loader-now-available-for-advanced-developers/

http://developer.sonymobile.com/wp/2011/09/28/sony-ericsson-supports-independent-developers/

Best regards
Sony Xperia support team

Reply
One time poster
kitz
Posts: 8
Registered: ‎2012-10-04

how to root my xperia u(st25i 6.1.1.B.1.10)

i just update my xperia u to ics and i dunno how to root it,any one can help me?

Newbie
Bardia
Posts: 372
Registered: ‎2012-07-06

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

why you need to root it ?!

One time poster
kitz
Posts: 8
Registered: ‎2012-10-04

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

cuz can do many thing?

Newbie
Bardia
Posts: 372
Registered: ‎2012-07-06

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

You can check XDA forum to find the right ICS custom firmware.

Demigod
Arnab
Posts: 1,436
Registered: ‎2012-07-02

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

check the sony blog about rooting.

http://unlockbootloader.sonymobile.com/

Anonymous(anon)
Posts: 0

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

Check here http://forum.xda-developers.com/showthread.php?t=1886460
you'll need to unlock bootloader

Newbie
Bardia
Posts: 372
Registered: ‎2012-07-06

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

One time poster
kitz
Posts: 8
Registered: ‎2012-10-04

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

thx try it  now

One time poster
kitz
Posts: 8
Registered: ‎2012-10-04

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

i think need to unlock it 1st ,din see u ask me to do tat.

One time poster
kitz
Posts: 8
Registered: ‎2012-10-04

Re: how to root my xperia u(st25i 6.1.1.B.1.10)

yes its work, relock it back, thx for help.