account arrowhead-down arrowhead-up mobile-menu search sm-bold-x x-skinny-rounded x-skinny arrowhead-right social-facebook social-googleplus social-instagram social-linkedin social-pinterest social-qzone social-renren social-tencent social-twitter social-vkontakt social-weibo social-youku social-youtube

Please help us improve our website

Take our customer survey to evaluate your visit.

It should only take a few minutes to answer five quick questions. Just click the Launch survey button at the end of your visit to begin.

Showing results for 
Search instead for 
Did you mean: 

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

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.

Best regards
Sony Xperia support team

{ EMMA } Sony Flash tool for Xperia™ devices

One time poster
Message 131 of 132
Message 131 of 132

Re: { EMMA } Sony Flash tool for Xperia™ devices

 Emma does not support this phone.

One time poster
Message 132 of 132
Message 132 of 132

Re: { EMMA } Sony Flash tool for Xperia™ devices

No available services matched th connected device. Please refer to update session df826aea-0d85-477f-98b9-4b09ddfde823 if you need to contact Emma support.

Model: D2403;

Software: App-Sw: 1286-4792 18.6.A.0.182;

Customization: CDF: 1290-0580 R1C;

Bootloader unlock.


Please help me with this, Emma doesnt found firmware for my device, and my device has brick or lag. When my phone turns on it freezes after the start sound, passing the xperia logo but before running the phone launcher. HELP!!