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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

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

help Bootloader unlock and connection adb failed

One time poster
Message 1 of 2
Message 1 of 2

help Bootloader unlock and connection adb failed

I have a problem,

By unlocking the bootloader.

I first checked if it works and I can unlock the bootloader

then I'm on sony and got me because unlock code for bootloader me

then I downloaded ADB, with the respective drivers for the Sony experia z3 D6603 downloaded

then I checked whether the connection is now exactly that is a problem it is a connection but if I want to fastboot then nothing happens

I entered that
adb reboot bootloader

and then you do not care

I need a support as soon as possible what I can do there

Since I have to root the device for a friend

I thought his bootloader would be unlocked

Message 2 of 2
Message 2 of 2

Re: help Bootloader unlock and connection adb failed



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"I'd rather be hated for who I am, than loved for who I am not." Kurt Cobain (1967-1994)