Update problem MM 6

[Ros1]

Good evening, I have a problem with the update to Android on my m4 aqua version 6. once pccompanion has restarted the phone gives me the 0X000007d3 error. Can someone help me?
Thank you.

[_alexdon_]

Try again with Xperia Companion.

[Ros1]

I tried but I get the error "UEGetPhoneInfoFailure  UE_2003"

[_alexdon_]

You might have modified the software on your device (unlocked bootloader most likely):

/t5/PC-Mac-Software/UEGetPhoneInfoFailure-CompanionUE-3385-UE-2003-when-trying-to/m-p/1105871#M3044

[spidey]

Hi  it's been more than 1 hour than my cell re-start after the last update!!! is it normal?

[skelctonb]

I tried to update my xperia m4 aqua to marshmallow using PC companion, then my phone shut its self down, but after that on the pc companion said device error update and now I can't turn my phone back on, it displays white screen