The software update failed !!Help Please

[elegance]

Hi every one.

I tried to update my xpria z1.

it downloaded software but installing has failed.

I can not use PCC because when I connect my phone,PCC does not work properly.

When I connect it to wall sharger , it constantly powering on and powering off.

Please Help me

[_alexdon_]

Is it this case?

/t5/Software-Updates/Xperia-Z2-Lollipop-Update-PC-Companion-Error-11-and-other/td-p/964488/page/17

[rebelreub]

I updated mine this morning. What a disaster. Messaging won't work, half of the apps freeze, phone keeps turning on and off and the battery was dead 4 hours after charging it.

[Phy]

@rebelreub it has been suggested to reinstall Lollipop with Sony PC Companion

[Phy]

Sony PC Companion.
http://support.sonymobile.com/us/tools/pc-companion/