My Smartwach 2 not working

[ZomZom]

hey 
when i download new software update to my smartwach 2 something wrong happend and download not complet ..
now my smartwatch 2 is turned of and it dont wanna turn on anymore
how can i fix it 
pls help

[Uliwooly]

Connect the watch to a wall charger, press and hold the power button for more than 10 seconds, let it charge for one hour.

Unpair the SW2 from your phone

[ZomZom]

it was charged 100% before that happend and when i try 2 connect it via NFC wiz sony Z1 mobile the mobile makes that tune 
i think there somesing wrong in smartwatch software 
so .. if u know how to flash new firmware pls tell me

[Uliwooly]

Restart your phone and check again