Manual upgarde from 2.5 to 3.0.3 (3 replies)

I have wamp server 2.5 and i use all latest components

apache - latest
mysql - latest
php - latest

i want to upgrade wam server 2.5 to wampserver 3.0.3 or latest

It is possible to do without this file: -- Wampserver 2.5 -> 3.0.3 - 64 bit x64

thanks