Try avast ! professional, return to home ?

[system]

@Tech post:2

Yes, just add the registration key for the Home version
You don’t have to uninstall it, just adding the key will do the ‘transformation’… 8)

I can’t find the license key. I searched but what i found is the program link that is setupengpro.exe[11 mb] . Where is the license key. I can’t try downloading the 11 mb file because i have a very slow internet connection, so please tell i have to download the full program or there is a key.