How do I download new virus definitions

The great thing about Webroot is that you don't have to worry about definition downloads.  Because we do cloud AV protection, that means your information is always up to date.  And the client itself autoupdates so you're always on the most recent version of your software.

Hello ?,
 
Welcome to the Webroot Community,
 
To add to what ? states...if I may..
 
Please read the potential Webroot has.: https://community.webroot.com/t5/Webroot-SecureAnywhere-Antivirus/Scanning-PC-suspiciously-fast/m-p/... also the Webroot WIN Cloud does all the work not your PC: http://www.brightcloud.com/platform/webroot-intelligence-network.php
 

 
Here is the PC User Guide This guide will help you out alot!
 
 
 
Kind Regards,