important thing is the compatibility of the system with your existing software. Windows XP users can have this professional antivirus by downloading the patch for Windows XP. For high version of Windows operating system, there are separate patches. Mac users can avail the benefits of this antivirus by installing the patch for Mac of Webroot. To obtain the best support for Webroot, you need to go for accurate configuration. For this, you need to obtain assistance from the customer support executes. Call them to talk with the veteran executives. They shall deliver you the best support or assistance with perfection.