Content groups specify Multipurpose Internet Mail Extensions (MIME) types and file name extensions. When you create a site and content rule or a bandwidth rule, you can limit the rule application to specific content groups.
You can grant or deny access to the Internet by creating site and content rules. Site and content rules determine if and when content on specific destination sets can be accessed by users or client address sets.
To allow others to view restricted or unrated content In Control Panel, open Internet Options. On the Content tab, under Content Advisor, click Enable. If you've already enabled Content Advisor, click Settings, and then type the supervisor password.