GUI - Category
On NxFilter, there are system categories and custom categories.
Category > SystemAlready defined categories by your domain categorization option. Jahaslist has 55 categories and Cloudlist has 69, Globlist has 3 categories. You still can add domains into these system categories. To find out more about these system category options, read Domain categorization
You can download and merge the blocklists from the Internet into Jahaslist and Globlist on 'Classifier > Blocklist'.
Category > CustomYou can create unlimited number of custom categories and add up to 300,000 domains into your custom categories.
'ad-remove' is a special category for removing embedded adverts in webpages. To find out more, read Remove embedded adverts in webpages
Category > Domain TestThis is for finding out which category a domain falls into.