Google Analytics classifies traffic on the Organic Social channel when one of two possible conditions is met:
The traffic source matches a list of well-known social media sites
The traffic medium exactly matches "social", "social-network", "social-media", "sm", "social network" or "social media"
Paid social networks4
Paid social traffic comes to your site through paid ads on Instagram, Facebook, and other social sites.
Here's an Instagram ad with a link embedded in the "Buy Now" banner:
An Instagram ad with a link embedded in the "Buy Now" banner
This is what a paid social ad URL looks like:
Google Analytics classifies traffic on the Paid Social phone number in korea channel when these two conditions are met:
The traffic source matches a list of well-known social media sites
Traffic medium exactly matches "ppc" or "cpc" or select other identifiers (you can review the others in this article about default channel groups )
Direct traffic
Direct traffic includes visitors who directly typed your URL into their browser or visited you from a bookmark in their browser.
So:
This channel may also include visits that Google Analytics didn't understand. This is often the case with email marketing traffic, one of the few traffic sources that Google Analytics can't understand without the help of UTM parameters.
Google Analytics classifies traffic in the Direct channel when both of the following conditions are met:
Traffic source exactly matches "(direct)"
Traffic medium exactly matches "(none)" or "(not set)"
Professional advice