Unfollowing users is similar to following them, except you’ll be unfollowing from your own list of people that you follow.
Open the popup PosherVA window (how to open).
Navigate to FOLLOW tab.
Under Unfollow section, input a number (max 1000 at once) of users to unfollow.
Click the Start button.
You can add several unfollow tasks, and that's will running consistency, similarly to follow tasks.