The Prime Shields Task in The Skeld is a short and simple Task. All you have to do is click on the red hexagons until they all become white, there are usually 2-5 red hexagons.

Keep in mind this is a visual task, when this task is completed for the first time, the shields will light up which proves the player's innocence. Other players can also do this task after done once, this time the shield lights will blink upon completion.