Step 1 — Locate a Task Card
On your Workflow page (or other Task-enabled pages), choose a Task Card.
Step 2 — Drag your Task Card
On your Workflow page, click and hold a Task Card, then drag and drop it into a different column.
Step 3 — Change status inside Card Details
Alternatively, click on a Task Card to open Card Details window. Then click the colored circle, and click a different color to change the status.