There are two convenient ways to assign a task to your workspace members.
Outside the task properties
Inside the task properties
Click on the Assign To button in the Task Properties.
Select the member from the drop down menu. You can also type the name of the member in the Search Members field.
You can also assign multiple team members to the same task this way.
Re-assigning a Task
Click on (x) next to the name of the previously assigned member(s) in the Assigned To section to remove them from the task.
You can then assign the task to other members by clicking on the (+) icon next to the Assigned To field.
Select the member from the drop down menu. You can also type the name of the member in the Search Members field.
You can also assign the task to multiple members this way.