You can easily update the instructions for any task in your prototype by using the edit feature.
- Log in to your account.     
- Navigate to the prototype containing the task with instructions you wish to update.   
- Find the task and navigate to the instructions you want to update.  
- Hover over the instruction you wish to edit and click on the edit icon that appears.  
- Make the necessary changes to the instructions.    
- Save your updates. 
