Stop loss: the stop price for an order
Take profit: the get profit price for an order
Click on the price line and hold to the price to take profit and stop loss.
Option 2 :
+ Step 1: Right-click on the order which you want to set up
+ Step 2: Choose [Modify] or [Delete]
+ Step 3: Set the price for Stop loss and Take profit
+ Step 4: Click [Modify]