How to Add Take Profit Order on MT4
First select the open trade you want to add a TakeProfit to.
Once you have selected open trade - choose modify order button & the following trade order window pop up will appear and you as a trader can use this trade order window pop up to add the Take Profit Order Area for your new trade.
This pop-up includes the settings for setting Take Profit Order Level - type in your Take-Profit Take-Profit Order level and Click the "Modify" button to add the Take-Profit Order to your open trade.
How Do I Add Take Profit Order in Meta Trader 4