In order to install an EA on Mt4 software, first of all you need to download and save it in the following folder: C:\Program Files\”Mt4 folder”\experts Now if your Mt4 software is running, close it and restart. Then on the left hand side, look for the "Navigator" window under the "Common" tab, then look into the "Expert Advisors" directory and locate the EA which you have just downloaded. In following example we are installing an EA namely “"FXCM_AwesomeIndicator_Oscillator.ex4” Now Drag (Click and drag) an EA onto the chart and: Enable Expert Advisor’s option on top Select Allow Live trading Deselect Confirm DLL Functions Calls Select Allow DLL Imports Settings should be like this You may want to customize specific items within the "Inputs" tab. This would also be where you would enter your specific code if you purchased the EA. Click "OK", a smiley face in the top right corner of the chart must be shown now as pictured below. Congratulations, your EA has been installed.