Trade Forex Trading

Learn Forex Trading

MetaTrader 4 MetaEditor Language: How To Add Expert Advisors

The MetaEditor language Editor is a programming environment on the MetaTrader 4 Forex platform that traders can use to add new Expert Advisors, Custom Indicators, Scripts, Libraries and Include Files which are used in programming automated trading programs.

The MT4 MetaEditor is shown below and traders can access it from the Tools menu on the MetaTrader 4 platform. This MetaEditor is popular with forex traders who use automated Expert Advisors to trade currencies. If you are a Forex Trader Looking for EA Forex Robots, then you can find them on the MetaTrader 4 Expert Advisors Library.

MetaTrader 4 Platform MetaEditor Language: How To Add Expert Advisors

Open MetaEditor on MT4 Platform


MetaTrader 4 MetaEditor Programming Environment - MQL4 Language Editor

After Adding a new MT4 Expert Advisor, a Forex trader will be required to compile this newly added item so that it can now be recognized by the MetaTrader 4 Forex trading platform and for this new item to start to appear on the list of available Expert Advisors.

Adding a New Expert Advisor

Once you have opened the MetaEditor Work Space as shown above, Short Cut Keysy - Press F4, then follow the steps below to add your new MT4 Expert Advisor.

Step1: Go To File Menu, Select “New”

Adding a New Expert Advisor on MetaTrader 4 Explained - How to Add a New EA Robot on MT4 Platform Explained

Adding a New Custom Expert Advisor on MetaTrader 4 Forex Platform

Step2: On the Popup window that appears select “Expert Advisor”and click next as shown below

Window for Adding New Expert Advisor on MetaTrader 4

Adding MT4 Expert Advisor on MT4 Platform MetaEditor

Step3: Enter Name of EA as Shown Below and Click Finish

Enter Name of New Expert Advisor Before Adding it to MetaTrader 4 Platform

Creating A New MT4 Expert Advisor on MT4

The Following Code will Appear

MetaEditor Programming For Expert Advisor on MetaTrader 4

Adding Automated Expert Advisors on MT4

To Program this Automated Expert Advisor, it requires that you are a programmer who knows the C++ Object Oriented Programming Language, That is the Programming Language that forms the MQL4 Programming Language that is used to Program the MT4 Forex trading software as well as the EA Forex Robots that trade on this Forex platform. Or you can find the community of MQL4 Programmers and they can program the EA trading robot for You. Or you can find a tutorial for programming and Learn, or you can go to Library of Automated Forex Robots and buy an already programmed EA if you want to start auto trading.

Step4: Compile The Expert Advisor Program

Do not forget to compile the EA, for the EA to be recognized by the MetaTrader 4 Forex trading platform; one must compile the program, then close the MT4 platform and restart it, just like restarting your computer you will restart you MT4 Forex platform and your new Expert Advisor will then be Listed on the MT4 EA List within the MT4 platform Navigator Window.

Compile The Expert Advisor Program on MetaTrader 4 MetaEditor Language

Adding and Compiling a New Expert Advisor on MT4 Online Forex Trading Platform

If your EA has no Errors, it will be Compiled successfully without any error as shown below.

MetaEditor Programming Adding An Expert Advisor on MetaTrader 4

Automated Expert Advisor Added To MT4 Platform After Compilation

Step5: Restart MetaTrader and the new EA Forex trading robot should now be listed on the available EA List on the MT4 Navigation Menu as shown below, ready for starting trading with.

Expert Advisor Added on MetaTrader 4 List of Installed Expert Advisors

Forex Expert Advisor Added To Forex Trading Platform MetaTrader 4

How To Add a Downloaded Expert Advisor

If you download an automated Forex trading robot from a source on the internet, for example from, then it is now on your computer, to add it, follow the steps below:

Step1 : On the File Menu of the MetaEditor , Select “Open”

Open and Add a New Downloaded Expert Advisor to MetaTrader 4 Platform

How To Add a Downloaded Expert Advisor To MetaTrader 4 Forex Trading Platform

Step2: Locate the Download Folder from the Popup window that appears as shown below

Locate Downloaded Expert Advisor on Computer and Install it on MetaTrader 4 Platform

Adding a Downloaded Forex EA Robot To MetaTrader 4 Forex Platform

Step3: Once you Open the Expert Advisor it will be displayed on the MT4 MetaEditor and then follow the above procedure for compiling the EA, once it is compiled without errors, Restart Your MT4 Forex Platform and The automated robot will now be added and you can start to trade with it on your MetaTrader 4 Forex Trading Platform.