Expert Advisors (EAs) are automated trading systems that are used to generate trading signals or execute trades on the MetaTrader 4 (MT4) platform. They are designed to function as a “black box” that makes decisions based on a set of pre-determined rules or algorithms.

EAs can be used to trade a variety of financial instruments, including forex, stocks, futures, and options. They can be used for both manual and automated trading, depending on the specific EA and the user’s preference.

To use an EA on the MT4 platform, you must first install it into the appropriate directory on your computer. Then, you can attach the EA to a specific chart or trade window and customize its settings to your liking. Once the EA is active, it will begin generating signals or executing trades according to the rules or algorithms that it has been programmed with.

EAs can be useful for traders who want to automate their trading strategy or who don’t have the time to manually monitor the markets. However, it is important to note that EAs are not a guarantee of success and can incur significant losses if not used correctly. It is always recommended to thoroughly test an EA before using it for live trading.

Here is an example of Winshots-MovingAverage-EA.mq4