MetaTrader 4 is known as one of the most commonly used applications for Forex trading in financial markets. It supports automated systems via trading bots, custom scripts, and indicators. These capabilities are usually programmed in MT4’s specialized language, MQL4. EX4: This refers to a compiled version of the MQ4 file. https://ex4tomq415936.csublogs.com/36918155/ex4-to-mq4-an-overview