MT4 is known as one of many frequently used software for trading in the Forex market. It supports automated systems by means of EAs, code scripts, and indicators. These functions are often programmed in MT4’s proprietary language, MQL. EX4: This file format is the compiled version of the MQ4 file. https://ex4-to-mq446144.isblog.net/ex4-to-mq4-an-overview-47698479