MetaTrader is referred to as one of many well-known applications for trading in markets. It allows automated systems by means of automated advisors, custom scripts, and indicators. These functions are usually programmed in MetaTrader’s own language, MQL4. EX4: This file format is an executable version of the MQ4 source code. https://ex4tomq492478.blogoxo.com/30611571/5-tips-about-ex4-to-mq4-you-can-use-today