MT4 can be described as one of several frequently used software for traders in markets. It allows automated strategies by means of automated advisors, scripts, and custom indicators. These functions can be written in MetaTrader’s own language, MQL4. EX4: This refers to a compiled version of the MQ4 source code. https://ex4tomq427148.fireblogz.com/61775245/ex4-to-mq4-fundamentals-explained