Ex4-to-mq4-decompiler-4.0.401.1 -
Open the resulting file in MetaEditor to modify the code. Technical Limitations and Risks
The is a specialized software utility designed to reverse-engineer EX4 files back into MQ4 source code. The number 4.0.401.1 refers to its version and, crucially, the MT4 build it targets. ex4-to-mq4-decompiler-4.0.401.1