"Get the EX4/EX5-TO-MQ4/MQ5 V4.0.5 Full Version (2025) with bonus MQ4 files. Convert and access MetaTrader source code files responsibly while understanding the legal considerations."
Since EX4 files are the compiled equivalent of MQ4 files, you'd need a decompiler to "convert" EX4 to MQ4. We're not aware of any decompilers that can do this. You might be able to convert EX4 to EX5 or AFL (AmiBroker Formula Language). If so, it's most likely done through the...