Reverse engineering MQL files

External question — Stack Overflow Stack Exchange Author: Secure Zone Original post: https://stackoverflow.com/questions/63782777 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. Is there any body know how to reverse engineering MQL expert adviser files? mq4 or mq5 is file format that used for Meta Trader platform. I tried using cutter to disassemble the codes but it doesn't work. Thank you very much.

External answer — Stack Overflow Stack Exchange Author: Raphael Tunji Original post: https://stackoverflow.com/a/63892715 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. If what you are trying to ask is decompiling an ex4 file to mq4 file. I have done research on it and what I can tell you is it is no longer possible. MQL4 have upgraded. Feel free to do more research. I am just telling you what i found out then.