The keyword suggests the user is looking for a pre-configured, cracked version of a specific decompiler version that works with MT4 build 224.

If you have lost your original source code or need to audit a technical strategy, avoid legacy repacks and consider these viable alternatives instead: Ex4-to-mq4-decompiler-4.0.392.1 - Facebook

If you are looking to recover an EA, have you considered contacting the original developer, or is it a very old file? If you need a safe way to convert modern code, I might be able to suggest alternative debugging methods. Ex4 To Mq4 Decompiler 4.0.432 | Updated - Google Groups

It attempts to reconstruct the original MQL4 source code from an .ex4 file.

A decompiler attempts the opposite of a compiler: it translates machine instructions back into high-level source code.

fxf2013/fxglory/experts/Murrey Math ea~.mq4 at master - GitHub

: There is also a risk of obtaining malware or poorly coded software when dealing with decompiled and repacked files, as the original security and validation checks are circumvented.

When run through legacy software, modern EX4 files exhibit massive structural hurdles:

It is worth noting that even when the tool succeeds, the decompiled code is compared to original source code. Decompiled code typically lacks meaningful variable names, has no original comments, omits copyright information, uses cryptic numbering schemes for variable identifiers, and often employs very old‑style MQL4 coding conventions.

Understanding how MQL4 compilation works, why legacy decompilers failed, and how safe reverse engineering actually works will help you protect your trading environment. 1. Understanding EX4 vs. MQ4 Files

Assuming you have the EX4 (your own code or with written permission), and you understand the risks:

If your .ex4 was compiled before 2014, these old decompilers might still work.

: Originally attributed to the purebeam.biz team (circa 2009–2014).

Run the EA on historical data across various market conditions.