Compilation strips away variable names, comments, and structural formatting.

It’s important to clarify that "converting" an EX4 to MQ4 is more accurately called decompilation —the process of translating a compiled binary file back into a higher-level source code representation. Over the years, several tools have emerged to perform this task, though their effectiveness has diminished as MetaQuotes has strengthened its security measures.

If online converters don't work for you or you're not comfortable with uploading your files to a third-party service, consider these alternative methods: