Converting (compiled) files back to (source code) is extremely difficult, and most online "free fix" tools are considered unreliable or malicious. Current Status of Decompilation Modern Builds (Build 600+):
: If it is a popular indicator, search for an open-source version on the MQL5 CodeBase where many developers share free MQ4 files. iCustom function to bridge your EX4 indicator to a new script? Ex4 To Mq4 Decompiler 4.0.432 | Updated - Google Groups convert ex4 to mq4 online free fix
Here is the hard reality check:
Several websites claim to offer free or paid ex4 to mq4 conversion. Some popular ones include: Converting (compiled) files back to (source code) is
: The only way to get a clean, functional MQ4 file is usually to reach out to the original author. Professional Services Ex4 To Mq4 Decompiler 4