For years, older versions of MetaTrader 4 used a compilation method that was relatively easy to reverse-engineer. Freeware decompilers existed that could successfully convert EX4 files back to MQ4 with high accuracy. However, MetaQuotes (the developer of MT4) significantly upgraded their compiler technology around Build 600 and subsequent builds. They introduced advanced encryption and obfuscation techniques specifically to protect intellectual property and prevent decompilation. Www51scopecn Files Setuprar And Install The Software Best Link