Decompiling PureBasic (PB) into its original source code is not a "one-click" process because PB compiles directly to native x86 or x64 machine code
Optimization: The compiler might rearrange your code for speed, making the decompiled version look very different from your original logic. If you'd like, I can help you with: How to setup Ghidra for PureBasic files Finding specific strings or functions inside a binary purebasic decompiler better
There have been community projects specifically named "PBDecompiler," but they come with significant caveats: Limited Versions: Decompiling PureBasic (PB) into its original source code