DirectX End-User Runtime Web Installer (Microsoft Official)

I can provide the direct step-by-step fix for that specific program.

If DirectX doesn't solve it, the issue likely lies within the Visual C++ libraries that Windows applications depend on.

Ignore the outdated UI—this tool is still the gold standard for diagnosing 0xc000007b.

Since the error can come from many different DLLs, you need a way to identify the exact problematic file. Dependency Walker is a free tool that scans any .exe and shows which DLLs cause the 32/64-bit mismatch.