Exit Codes Windows Best Jun 2026

The console scrolled. Copying... Done. Verifying... Done. Launching...

By understanding exit codes in Windows, you can create more robust and reliable scripts, troubleshoot issues more effectively, and automate tasks with confidence. exit codes windows

When a Windows process terminates—whether by returning from main() , calling ExitProcess() , or suffering an unhandled exception—the kernel records a 32-bit unsigned integer inside the EPROCESS block. This value persists until the process object is reaped by WaitForSingleObject() or GetExitCodeProcess() . The console scrolled

Crucially, the exit code is the return value of main() in the C runtime sense. The CRT wraps main() , captures its return value, and passes it to ExitProcess() . If you never call ExitProcess explicitly, the CRT does it for you. Verifying

Exit codes in Windows can be broadly categorized into two types: