vb6cli.exe, also known as the Visual Basic 6 Command-Line Interface, is a utility that allows developers to compile, build, and deploy VB6 projects from the command line. This executable file is a part of the VB6 IDE (Integrated Development Environment) and provides a powerful tool for automating build processes, creating scripts, and integrating VB6 projects with other development tools.
Today, vb6cli.exe is most often used by people trying to get legacy hardware interfaces (like laboratory equipment or old industrial sensors) to talk to modern 64-bit Windows systems via 32-bit Office applications. It remains the "magic wand" that turns a broken development environment back into a working one. Are you trying to fix a , or after place MSCOMM32.OCX I didn't find it in Excel
Because this is a legacy tool from the late 90s, finding it requires a bit of digital archaeology: