A corrupt installer is the most common cause for this. It is possible that the program that you want to execute via command prompt isn’t installed properly on your system. The error occurs, as the message itself suggests, when the Command Prompt program cannot recognize the file or program that you wanted to use or execute. “Is not recognized as an internal or external command” error causes:

Windows didn’t find the executable that matched the filename, including its extension, in any directory mentioned in Environment Variables “Path”.

The filename of the executable was entered without extension and without the whole path.

This error message could basically mean one of two things: What does the “is not recognized as an internal or external command” mean?

CMD: Fastboot or ADB is not recognized as an internal or external command.

Android Studio: is not recognized as an internal or external command.

Fix: Python command opening Microsoft Store.

Fix: Python is not recognized as an internal or external command.

Method #06: Change directory to SysWOW64.

Method #05: Change Environment Variables.

Method #04: Insert the whole file path within double quotes.

Method #03: Provide the full path of the file.

Method #02: Move the file to the System32 Folder.

Method #01: Check if the Program is installed.

6 ways to fix the “is not recognized as an internal or external command” error.

Executables in system32 not found on 64-bit Windows File Directory not found in Windows Environment Variables Filename and path not specified correctly

“Is not recognized as an internal or external command” error causes:.

What does the “is not recognized as an internal or external command” mean?.

Use regasm from .bat