How do I refresh the PATH variable in Windows 10?

https://www.folkstalk.com/2022/09/how-to-restore-path-environment-system-variable-windows-10-with-code-examples.html

How do I refresh the PATH variable in Windows 10?

process to refresh environment variables without reboot windows

• open cmd commend prompt window.
• input set PATH=C -> this will refresh the environment variables.
• close and restart cmd window.
• input echo %PATH% to test.