How can I delete environment variables in Windows using PowerShell?

How can I delete environment variables in Windows using PowerShell?

You can delete environment variables in Windows using PowerShell with the Remove-Item cmdlet. For example, to delete a user environment variable named 'MY_VAR', you would use: Remove-Item Env:MY_VAR.

Can I delete system environment variables too?

Yes, you can delete system environment variables, but you need to run PowerShell as an administrator. Use the same command: Remove-Item Env:MY_VAR, but ensure you have the necessary permissions.

What if I want to delete multiple variables at once?

You can delete multiple environment variables by chaining the commands. For example: Remove-Item Env:VAR1, Env:VAR2 will delete both 'VAR1' and 'VAR2'.

Is there a way to check if the variables were deleted?

Yes, you can check if the variables were deleted by using Get-ChildItem Env: to list all environment variables and see if your variables are still there.