# Invoke-WebRequest > Performs a HTTP/HTTPS request to the Web. > This command can only be used through PowerShell. > More information: . - Download the contents of a URL to a file: `Invoke-WebRequest {{http://example.com}} -OutFile {{path\to\file}}` - Send form-encoded data (POST request of type `application/x-www-form-urlencoded`): `Invoke-WebRequest -Method Post -Body @{ name='bob' } {{http://example.com/form}}` - Send a request with an extra header, using a custom HTTP method: `Invoke-WebRequest -Headers {{@{ X-My-Header = '123' }}} -Method {{PUT}} {{http://example.com}}` - Send data in JSON format, specifying the appropriate content-type header: `Invoke-WebRequest -Body {{'{"name":"bob"}'}} -ContentType 'application/json' {{http://example.com/users/1234}}` - Pass a username and password for server authentication: `Invoke-WebRequest -Headers @{ Authorization = "Basic "+ [System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes("myusername:mypassword")) } {{http://example.com}}`