Check if a particular module, in this case BitsTransfer, is loaded, and if not load it.

$objModuleLoaded = Get-Module BitsTransfer
 
if (-Not $objModuleLoaded) {
 
	$strMsg = "Loading BitsTransfer module."
 
	Write-Host
	Write-Host $strMsg
 
	try {
 
		Import-Module BitsTransfer -ErrorAction Stop
 
	} catch {
 
		$strMsg = "Could not load BitsTransfer PowerShell module. Ending script."
 
		Write-Host $strMsg -ForeGroundColor Red
		Write-Host $Error[0] -ForeGroundColor Red
 
		Exit
 
	}
 
}