Enable-RDPAccess.ps1

[cmdletbinding()]
param(
    [parameter(ValueFromPipeline=$true,ValueFromPipelineByPropertyName=$true)]
    [string[]]$ComputerName = $env:computername,
    [ValidateScript({Test-Path $_})]
    [string]$OutFolder = "c:\"
)
 
begin {
$SuccessComps = Join-Path $OutFolder "Successcomps.txt"
$FailedComps = Join-Path $OutFolder "FailedComps.txt"
}
 
process {
    foreach($Computer in $ComputerName) {
 
        try {
            $RDP = Get-WmiObject -Class Win32_TerminalServiceSetting `
                                -Namespace root\CIMV2\TerminalServices `
                                -Computer $Computer `
                                -Authentication 6 `
                                -ErrorAction Stop
                                
        } catch {
            Write-Host "$Computer : WMIQueryFailed"
            "$Computer : WMIQueryFailed" | Out-File -FilePath $FailedComps -Append
            continue
        }
        
        if($RDP.AllowTSConnections -eq 1) {
            Write-Host "$Computer : RDP Already Enabled"
            "$Computer : RDP Already Enabled" | Out-File -FilePath $SuccessComps -Append
            continue
        } else {
            try {
                $result = $RDP.SetAllowTsConnections(1,1)
                if($result.ReturnValue -eq 0) {
                    Write-Host "$Computer : Enabled RDP Successfully"
                    "$Computer : RDP Enabled Successfully" | Out-File -FilePath $SuccessComps -Append
                } else {
                    Write-Host "$Computer : Failed to enabled RDP"
                    "$Computer : Failed to enable RDP" | Out-File -FilePath $FailedComps -Append
 
                }
            
            } catch {
                Write-Host "$computer : Failed to enabled RDP"
                "$Computer : Failed to enable RDP" | Out-File -FilePath $FailedComps -Append
            }
        }
    }
 
}
 
end {}