Add WiFi profile by script

 Use this Powershell script to add an SSID session to your Windows WiFi settings.

Usage (in elevated command console):

C:\> Powershell -file addSSID.ps1 {SSID} {Password}

param(

    [string]$SSID,

    [string]$PSK

)

$guid = New-Guid

$HexArray = $ssid.ToCharArray() | foreach-object { [System.String]::Format("{0:X}", [System.Convert]::ToUInt32($_)) }

$HexSSID = $HexArray -join ""

@"

<?xml version="1.0"?>

<WLANProfile xmlns="http://www.microsoft.com/networking/WLAN/profile/v1">

    <name>$($SSID)</name>

    <SSIDConfig>

        <SSID>

            <hex>$($HexSSID)</hex>

            <name>$($SSID)</name>

        </SSID>

    </SSIDConfig>

   

    <connectionType>ESS</connectionType>

    <connectionMode>auto</connectionMode>

    <MSM>

        <security>

            <authEncryption>

<authentication>WPA2PSK</authentication>

                <encryption>AES</encryption>

                <useOneX>false</useOneX>

            </authEncryption>

            <sharedKey>

                <keyType>passPhrase</keyType>

                <protected>false</protected>

                <keyMaterial>$($PSK)</keyMaterial>

            </sharedKey>

        </security>

    </MSM>

    <MacRandomization xmlns="http://www.microsoft.com/networking/WLAN/profile/v3">

<enableRandomization>false</enableRandomization>

<randomizationSeed>1451755948</randomizationSeed>

    </MacRandomization>

</WLANProfile>

"@ | out-file "$($ENV:TEMP)\$guid.SSID"

netsh wlan add profile filename="$($ENV:TEMP)\$guid.SSID" user=all

remove-item "$($ENV:TEMP)\$guid.SSID" -Force