Connecting to a wireless network using a password is harder than what you might think, as you need to create a WiFi ‘profile’.
The below PowerShell code can do exactly what you need, it creates the WiFi profile, and connects you to the WiFi network automatically.
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| # Fill in mandatory details for the WiFi network | |
| $WirelessNetworkSSID = '<WiFi_SSID>' | |
| $WirelessNetworkPassword = '<WiFi_password>' | |
| $Authentication = 'WPA2PSK' # Could be WPA2 | |
| $Encryption = 'AES' | |
| # Create the WiFi profile, set the profile to auto connect | |
| $WirelessProfile = @' | |
| <WLANProfile xmlns="http://www.microsoft.com/networking/WLAN/profile/v1"> | |
| <name>{0}</name> | |
| <SSIDConfig> | |
| <SSID> | |
| <name>{0}</name> | |
| </SSID> | |
| </SSIDConfig> | |
| <connectionType>ESS</connectionType> | |
| <connectionMode>auto</connectionMode> | |
| <MSM> | |
| <security> | |
| <authEncryption> | |
| <authentication>{2}</authentication> | |
| <encryption>{3}</encryption> | |
| <useOneX>false</useOneX> | |
| </authEncryption> | |
| <sharedKey> | |
| <keyType>passPhrase</keyType> | |
| <protected>false</protected> | |
| <keyMaterial>{1}</keyMaterial> | |
| </sharedKey> | |
| </security> | |
| </MSM> | |
| </WLANProfile> | |
| '@ -f $WirelessNetworkSSID, $WirelessNetworkPassword, $Authentication, $Encryption | |
| # Create the XML file locally | |
| $random = Get-Random –Minimum 1111 –Maximum 99999999 | |
| $tempProfileXML = "$env:TEMP\tempProfile$random.xml" | |
| $WirelessProfile | Out-File $tempProfileXML | |
| # Add the WiFi profile and connect | |
| Start-Process netsh ('wlan add profile filename={0}' -f $tempProfileXML) | |
| # Connect to the WiFi network – only if you need to | |
| Start-Process netsh ('wlan connect name="{0}"' -f $WirelessNetworkSSID) |
Marc Kean 