CMD als Admin starten

netsh wlan show profiles
netsh wlan delete profile name="<SSID>"
netsh wlan export profile name="<SSID>" folder=c:\              #ohne preshared Key
netsh wlan export profile name="<SSID>" key=clear folder=c:\    #mit preshared Key
netsh wlan add profile filename="P:\ath\to\file.xml" user=all