https://www.youtube.com/watch?v=wwC-52qh9q8
Basics arr:
Get to command prompt as administrator Enter the command netsh wlan show profiles
Note the name of the profile you wish to see. Copy it
Enter the command netsh wlan show profile
followed by the name of the above profile
then enter a space followed by Key=clear
Then press enter
The password is the the right of the Key content under the section Security Settings