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netsh wlan export profile folder=c:\ key=clear
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If you prefer not to install extra software, you can find the password from the Windows Command Prompt. Open the Start Menu, search for Command Prompt, right-click the app and select Run As Administrator. Then run the following command to see a list of saved Wi-Fi networks:
netsh wlan show profile
Pick the network you want from the list, then run another command (replacing MyNetwork with the name of the network in question):
netsh wlan show profile MyNetwork key=clear
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export all for windows
netsh wlan export profile folder=c:\ key=clear
then check folder -> c:/ . you can see
show directly
netsh wlan show profile name="WIFI-NAME" key=clear