open registry editor
Windows key + R then type regedit
go to edit >> select find>>
type in appid
Now we will be on “appid”
Expand app id. there will be a lot of appids listed.
scroll down to find the following one.
AND CHANGE PERMISSIONS.
right click on appid. click permissions. go to advanced.
select ownership tab. select administrator.
tick take ownership.
open users tab/ first tab.
remove all users except SYSTEM.
now you are all set.
if someone open wireless properties. he will not be able to read the password.