Power Shell with administrator:
按Window + x，再按a
CMD with administrator:
在PowerShell使用指令Start-Process "cmd.exe" –Verb RunAs，也能以管理者身分執行cmd.exe
參：
https://blog.darkthread.net/blog/cmdexe-runas-admin-in-win8/
http://trufflepenne.blogspot.com/2012/08/cmd.html
