====== UI ======
msconfig

====== Command ======
bcdedit --> 須用管理者

https://technet.microsoft.com/zh-tw/library/cc709667(v=ws.10).aspx

====== Windows 7 如何移除 GRUB ======
以管理员身份执行：\\
bootsect /nt60 SYS /mbr \\
or\\
bootsect /nt60 C: /mbr