How can i disable F8 Advanced Boot Options in Windows 7 , to prevent user from access to it , because this is dangerous backdoor for the system please anybody can help me I discovered this application (NoSafeMode) do that perfectly , but unfortunately not free. So there is another free way?

Look here for resolution: http://www.edugeek.net/forums/windows/2939-disable-f8-now-4.html http://windows7forums.com/windows-7-support/48755-how-disable-f8-key-windows-7-help-me.html http://pcsupport.about.com/od/fixtheproblem/ss/disable-auto-restart-windows-7.htm Rgds Milos

Thank you very much , it was very helpful solutions bcdedit /set {bootmgr} displaybootmenu no but how can I open it again?

Thank you never mind i discoverd it , the same code but with 'yes' bcdedit /set {bootmgr} displaybootmenu yes to enable Advanced Boot Options again