You can add a password to that user.
You would have to reboot your computer and disable the Fun keys in BIOS in Windows 8.
You can use Windows Defender to disable programs that run at startup, or using System Configuration.
Either disable the dhcp scope, or remove the service.
u can use a software named CCLEANER to disable/enable startup
This is sadly not possible in Windows any more.
Search narrator.Exe en rename it to e.g. narrator.old
There are many websites that teach people how to disable the HomeGroup function on Windows 8. Some examples of websites are TechRepublic and How-To Geek.
Yes, windows search will work.
Software Explorer
Software Explorer
Searches run slower.