show all of hardware in before boot-up time windows

[hesam]

hi
i how can see any hardware in my pc or laptop before windows boot-up time to mean that i when press power button appear to me all hardware!
do i should press a button on the keyboard until show to me!
please

 

[A Guy]

Hello hesam, you want to see the BIOS POST screen? That shows the hardware loading before boot? Sample picture from the web

We'll need to know your system specs to see how, or if possible on your system. If you mean something else, you'll have to explain.

http://www.sevenforums.com/tutorials/180324-system-info-see-your-system-specs.html

A Guy