Windows 10 installation

Welcome
We are going to start windows installation                        boot drive = usb or dvd drive
step 1:
   insert windows disc or usb drive in your pc
step 2:
   Restart the computer on startup when computer shows its logo on startup
   hit or press functional key continuesly
  Functional keys:
  If you are using DELL computer press F12 on startup continuesly
  If you are using HP workstation computer press F9 on startup continuesly
  If you are using HP computer press F5 on startup continuesly
  If you are using Acer computer press F12 or F10 or ESC etc on startup continuesly
understand hit any one key only at one time
step 3:
   After hitting boot configuration functional key A new window will popup
   you should select your boot drive at that time by using arrow keys
if you have insert a dvd(cd) drive so select cd/dvd room

(if you have insert a usb flash drive instead of dvd drive so select tha
option of usb derive
may be it will show the name of your usb boot drive)

after this you should see this

Let's GO