Do i need separate disk to install windows 10 on separate system

[adast]

so i got windows 10 iso i just installed on a laptop and in few days i will receive desktop with windows 8 and i will want to install to windows 10 do i need to download again windows 10 iso and burn it onto new disk or can i use the same disk on multiple desktops

 

[ahnilated]

You can use the same disc as much as you want. You just need a different license key each time.

 

[ss202sl]

Same disk, different key.

 

[USAFRet]

so i got windows 10 iso i just installed on a laptop and in few days i will receive desktop with windows 8 and i will want to install to windows 10 do i need to download again windows 10 iso and burn it onto new disk or can i use the same disk on multiple desktops

You can use the same disk. It will use the Win 8 license from the desktop.