PC boots to bios always

[nitheeshkumarb15]

My computer always goes to bios whenever I turn on and it doesn't boot . I have New SSD where no os installed .but it doesn't show any boot device when I insert my os disc

 

[Saga Lout]

When it goes into BIOS, do you go to Boot and choose the medium which your instalaltion disk or stick you want the machine to boot.