Repair win 10 no boot device available

Hello,


sir my write on pc in blue screen aptio setup utility -copyright (c) 2012 american megatrends, inc.
so plz sir tell me about this question
my system is dell when pc are start
WHEN I AM PRESS F1 THEN WRITE IS COME ON SCREEN
no boot device available
sata 0: installed
sata 1: installed
strike the f1 key to retry boot, f2 to run the setup utility