Can't enter bios during post.

gloo69

Honorable
Dec 26, 2012
130
0
10,690
I can't enter my bios after I start my pc. I was able to when I first built the system by hitting the delete key but now when I do that it takes me into windows boot option, where it ask me to boot windows 7. Is there a way I can change this. My motherboard is an asus maximus v formula.