Where is the disable secure boot option for the Asrock z170 Extreme 4?

[Cappuccino]

I can't find the secure boot option in my bios. I have the AsRock z170 Extreme4. Here's the screenshot C https://imgur.com/gallery/KpcTf
Appreciate the help I am very noob. I want to disable secure boot but there isnt the option as you can see?

 

[VirtualLarry]

See the tab labeled "Security"? Check under that one.

Or use your down arrow key to scroll down on that page.

 

[Cappuccino]

See the tab labeled "Security"? Check under that one.

Or use your down arrow key to scroll down on that page.

Thank you. All done now. I had to reset my BIOS for some odd reason. Secure boot is now showing.