THIS ALSO APPLIES TO WINDOWS 8.
You will have a keyboard shortcut on your system to get in the bios. Normally you can see it when your boot. The latest pc’s do not show it anymore or they boot up so fast there is no chance to see it.
Google for keyboard shortcut bios and your pc name to find out what keyboard shortcut you have.
Possible keys : Escape, F2, F8, F12 with or without a Fn key
But we can also go via W10 to this setup utility. Go to Windows setting (Press Windows + I) you can find the update & security menu.
Find recovery and click on Restart now.
Then choose the option Troubleshoot
Click on advanced options.
Now you can choose UEFI firmware settings.
Choose to restart and you will be in the BIOS utility.