To enter the UEFI firmware from Windows 10, use these steps:
Warning: Changing the wrong firmware settings can prevent your computer from starting correctly. You should only access the motherboard firmware when you have an excellent reason. It's assumed that you know what you're doing.
Once you complete the steps, the device will restart and boot into the UEFI firmware allowing you to change advanced settings, such as to disable or enable secure boot, change boot order, set up a hardware RAID array, enable virtualization, and other settings depending on the motherboard support.
If you don't have access to the Windows 10 desktop or you're using a device with a legacy BIOS, then you can still access the firmware during boot.
To enter the UEFI or legacy BIOS during boot, use these steps:
After you complete the steps, the device will access the BIOS or UEFI firmware, depending on the motherboard support. If you don't see the information on the screen or the device boots too fast, restart the device again, and as soon as the boot starts, press the required key multiple times quickly.
If you can't make the computer to access the firmware using the keyboard, you may need to check your device manufacturer to find out the key that you need to press during boot.
Here are some computer brands and their respective keys to access the motherboard firmware:
In the case that your device is using a UEFI firmware, and you can't seem to access it during startup, then it's recommended to use the Settings option from within Windows 10.