Asus Z87 BIOS Settings

1. Gaining Access to the BIOS

To access the computer BIOS you will first need to shut down the computer.  With the computer off, start pressing the 'Delete' key on the keyboard over and over, next you will turn the PC on.  Continue to to click the 'Delete' key and you should be brought to the System Bios screen shown below.

IMPORTANT: If you are not brought to the System BIOS but rather you boot into Windows, you will need to follow the cord for the keyboard and make sure it is plugged into the top of the back of the computer.  If the keyboard is plugged into one of the 4-port cards in the back of the computer, the keyboard will not be recognized until you are in Windows. You will need to move your keyboard cable to one of the USB ports on the motherboard to continue this process.


1.1. Once you are into the BIOS, you will first want to click 'Exit/Advanced Mode' at the top right hand corner of the screen


1.2. Click 'Advanced Mode' at the bottom

1.3. You will then see a bar going across the top, click on 'Advanced'

1.4. Click 'CPU Configuration'

1.5. Scroll all the way to the bottom of this screen and click on the last option, 'CPU Power Management Configuration'

1.6. Change/Confirm the following settings:

>  EIST = Disabled

>  Turbo Mode = Enabled

>  CPU C states = Disabled

1.7. Once the settings are correct, click the 'Back Arrow' in the top left hand corner 2 times

1.8. Click 'USB Configuration'

1.9. Change/Confirm the following settings:

>  Legacy USB Support = Enabled

>  Intel xHCI Mode = Disabled

>  EHCI Hand-Off = Disabled


1.10. Once the settings are correct, click the 'Exit' button in the top right corner

1.11. Click 'Save Changes & Reset'

1.12. Click 'Yes'

The Computer will now reboot

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