Updated February 10, 2017 Restart the computer. Press the key for entering BIOS that is indicated in the system’s startup messages. On most computers this is one of the “F” keys, but two other common keys are the “Esc” or “Del” keys. Highlight the “Power Management” option and press “Enter.” Highlight the “ACPI” setting, press “Enter,” and select “Enable.” Writer Bio

How to Enable Acpi in BIOS - 19