Enabling or disabling Processor x2APIC Support

  1. From the System Utilities screen, select System Configuration > BIOS/Platform Configuration (RBSU) > System Options > Processor Options > Processor x2APIC Support and press Enter.
  2. Select a setting and press Enter.
    1. Enabled—Generates the ACPI x2APIC control structures, and adds the option of enabling x2APIC support to the operating system when it loads.
    2. Disabled—Disables x2APIC support.
  3. Press F10.