HP 15-r1122nx Bios Setting How to Guide

This section describes how to disable secure boot and restore the default BIOS settings for Pavilion, Presario and Envy notebook computers.

Step 1: Disable Secure Boot

Follow these steps to disable Secure Boot in the BIOS.

1. Turn off the computer.
2. Immediately press the Escape key repeatedly, about once every second, until the Startup Menu opens.
   Figure : Startup Menu

   
3. Use the right arrow key to choose the System Configuration menu, use the down arrow key to select Boot Options, then press Enter.
   Figure : System Configuration menu

   
   Figure : Boot Options menu

   
4. Use the down arrow key to select Secure Boot, press the Enter key, then use the down arrow key to modify the setting to Disabled.
   Figure : Select Disabled

   
5. Press Enter to save the change.
6. Press F10 to select Save Changes and Exit, then press Enter to select Yes.
7. The Computer Setup Utility closes and the computer restarts. When the computer has restarted, the Operating System Boot Mode Change screen appears, prompting you to confirm the Boot Options change. Type the code shown on the screen, then press Enter to confirm the change and continue to Windows.
   Figure : Boot mode change message

   
8. Turn the computer off.

Step 2: Select the CD/DVD drive as the boot device

Follow these steps to select the CD/DVD drive as the boot device in the Boot Menu.

1. Turn on the computer and immediately press the Escape key repeatedly, about once every second, until the Startup Menu opens.
   Figure : Startup Menu

   
2. Press F9 to open the Boot Device Options menu.
3. Use the up or down arrow key to select the CD/DVD drive. Then press Enter. The computer starts Windows.
   Figure : Boot Option Menu