Boot device not found

[J96364]

Hi, power went off last night for a few seconds and now when I turn computer on have a black screen with blue box saying "Boot device not found" install an operating system on your hard disk. It provides a qr code that I have tried to follow steps fron my phone. Firstly it says to press F10 continuously to get the BIO screen but nothing happens. Help!! Thank you

[Max3Aj]

@J96364, Hello and welcome to the HP Support Community!

Thanks for posting your question. I'm here to help you get things back on track.

The "Hard Disk 3F0 Boot Device Not Found" error on your HP laptop usually indicates that the system can't detect the hard drive. Here are some steps you can try to resolve this issue:

Hard Reset Your Laptop:

1. Turn off your laptop.

2. Disconnect all external devices and remove the power cord.

3. If your laptop has a removable battery, take it out.

4. Press and hold the power button for about 15 seconds.

5. Reconnect the battery and power cord, then turn on your laptop.

Restore BIOS default settings

1. Turn off the computer and wait five seconds.

2. Press the power button to start the computer and repeatedly press the f10 key to enter the BIOS setup menu.

3. On the BIOS Setup screen, press f9 to select and load the BIOS Setup Default settings.

4. Press f10 to Save and Exit.

5. Use the arrow keys to select Yes, and then press Enter when asked Exit Saving Changes?

6. Follow the prompts to restart your computer.

Please try updating the BIOS - follow this document and try the suggested steps - HP Consumer Notebook PCs - Updating the BIOS (Basic Input Output System) (Windows) | HP® Support

Run HP Hardware Diagnostics:

1. Turn on your laptop and press the Esc key repeatedly until the Startup Menu appears.

2. Press F2 to open the HP PC Hardware Diagnostics menu.

3. Select "Component Tests" and then "Hard Drive."

4. Run the "Quick Test" and follow any on-screen instructions.

Please follow this document to perform the subsequent steps - HP PCs - Hard disk 3F0 boot device not found error | HP® Support

I hope the information shared has been useful and resolves your concern.

Wishing you a smooth and hassle-free experience ahead!

If this solution helped, please click “Accepted Solution” so others can benefit too. Don’t forget to hit the “Yes” button if you found this helpful!

Warm regards,

Max3Aj

HP Support