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- HP Community
- Notebooks
- Notebook Boot and Lockup
- Pc not booting up show to install an os

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07-22-2025 01:47 PM
Hi @Anikat
Welcome to the HP Support Community! We're here to help you get back up and running.
If your HP PC is not booting up and showing a black screen with an F0 error, along with a message to install the OS again, follow these steps to resolve the issue:
Basic Troubleshooting Steps
Verify Power Supply:
- Ensure that the power cord is securely connected to the PC and the wall outlet.
- Check if the power LED or any indicator lights are on (Power LED should be green).
Check Connections:
- Ensure all connections including the keyboard, mouse, and monitor are secure.
- Verify if the network cable is connected and the network is functioning (if applicable).
Diagnostics and Recovery
Run Diagnostics:
- If possible, use HP PC Hardware Diagnostics tools. You can run these from either the hard drive or an external USB flash drive:
- Download diagnostics tools from the HP Hardware Diagnostics website and follow installation and running instructions.
Set Boot Device:
- Access the BIOS setup (usually by pressing F10 during startup).
- Ensure the boot priority is set correctly, preferably to a bootable USB or CD/DVD if OS recovery is required.
Use Recovery Media:
- Insert a recovery disc or USB drive if one was created prior, or use the Windows OS disc for reinstallation.
- Follow prompts to reinstall the operating system. Remember that this process may overwrite data on your hard drive.
Recovery Options
Recovery Partition:
- If your system has a recovery partition, initiate recovery by pressing the relevant key during boot (often F11).
- Follow the on-screen instructions to restore the system.
Using Windows OS Disc:
- Insert the Windows OS recovery disc into the CD/DVD drive, set boot priority to CDROM in BIOS setup, and restart the computer.
- Proceed with OS installation from the recovery disc.
Remember, conducting a system recovery will erase data on your hard disk drive. It's advised to backup necessary data prior to starting recovery if possible.
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