Thanks for reaching out. Good day! 🙂 I reviewed the post about boot issues with the computer which gives you an error message. I will be delighted to assist you with this. 🙂
Superb effort, splendid troubleshooting and commendable diagnosis of the issue before posting. Kudos to you on that score. 🙂 You are a valued HP customer and it is paramount to assist you here. I take it as a privilege to share this platform with you. 🙂
For better clarity and to assist you better I would require more information regarding this:
Did a windows or software update cause this to happen? Do you remember?
Did you run complete system diagnostics on the computer?
Step 2. Enter Product number or select to auto detect
Step 3. Scroll down to "Still need help? Complete the form to select your contact options"
Step 4. Scroll down and click: HP contact options - click on Get phone number, Case number and phone number appear.
They will be happy to assist you immediately.
If the unit is under warranty, the manufacturer’s warranty should take care of it for you.
If the diagnostics pass, then please perform as system recovery to factory settings from this link: http://support.hp.com/us-en/document/c03489643 and select the most appropriate option that fits your computer. You could also order recovery media from HP if nothing works by contacting HP phone support from the link mentioned above to perform a recovery to factory settings.
Hope this helps. I genuinely hope the issue gets resolved without hassles and the unit works great.🙂Please reach out for any issues and I'll always be there to assist you. 🙂
To simply say thanks, please click the "Thumbs Up" button to give me a Kudos to appreciate my efforts to help.
If this helps, please mark this as “Accepted Solution” as it will help several others with the same issue to get it resolved without hassles.🙂