Re: Windows cannot be installed to this disk... but HDD works

Hello andreas-pal. I have read this thread, and understand the troubleshooting you have done. I do believe you have a hardware failure. I would contact HP technical support for further assistance. Their options will be based on the warranty status of the computer. If you do not have this information, you can locate it at this website: http://h20566.www2.hp.com/portal/site/hpsc/public/wc/home?ac.admitted=1384280905804.876444892.199480143

You can utilize this website to learn how to contact HP appropriately, based on your region: http://www8.hp.com/us/en/contact-hp/ww-contact-us.html

Please let me know if you have any other questions or concerns.

Mario