These settings will allow the HP to restart after a power loss. Useful if the computer is running as a headless server.
From https://www.youtube.com/watch?v=JVQutwAVYiY
- turn on computer
- immediately press F10 to enter bios
- select "Advanced" tab (arrow key left/right)
- select "Boot Options"
- set "After Power Loss" drop down to "Power On"
- go back to "Main" tab
- select "Save Changes and Exit"
- select "Yes"