On one site it states that you can not install Windows 7 using the UEFI, it is not supported.
Is this why i can not load the Windows 7 PRO on the other drive?

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Good to know. Also, keep my nephew off my pc.

Thanks for the info...

I did not see the words "Press any key to boot from DVD " when you turn on the PC ?
I pressed the ESc key, then preesed the F9 key. The DVD drive did not come up.
The box that came up showed: ...

I tried the win p and still no luck.
I remembeded that I created a resore point about a week ago and reset it.
Every thing works back the way it should (keep my nephew off my computer).

I have 3 monitors.
My nephew was sitting at my pc and he said that he pressed the "WIN P" keys while playing a game on the computer.
Now I am only able to use the first monitor.
The other 2 have...

I have both drives connected.
I inserted the CD but there is no SETUP.exe file on the disk.
I received replacement operating system disks from HP.
The error message shows Boot device not found...

TO: NavyLCDR
I tried following your suggestions, but it did not work.
I count not find the setup.exe file on disk # 1 or on the recovery disk. the disks were set to me from HP.
(see attached). I...

I have a 1 TB hard drive. It is in ntfs format. If I do a quick format the drive stays as NTFS.
If I turn off the quick format, the drive changes to RAW and the format fails.
Should I only do the...

If the bcdboot E:\Windows /d /addlast works, do I have to set the bcdboot E:\Windows /d /addlast back to the "C" drive?
Does this add both drives into the boot menu?

If I reattach the power cable on the main hard drive, I can boot from the existing drive.
I still can't get to the blank hard drive to reinstall the OS or load the OS from the CD.

I was not trying to boot from the Windows 7 USB flash drive. I was trying to load the OS from the blank hard drive.
Also, I have the disks for Window 7 Pro with the product key, but I get the error...

I finally got back to trying to load the new OS.
I disconnected all the other drives as you suggested. Also, I removed all the Flash drives from the computer..
When I tried to start the computer,...

I have a computer with Windows 10 home.
I have a new blank hard drive that I want to install Windows 7 pro and upgrade it to Windows 10 pro ( I have the software for both).
My new system has the...