It seems like you're encountering boot issues due to the setup and configuration of your multiple hard drives with different operating systems. Let's break down the problems you are facing and provide possible solutions:
### Problem 1: Removing Windows XP Setup from Master HDD
To remove the Windows XP setup from your Master HDD and format it for use as a backup drive, follow these steps:
1. Backup Data: Before formatting the Master HDD, ensure you have backed up any important data.
2. Boot from Different Drive: You mentioned that you can only boot from the Primary HDD. To switch the boot order without affecting the current boot configuration, you might need to modify the boot settings in the BIOS. This will allow you to...