How do I remove Win 7 from a two hard drive dual boot with XP

OG 24seven

New member
I have a dual boot system with an OS on two separate hard drives. XP came originally on the computer and thanks to this forum I was able to install Win 7 on a second HD and run a problem free dual boot for a while now.

The problem now is that my second hard drive with Win 7 is starting to fail and I need to replace it. I’ve tried searching all through this forum and other sites but can’t find the steps to do this right. Everywhere I’ve looked it has been, “Removing XP from a two hard drive dual boot” or “Removing 7 from a partitioned dual boot.” I’m hoping I can get the help I need from here.

I want to remove 7 from my dual boot so that the XP hard drive is the only one the computer recognizes and is booting up from (The same way the computer worked before I created my dual boot). I then plan to install a new second hard drive and follow the original steps to recreate my dual boot setup.

I appreciate any help I can get.
 

My Computer

OS
XP & 7 Dual Boot 32bit
Please post back a screenshot of your maximized Disk Management drive map and listings:

1. Type Disk Management in Start Search box.
2. Open Disk Mgmt. window and maximize it.
3. Type Snipping Tool in Start Search box.
4. Open Snipping Tool, choose Rectangular Snip, click New, draw a box around full drive map and all listings.
5, Save Snip, attach using paper clip in Reply Box.

Tell us what is on each partition. We will make sure XP is bootable on its own or show you how to make it so, so that you can unplug Win7 HD confidently.
 
Thanks for the fast reply. I followed your steps and I think I captured what you needed.

I just have XP on one drive and 7 on the other. The main OS I use on this computer is XP and all of my personal data/documents is stored on the external.
 

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My Computer

OS
XP & 7 Dual Boot 32bit
The System Active flags on XP tell us that it has everything it needs to boot on its own, so you can unplug the Win7 HD no problem.

If after unplugging Win7 HD a Dual Boot menu persists, enter msconfig>Boot to delete the ghost boot listing.

When you install the new HD and Win7, I suggest you unplug the XP HD.
 

My Computer

Computer Manufacturer/Model Number
HP, Dell, Gateway, Toshiba - 4 laptops and 2 desktops
OS
Vista, Windows7, Mint Mate, Zorin, Windows 8
CPU
from 1.6GHz Duo to i7
Monitor(s) Displays
2x HP w2207
Hard Drives
5x HDD, 7x SSD, 12x Externals
Keyboard
with trackball - no mices
Mouse
Trackball mice
Internet Speed
DSL 6000
Hello OG 24seven Welcome to the SevenForums!

Since you are planning to be running 7 again on a new replacement drive unplugging the XP host drive as gregrocker advised to see 7 installed as a stand alone install on the new drive will prevent the 7 BCD store and boot files from being placed on the XP drive. If you originally had the XP drive plugged in during the initial 7 install you will want XP set as the default OS during the interim where the 7 drive is not present.

If that's the case simply having XP set as the default OS during the drive swap will prevent not being able to boot into XP if the 7 boot loader is in use there. Once the stand alone install is on the new drive the boot entry for 7 on the XP host should still see the fresh 7 install start up. If you had originally installed each version as a stand alone however without any 7 boot information on the first XP drive you can opt to see EasyBCD add an XP boot entry into the new 7 install's BCD store as well as still see XP set as the default OS having the new drive set as the first boot device.

Another thing that will help you out significantly is already having all of your personal files backed up on a 3rd external making the process of replacing drives and 7 an easy task.
 

My Computers

System One System Two

  • Computer type
    PC/Desktop
    Computer Manufacturer/Model Number
    Custom builds = 2
    OS
    W7 Ultimate x64/W10 Pro x64/W11 Pro Triple Boot - Main PC W7 Remote PC Micro ATX W7 Pro x64/W11 Pro
    CPU
    AMD Phenom II X4 975 Deneb 3.6ghz - 965 2nd remote pc
    Motherboard
    Gigabyte GA-790XTA-UD4-Gigabyte GA-880GM-D2H remote pc
    Memory
    Kingston Hyper X DDR3 1600 1.5v 16gb - Hyper X Fury 8gb 2nd
    Graphics Card(s)
    MSI HD Radeon 5750 1gb - MSI HD Radeon 6450 on mini tower
    Sound Card
    Creative Labs X-Fi Xtreme Audio P - Realtek onooard 2nd case
    Monitor(s) Displays
    ASUS VW199T-P 19" HP 2082a Main-HP 2082a 20" remote pc
    Screen Resolution
    Asus 1440x900 - HP 1600x900
    Hard Drives
    WD Black 1TB HD per OS W7, W10, and pending W11 presently on 500gb OS Drive - Pending Triple 1TB HDs for Spanned Storage/backup volume
    Single 2TB external USB enclosure, single 1TB System 7 Host/Boot drive, Pending 8TB external HD for system image b
    PSU
    Corsair 750TX - primary / Corsair CX600 - second
    Case
    Antec 900-2 - SSD compatible / NZXT Vulcan mini tower
    Cooling
    Zalman CNPS9900A
    Keyboard
    AZIO L70 Backlit Letters Gaming - ONN Cordless/USB
    Mouse
    MSI DS200 Programmable, Logitech Cordless
    Internet Speed
    30mbps upgrade - primary hard wired - mini tower usb WiFi
    Antivirus
    GFI VIPRE Internet Security 2014 on W7 2016 beta on W10,
    Browser
    Cyberfox, WaterFox 64bit FF variants, FireFox x64, Pale Moon
    Other Info
    Accomdata fan cooled usb 2.0 PIDE/Sata II, III external enclosure.
    Sambient usb/eSata PATA/Sata II, III external enclosure.
  • Computer type
    PC/Desktop
    System Manufacturer/Model Number
    CUSTOM ASSEMBLY
    OS
    W7 Pro x64/W11 Pro
    CPU
    AMD Deneb 3.6ghz - 965
    Motherboard
    Gigabyte GA-880GM-D2H remote pc
    Memory
    Kingston Hyper X Fury 8gb
    Graphics Card(s)
    MSI HD Radeon 6450 DVI Output
    Sound Card
    Realtek onooard Creative or Other separate PENDING
    Monitor(s) Displays
    VIZIO 32" LCD TV Separate LCD Pending
    Screen Resolution
    1600x1080
    Hard Drives
    WD 500GB OS Host/Boot WD Green 1TB Storage/Backup
    PSU
    Corsair 600W - THERMALTAKE 600W spare case
    Case
    NZXT Vulcan mini tower
    Cooling
    Twin 120mm Top Fans - 240mm Side Cover
    Keyboard
    ONN Cordless/USB Logitech Cordless
    Mouse
    ONN USB/Cordless - Logitech Cordless
    Internet Speed
    DSL 5G
    Browser
    MS Edge, FireFox, WaterFox x64, FireFox Nightly
    Other Info
    OS Testing-Remote Access to Main TeamViewer
Finally got some free time to continue trying to fix my problem. I followed Gregrocker's steps but the computer would not boot into XP. I'm pretty sure it has something to do with my MBR edit in Win 7 with EasyBCD after the initial dual boot setup. After more trial and error with no positive results I did some more research and decided to just clone both of my hard drives. I ran checkdisk on both of the drives to verify no bad sectors then cloned the drives using Paragon Recovery. Very easy software allowed me to recover the images on two new hard drives and worked like a charm! Thanks for the member advice and glad to be a member of the forum.
 

My Computer

OS
XP & 7 Dual Boot 32bit
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