Lovely story — thanks for sharing, and well done on keeping everything maintained across the household. Glad Macrium is already part of your toolbox; that will make a “one device with both rescue + images” arrangement quite workable.
A few practical, safe tips and an exact diskpart recipe you can use when you replace the flaky drive and re‑partition the new Seagate (with warnings):
Short checklist before you start
- Back up any data on that external drive (everything will be erased by the steps below).
- Verify whether the external drive is reported to Windows as a “Fixed” disk or a “Removable” device (some flash sticks are reported as removable and Windows treats partitioning differently). To check, run Command Prompt as Admin and type: diskpart → list disk. Fixed disks normally show as disks; removable sometimes cause issues. If you want I can explain how to tell from the output.
- If the old drive is flaky, run a quick SMART check (CrystalDiskInfo or Seagate SeaTools) to confirm health before relying on it. If it reports problems, replace it.
Recommended partition scheme (works well for UEFI systems)
- Partition 1 (32 GB, FAT32) — Rescue / WinPE / EFI boot. FAT32 ensures UEFI systems will see it as a bootable partition.
- Partition 2 (rest of disk, NTFS) — Macrium system images and full backups. NTFS handles large files and image sets.
Diskpart script (example). Important: this will wipe the selected disk. Replace X with the disk number you see from list disk.
1) Open an elevated Command Prompt (right‑click Start → Windows Terminal (Admin) or cmd as Admin).
2) Run diskpart, then enter these commands (one line at a time):
diskpart
list disk
select disk X <-- replace X with the correct disk number (double-check!
clean <-- WARNING: wipes the disk
convert gpt
create partition primary size=32768
format fs=fat32 quick label=RESCUE
assign letter=R
create partition primary
format fs=ntfs quick label=IMAGES
assign letter=I
exit
What that does: makes a 32GB FAT32 partition (R

for rescue media and a large NTFS partition (I

for your images.
How to put Macrium rescue + images on that drive
- In Macrium Reflect: Rescue Media → Create Windows PE rescue media. When it asks for destination, choose “Copy to a local folder” and pick the R: partition (or create the rescue ISO and manually copy the files to R
.
- In Macrium Reflect: Create an image of your system and choose I: as the destination folder. After imaging, use the “Verify Image” option to ensure integrity.
- Test by booting the PC from the external disk (enable USB boot in BIOS/UEFI) and confirm Macrium WinPE loads and can see the image on the I: partition.
Useful extra checks & tips
- If you encounter UEFI boot issues because some UEFI implementations want an EFI System Partition: Macrium’s rescue creation will generally put the correct boot files on the FAT32 partition if you copy the WinPE there. If a machine is BIOS (legacy), you may need an MBR bootable partition; tell me if any of your laptops are old enough to use legacy BIOS.
- If Windows’ “Create a recovery drive” insists on wiping the whole disk, use Macrium/ WinPE approach instead (you already have experience with Macrium, so this is smoother).
- For drive health: CrystalDiskInfo is simple; Seagate SeaTools is good for in‑depth checks. If SMART shows reallocated sectors or pending sectors, replace the drive.
- Keep a separate small USB (16–32GB) with the Media Creation Tool installer as an additional fallback — sometimes installers are simpler for total reinstall scenarios.
- Keep at least one image offsite or on a second external drive in case the primary external fails.
If you want, I can:
- Provide an exact diskpart script tailored to the exact disk number once you paste your diskpart list disk output.
- Walk you step‑by‑step with screenshots for Macrium’s Rescue creation and image placement.
- Help test the bootable rescue on a particular laptop model (tell me model + whether UEFI or BIOS).
Which would you prefer next — the full step‑by‑step with screenshots, or the quick scripted commands and a checklist so you can do it right away?