Hard drive not recognized on Windows XP

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Alan51 -  
quentin2121 Posted messages 9063 Registration date   Status Membre Last intervention   -
Hello,

I recently bought a 1TB hard drive. My PC running Win XP does not recognize it (only in Explorer). In Disk Management, it appears fine, but everything is greyed out, and it has no letter in the Volumes column. I have no actions possible, except Properties...

Yet, it works well on a Win 10 PC, and I've even saved files on it, visible on 2 different PCs.

So, I formatted it on another PC running Windows 10, renaming it ("X8") at the same time (file system XFat, Healthy, primary partition).

Still not recognized in Explorer (Disk Management recognizes it as a GPT protective partition, and all options are still greyed out)...

What to do?

(I see an option proposed under Win10: dynamic disk, what is that?)

3 réponses

brucine Posted messages 24501 Registration date   Status Membre Last intervention   4 115
 
Hello,

Unless it is a system disk that needs to be booted in UEFI, there is no point in having a GPT partition table on a disk smaller than 2.2 TB.

In the past, there were utilities for this purpose, but XP in 32-bit cannot read GPT natively.

The alternatives are either to use XP in 64-bit (which would exclude SP3), or to use some utility (for example, Diskpart) to reformat the disk (with loss of data).

PS, I forgot: Easeus Partition Master or Aomei Partition Assistant allow conversion from GPT to MBR without data loss, but to my knowledge, only in the paid versions, to be confirmed.

PS2: and XP does not recognize exFAT except for the update KB955704; format in NTFS (or FAT32 if desired, this time for free with all versions of the previous utilities).
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Alan51
 
Hello @brucine!

Whoa, you've lost me :-)

Is the GPT partition due to my formatting in xfat?
What's SP3?

The drive is empty so no worries about reformatting it. Can I do the operation again via Disk Management in Win10? Or do I have to download specialized software?
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quentin2121 Posted messages 9063 Registration date   Status Membre Last intervention   1 311
 
Under XP, do the following:


- Run (Windows + R)
- Type cmd and then press enter
- In the window that opens, type "diskpart"
- list disk
- select disk x (x being the number of the external hard drive)
- clean
- create partition primary
- format fs=ntfs quick
- active
- assign
- exit to quit diskpart

exit to quit the command prompt
1
Alan51
 
Thank you!!
0
quentin2121 Posted messages 9063 Registration date   Status Membre Last intervention   1 311
 
Set to "resolved"!
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