On Sun, 20 Jan 2019 18:49:52 +0100, "R.Wieser" 
declaimed the following:

>
>But I think I found the cause: when I used HPs formatting tool (HPUSBFW) the
>SD worked again.  The difference ?   The former formatted the SD as being a
>mega-floppy (starting with a simple boot record), while the latter wrote an
>MBR with a single partition.

 You might also have lost the SD card reserved security space...
Unfortunately, I don't know if the SD card association formatter runs under
WinXP (they only list back to Win7).

https://www.sdcard.org/downloads/formatter_4/



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 Wulfraed                 Dennis Lee Bieber         AF6VN
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