Harry Bloomfield laid this down on his screen :
> I have just bought a R Pi 3B+, on which I am running the latest NOOBS.
>
> I bought it to run some specific software, which I have now managed to get
> set up and working on a 32Gb card. The only other suitably large card I have
> is a 16Gb, onto which I would like to write a backup copy.
>
> I have tried to use Win32DiskImager, but that complains that is cannot copy
> from the 32 to 16Gb.
>
> I also have an old usb mobile dongle, which has a built in SD Card slot. That
> just seems to want to install its mobile software - without access to the
> 16Gb card.
>
> What to try next please?

Oh, the only other systems I have access to are Windows XP and Win10
and I don't have a clue about the R I's filing/partition systems.

--- SoupGate-Win32 v1.05