The files have a 4 GB limit <http://support.apple.com/kb/HT3764> but they don't say anything about the formatting itself. I'll format a 8 and 32 GB SD card to put music on to use in our car. And it need to be 32 FAT. Paul Moortgat On 20 Nov 2009, at 01:52, Zane H. Healy wrote: > On Fri, 20 Nov 2009, Paul Moortgat wrote: > >> One can format in FAT in Disk Utility. Is this FAT32? > > How large of a partition can you create as FAT? That will tell you > if it is > FAT or FAT32. I forget the partition limit on FAT, but it's > something like > 2-4GB, IIRC. > > Zane