http://ntfstofat32wizard.com This video is to show you how to directly convert NTFS to FAT32 with a free file system converter software called "NTFS to FAT32 Wizard". This will be a direct NTFS to FAT32 conversion process. You don't need to format or partition your drive during the conversion. Also you data will be perfectly safe without loss.
The Free edition of NTFS to FAT32 Wizard is available on http://ntfstofat32wizard.com