Question: what are fat32 ntfs and apfs?
Answer: NTFS: The NT File System (NTFS) is the file system that modern Windows versions use by default. ... APFS was released with iOS 10.3 and macOS 10.13, and will become the mandatory file system for those operating systems. FAT32: The File Allocation Table 32 (FAT32) was the standard Windows file system before NTFS.