Instruction manual
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8 
For anything other than a situation with multiple operating systems, 
however, the recommended file system is NTFS. 
  Important: Once you convert a drive or partition to 
NTFS, you cannot simply convert it back to FAT or FAT32. 
You will need to reformat the drive or partition, which will 
erase all data including programs and personal files on 
the partition. 
The following table describes the compatibility of each file system with 
various operating systems. 
NTFS  FAT  FAT32 
A computer running Windows 
XP or Windows 2000 can ac-
cess files on an NTFS partition. 
A computer running Windows 
NT 4.0 with Service Pack 4 or 
later might be able to access 
some files. Other operating 
systems allow no access. 
Access is available 
through MS-DOS, 
all versions of 
Windows, Windows 
NT, Windows 
2000, Windows 
XP, and OS/2. 
Access is available 
only through Win-
dows 95 OSR2, 
Windows 98, Win-
dows Millennium 
Edition, Windows 
2000, and Windows 
XP. 
The following table compares disk and file sizes possible with each file 
system. 
NTFS  FAT  FAT32 
Recommended mini-
mum volume size is 
approximately 10 
megabytes (MB). 
Volumes much larger 
than 2 terabytes (TB) 
are possible. Cannot 
be used on floppy 
disks. 
Volumes from size up 
to 4 gigabytes (GB). 
Does not support do-
mains. 
Volumes from 512 MB 
to 2 TB. In Windows 
XP, you can format a 
FAT32 volume up to 
32 GB only. Does not 
support domains. 
File size limited only 
by size of volume. 
Maximum file size is 2 
GB. 
Maximum file size is 4 
GB. 










