*You can format it as exFAT, but only works on Macs 10.6.5+ and PCs running Vista SP1 or later, but does not have any of the drawbacks as FAT32, so you can do automatic backups on both systems (Then again, it needs updated computers to use that configuration)
*You can format a drive as FAT32, which would allow it to work on BOTH Windows and Mac, but it won’t do automatic backups, won’t take files larger than 4GB and will have a high risk of data corruption *The best File System (format) for Macs is HFS+, but it will only work on Macs and nothing else
*NTFS is the best format for Windows but it’s read-only on Macs Hi there, here are a few things to consider if you want any drive to work on the 2 systems: