If you format your external hard drive to HFS, you can use it on MAC and Linux (by removing journaling). HFS+: This MAC propriety file system and is used in iOS and MAC. And to support NTFS on Android use Stick mount or Paragon NTFS, HFS and exFAT. However, NTFS drives are read only in MAC, but you can get write access by using software like NTFS-3g. Most external drives come preformatted in NTFS so that they can be used easily with Windows. NTFS: This is windows propriety file system. So if you can’t afford losing you data, take backup.Ĭhoosing a right file system is a bit tricky, so here are some pros and cons of all file system. Although you can still get it back, but it’s much harder after formatting. Warming: Formating a drive, also erase its data. To get larger file size format it to exFAT. Your camera’s SD card (FAT32) can only hold a file up to 4GB file.Before you sell your SDcard or Pendrive, you should format it to erase its data.