Once the process begins, ALL THE DATA ON THE DRIVE WILL BE LOST!įor additional information, please refer to Apple article HT202784: Formatting a backup disk for use with Time Machine and Answer ID 8200: Instructions to Format a Drive for Use with Windows or macOS This process is Data Destructive and cannot be undone. The instructions in the article below are designed to help repartition and format a hard drive. To perform a Time Machine backup on macOS, connect the drive to your Mac and make sure it is formatted for Time Machine backups Time Machine is supported on macOS versions listed below Please refer to Answer ID 2374: How to Use macOS Time Machine Backups to WD Network Attached Storage (NAS) for assistance in configuring a WD Network Drive with Time MachineĬlick on the links below to go to backup or restore section of the article How to backup and How to restore WD Network drives such as My Cloud can also be used with Time Machine. For more information, please refer to Answer ID 26160: macOS: Encrypted Time Machine Backups

Time Machine backups to external USB drive can be encrypted, adding a layer of data protection and privacy. For external drives, the device must be formatted as HFS+ in order to be used with Time Machine.

Time Machine can be used with most external USB hard drives as well as many Network devices. This answer explains macOS Time Machine Backup and Restore to a WD DAS.*END

Backup external hard drive time machine