How do I use Time Machine on an external hard drive?

Once your external drive is plugged in, go to System Preferences > Time Machine and toggle the switch from Off to On. Then click the Select Disk… button to select the drive or volume you want to use for Time Machine.

How do I connect my time capsule to outside?

6 AnswersStart the Airport Utility.Select your Time Capsule or AEBS. Click Manual Setup.Check your Connection Sharing setting under the Internet Tab. Click Disks (at the top of the dialog box), and then click File Sharing.More items

Will Time Machine erase other files on external drive?

No it will not erase your existing files. Time machine will create a folder on your external hard drive called Backups. backupdb.

How do I transfer everything from my Mac to an external hard drive?

Browse to the folder on your external drive where you want to store the files or folders and then drag and drop folders and files from your Macs Finder window into the external hard drives window. A status bar appears on your screen indicating progress. Wait until the full transfer completes.