Time Machine
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2-Getting hard drive ready. Formatting a Hard Drive for use with Time Machine
3-Setting it up for the first time. Connect your computer to a hard drive thats connected to your Mac.
4-Recover documents, this can be used to recover files and or folders.
5-Recover original file and keep the new one with an example why.
6-Recover pictures that are missing in Apple Photos, can be done but its a pain :-(
7-Remove a backup drive thats no longer needed.
8-Exclude info to backup and allow backup while using the battery.