How to Backup Mac Yosemite?

How to Back up Your Mac Before Upgrading to OS X Yosemite

Open Time Machine , located in the Applications folder.
Next, on the right side of the Time Machine window, click on “Select Backup Disk.”
Choose the drive you wish to back up your files to and click “Use Disk.”
Now, click the “On” switch on left hand side of the main window of Time Machine.

How do I Manually Backup my Mac?

To perform a manual backup, click the Time Machines menu bar icon and select Back Up Now, or hold Ctrl and the icon for your backup drive and select Back Up Now. Your system is then backed up in the background. Now if you click the Time Machine icon in the menu bar, you can see the progress of the backup.

How do I Backup my Entire Mac Hard Drive?

Connect an external storage device, such as a USB or Thunderbolt drive.
Open Time Machine preferences from the Time Machine menu in the menu bar.
Click Select Backup Disk .
Select the name of your disk, then click Use Disk.

How do I Use Time Machine on Mac Yosemite?

Open Time Machines settings by selecting System Preferences from the topleft Apple menu in the menu bar and clicking the Time Machine icon in the preference pane.
Turn on the Time Machine slider and tick the "Show Time Machine in menu bar" option if it isnt already selected.

Does Apple Still Support Yosemite?

Support Ending December 31, 2019
In keeping with Apples release cycle, macOS 10.10 Yosemite is no longer receiving security updates as of November of 2015. Our latest fullysupported operating system is macOS Mojave 10.14.