Mac OS X Yosemite: Disable FileVault - Here's how
Encrypt your data with FileVault - you can disable this on Mac OS X Yosemite. Our instructions show the individual steps.
Disable FileVault encryption in Yosemite
Click on "System Settings" above the apple icon in the top left.
- Then select "Security".
- Call up the "FileVault" tab and click on the lock icon at the bottom left.
- Now select "Deactivate FileVault" and confirm with "Deactivate restart & encryption".