Click the Security & Privacy… pane. 3. …button in the bottom left corner of the window and select “FileVault Preferences.” · 4. Scroll down the window to the bottom and choose the folder and location you'd like to save the encryption key. How to encrypt files on Mac — Apple support Aug 22, 2023 — How to encrypt a disk Drive …and other settings · Click the Apple icon in the top left corner of the screen and choose System Preferences. · At the bottom of the Security & Privacy pane, click System Integrity Protection. This takes you to the settings window. · Select to Encrypt a disk drive section and click OK. How to encrypt a disk Drive…and other settings · Press and hold the Return key while you click on the drive you wish to encrypt. Click Encrypt..., and it will ask you to type in a password or select a pass code. Select a pass code, or type in an invalid pass code. How to encrypt a disk Drive…and other settings · Press the Option key. Select the disk drive that you wish to encrypt and click OK. How to encrypt a disk Drive…and other settings · Press the Shift button. Select the disk drive that you wish to encrypt and click OK. How to password protect your drives… And other settings · You can password protect your drive, and you can store the password in a dictionary. You can also password protect your internal files. A password protected computer will display a “Keep me private” sticker next to your account picture. To start encrypting and authenticating files with the password-protected drive or with an encrypted internal drive, first open the file on the device in which you want to protect the data. Press the option key twice to open the open app, select the file and continue.