Once you reconnect the encrypted USB flash drive to your Mac again, you can press control of the keyboard and click the USB flash drive to decrypt it.Ģ. And then click the ' Erase' button.ĭecrypt the password-protected USB flash drive on Macġ. Add a password to protect the USB flash drive and verify it. ExFAT: Use for Windows volumes that are over 32GB.ĥ.MS-DOS FAT: Use for Windows volumes that are 32GB or less.Mac OS Extended: the file system used by macOS 10.12 or earlier.APFS: this file system applies to macOS 10.13 or later.

There are kinds of format types under the Format tab. And select an encryption format according to your preferences. Name your USB flash drive with a fresh name if you like. In the top ribbon, you need to click ' Erase'.Ĥ. Select the USB flash drive in the list of External.ģ. Because Erase will really erase all the data on the USB flash drive before encrypting your USB flash drive with a password.Ģ. Save the files and data of the USB flash drive to other safe places on Mac before performing these steps. Option-2: Encrypt USB flash drive with password in Disk Utility After that, the USB flash drive is successfully encrypted with a password on Mac. Create an encryption password for the USB flash drive and verify it again. (If the ' encrypt' tab is unavailable, you can skip to Option-2 to encrypt your USB drive)Ĥ. Select the ' encrypt '#'…' tab in the provided function menu of Finder. Press control of the keyboard and click at the USB drive icon.ģ. Your USB flash drive will appear on the desktop of Mac.Ģ. Insert and connect the USB flash drive to Mac. Encrypt a USB Flash Drive on Mac: Option-1: Encrypt USB flash drive with password through Finder Option Option-2: Encrypt USB flash drive with password in Disk Utility Decrypt the password-protected USB flash drive on Mac Option-1: Encrypt USB flash drive with password through Finder Optionġ. It's free to use Disk Utility to encrypt USB flash drive on Mac.

The operating system of the Mac here is macOS Sierra. This article is basically about how to encrypt USB flash drive on Mac by putting a password on the flash drive to protect the data inside.

Password usb flash drive