How may a Solid-state drive (SSD) Time Machine backup password be changed for a SSD formatted as "Mac OS Extended (Journaled, Encrypted)"?


This is how a Time Machine backup password is changed for an SSD formatted as "APFS (Case-sensitive, Encrypted)".

APFS (Case-sensitive, Encrypted)

  1. Open Disk Utility app > Select the drive under the External category.
  2. Select in the menu bar File > Change Password...

Change Password

APFS Volume

APFS Volume


The Mac OS Extended (Journaled, Encrypted) formatted SSD has the option for Change Password... grayed out.

Change password grayed out

Mac OS Extended (Journaled, Encrypted)

Mac OS Extended (Journaled, Encrypted)


1 Answer 1


Remove and Re-Enable the Backup Drive from Time Machine With New Password

  1. Open System Preferences > Time Machine

  2. Remove current disk: Select Disk... > Under Backup Disks, choose the existing drive > Remove Disk

Remove Disk

  1. Re-enable disk without the existing password: Select Backup Disk... > Select disk > Deselect Encrypt backups > Use Disk

Deselect Encrypt backups

  1. Cancel the disk backup in-progress > Wait for the disk to decrypt

  2. Repeat Step 2.

  3. Re-enable disk with a new password: Select Backup Disk... > Select disk > Select Encrypt backups > Use Disk

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