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Archive for February 8, 2019

Unable to enable FileVault on macOS Mojave

February 8, 2019 4 comments

As part of FileVault on Apple File System, Apple introduced a new account attribute called Secure Token. Secure Token can present some interesting complications for Mac admins and among them is this scenario:

“The laptop is decrypted, but we can’t re-enable FileVault now.”

Usually, this happens because the account password was changed outside of the Users & Groups preference pane in System Preferences and now Secure Token and the account password are out of sync with each other.

Up until today, the only fix I knew of for that situation was to back up the data and wipe the drive. However, it looks like there is a workaround that fixes the password problem and sorts out the Secure Token attribute for the account on a decrypted laptop. For more details, please see below the jump.

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