Resetting a Broken or Forgotten macOS Keychain

INTERNAL USE ONLY

Overview

If Keychain First Aid finds an issue that it can't repair, or if you don't know your keychain password, you might need to reset the keychain. Resetting a keychain sets aside the original default keychain file and creates a new one.

Resetting the macOS keychain

To reset your keychain in Mac OS X 10.4+

  1. Open Keychain Access, which is in the Utilities folder within the Applications folder.
  2. From the Keychain Access menu, choose Preferences.
  3. Click General, then click Reset My Default Keychain.
  4. Authenticate with the Mac's account login password.
  5. Quit Keychain Access.
  6. Restart the computer
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