Apple mail remove certificate

To remove a certificate from Apple Mail on a Mac, follow these steps:

  1. Open Apple Mail.
  2. Click on "Mail" in the top menu bar and select "Preferences".
  3. Click on the "Accounts" tab.
  4. Select the account that has the certificate you want to remove.
  5. Click on the "Advanced" tab.
  6. Click on the "Certificates" button.
  7. Select the certificate you want to remove from the list.
  8. Click the "Remove" button.

Alternatively, you can also remove a certificate from Apple Mail using the Keychain Access app:

  1. Open Keychain Access (it's located in the Applications/Utilities folder).
  2. Select "Certificates" from the top menu bar.
  3. Find the certificate you want to remove in the list.
  4. Select the certificate and click the "Edit" button.
  5. Click the "Remove" button.
  6. Confirm that you want to remove the certificate.

Note: If you're having trouble finding the certificate in Keychain Access, try searching for it by typing its name or email address in the search field at the top of the window.

Once you've removed the certificate, you may need to re-enter your password or re-add the certificate to your account in Apple Mail.