Back to the knowledge base
If your email client is having trouble saving new credentials, it may be caused by the keychain on your Mac.
You can delete a keychain as described below, or contact Apple support for assistance.
Delete a keychain
- In Keychain Access on your Mac, choose View > Show Keychains.
- Select a keychain from the keychain list.
- Choose File > Delete Keychain [keychain name].
- Click Delete References.