FP2 was released for Traveler 12.0.1 a few days ago. Documentation has been actualized and here is a list of fixes. Check Flexnet.
APNS Certificates expiration date – September 2023
|Customer Problem #||Abstract|
|KB0098824||Unable to encrypt/decrypt messages if “Allow automatic ID downloads” is set to No in Security Policy Settings|
|KB0100016||Classify attachments as inline if the mail body contains a Content-ID reference to the attachment even if the attachment is not marked as inline in HCL Traveler|