Released: Jan 2, 2026

V25.12 での更新項目

機能

• Implemented batch update support for message read/unread flags in PST.
• Added support for saving MapiContact contacts to vCard 3.0 and vCard 4.0.
• Improved extracting Tasks from .tgz files.
• S/MIME Encryption: Improved encrypting a MailMessage for multiple recipients.

不具合の修正

• ContentId no longer auto-generated for MHT AlternateViews/Attachments since 25.7.
• FormatException when decoding malformed Base64 subject header containing misplaced period in encoded-word.
• MSG to EML CSS conversion of !important tag.
• EWS: Error when trying to create appointment.