- [Improvement] Better warn about non-supported special characters in the mailing list password(s)
- [Improvement] UI improvements (show attachment indicator in email archive, explain fwd errors/completed indicators)
- [Improvement] Add list name in List-Subscribe / List-Unsubscribe headers (subject lines)
- [Bug Fix] Fix issue when no iconv functionality is available for charset conversion
- [Bug Fix] Fix PHP errors (PHP 8)
- [Bug Fix] Saving WP user’s lists/groups will not cause incorrect error message
- [Bug Fix] Do not show current date/time in send timestamp column when sending was not done
- [Bug Fix] Fix some language typos