Hi Allen,
the advanced seacrh syntax is GMail specific only. For other IMAP servers please refer to the IMAP specification: https://tools.ietf.org/html/rfc3501#section-6.4.4
Best regards,
Pavel
the advanced seacrh syntax is GMail specific only. For other IMAP servers please refer to the IMAP specification: https://tools.ietf.org/html/rfc3501#section-6.4.4
Best regards,
Pavel