You can use an ordinary e-mail client in thread view to read old chats, but you have to download the messages from the IMAP server within, usually, 30 days of receipt. You can then easily store them in MBox or Maildir format.
You can use an ordinary e-mail client in thread view to read old chats, but you have to download the messages from the IMAP server within, usually, 30 days of receipt. You can then easily store them in MBox or Maildir format.