Support for MsgFiler Engine

The support page for the MsgFiler Engine Mail Plug-In for MsgFiler 3.

The MsgFiler Engine Mail Plug-In for MsgFIler 3

The MsgFiler Engine is an Apple Mail Plug-In that is a required add-on for MsgFiler 3 running on macOS from Mountain Lion to Ventura. It speeds up mailbox loading and filing performance to remote IMAP mailboxes.

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