Currently our iFolder connections are using port 80. How do I change it to force port 443?

Current WEB settings.

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iFolder_server01

iFolder Server Name iFolder_server01
Public (external iFolder Server access by users, outside the firewall)
Host DNS or IP XXX.XXX.XXX.XXX
Port 80 (e.g. 80)
Secure Port 443 (e.g. 443)
Private (internal iFolder server-to-server access, inside the firewall)
Host DNS or IP
Port (e.g. 80)