How can I disable https?
Enable/Disable HTTPS-Only Mode
and select Settings. Select Privacy & Security from the left menu. Scroll down to HTTPS-Only Mode. Use the radio button to select whether to enable or disable HTTPS-Only Mode, or select to only enable it for private windows.
How do I disable HTTP protocol?
In the Embedded Web Server, click Properties→Connectivity→Setup. In the Protocol area, for HTTP, click Edit. To enable HTTP, for Connection, select Enabled. To disable HTTP, for Connection, select Disabled.