How can I remove or transparent the connector?

Diagram
#1

Do you have any settings?

#2

Could you pleas,e clarify in what diagram do you need to remove the connector? in case of using the flow chart - you may use it without the connectors at all.
In case of using the org-chart - unfortuantely it is not available to remove or hide a specific shape connector.

#3

i’m using flow chart.

let diagram = new dhx.Diagram("diagram", {
    lineGap: 25,
    defaultShapeType: "template"
});

please teach for me use diagram without connectors.

#4

You can see in the following demo sample:
https://snippet.dhtmlx.com/loz7yh2y
that there no connectors between the shapes.
You can aklso remove the connectors from that diagram:
https://snippet.dhtmlx.com/4daklwex
just check the commecnted lines in the dataset.