Hi @TharunJoshi ,
1. It will be available in pallette window.
2. If you hover over on top of the block diagram, it will show the relationship links to connect.
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I knew it was there, but really couldn't use it.If a small video was made on it it would have appreciated.
I have tried in many ways.I think there is also something which is connected to other shapes.If you can make clear video of all the usage of connectors that would surely help
You should be able to select the the arrow mark you want. The move your mouse cursor to the start object. Click on the start object and drag the arrow marker to the object you want to connect it to. Once you have reached that arrow marker, release the mouse button. For the uni-directional arrow marker, you start with the start object and drag to the end object.
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