Adding a group
You can add any blocks that are currently shown on the canvas (including the wires between the blocks) to a group.
To add a group
1. On the canvas of the model editor, select one or more blocks that you want to add to a group. You need not select wires; all existing wires are retained. See also Selecting blocks and wires. 2. In the toolbar of the model editor, click 
. Or press Ctrl+G.