# Editing spots and links in the TrackScheme views.

| Action                              | Key                                                                                                       |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------|
| _Editing spots._                    |                                                                                                           |
| Remove a spot.                      | Press `D` with the mouse inside the spot to remove.                                                       |
| Edit the label of a spot.           | Press `Enter` when a spot is focused, then enter its label and press `Enter` to validate.                 |
| _Creating links between spots._     |                                                                                                           |
| Create a link between two spots.    | Press and hold `L` with the mouse inside the source spot. Release `L` when inside the target spot.        |
| Remove a link.                      | Press `D` with the mouse on the link to remove.                                                           |
| _Selection editing._                |                                                                                                           |
| Add a spot / link to the selection. | `Shift-click` on a spot or a link to add / remove it to / from the selection.                             |
| Select all in a box.                | `Click and drag` a box.<br>`Shift-click and drag` to add the content of the box to the current selection. |
| Clearing the selection.             | `Click` on an empty place of the image.                                                                   |
| Remove selection content.           | `Shift-delete.`                                                                                           |
| _Undo / redo._                      |                                                                                                           |
| Undo.                               | `Control-Z`.                                                                                              |
| Redo.                               | `Control-shift-Z`.                                                                                        |