You can lock elements on the Layer Panel to avoid editing them while working on your designs.

To lock an element

1. Select the element on the Layer Panel or Workspace
2. Go to the Layer Panel
3. Click next to the layer name

When locked, the layer will be identified with the  and its boundaries will be red. Locking the element will prevent you from editing it in any way (moving, resizing, deleting, etc.)

To unlock an element

1. Select the element on the Layer Panel or Workspace
2. Go to the Layer Panel
3. Click next to the layer name