This support article applies to a previous version of Layer. If you're using the newest version of Layer, some features and navigation described here may look different.
The Lasso Tool lets you draw a freehand selection around any area of your canvas to target AI edits and regenerations. Select the Lasso Tool, draw around the area you want to change, choose a style, enter your prompt, and click Forge in Selected Area. Accept the result to apply to the same layer or add to a new layer.