Draw a shape using a single stroke. Press your finger more firmly on the trackpad to draw with a heavier, darker line.
This tool appears only on computers with a Force Touch trackpad.
Shapes
Type your text, then drag the text box where you want.
Sign
Change the color that’s used inside a shape.
Text Style to rotate the item to the left. Continue clicking to keep rotating.
To rotate the item to the right, press and hold the Option key, then click when your device is connected; to disconnect your device, click the tool again.
Note: To use your nearby iPhone or iPad to sign or annotate items, it must meet Continuity system requirements. See the Apple Support article Create and use email signatures in Mail on Mac