All Files Enabling the Onion Skin T-ANIMPA-006-008 You can enable the onion skin to see your previous and next drawings as reference, NOTEYou can modify the onion skin display in the Preferences panel—see Drawing Preferences. How to enable the onion skin Do one of the following: From the top menu, select View > Onion Skin > Show Onion Skin. In the Timeline view, click the Onion Skin button on a layer. In the Tools toolbar, click the Onion Skin button. Press Alt + O. Blue arrows appear on both sides of the play head. Drag the blue arrows to add more frames to the onion skin display.