Option 2: Apply the expression using the pick whip: Press the Enter key to apply the expression.For example, if you want it to move by 50 pixels, use 50. Replace “amplitude” with a number that represents how much you want the property to move or change.For example, if you want it to wiggle three times per second, use 3. Replace “frequency” with a number that represents how many times per second you want the property to wiggle.In the Expression Editor, type the following code: wiggle(frequency, amplitude).Hold down the Alt key (Windows) or Option key (Mac) and click on the stopwatch icon next to the property you want to apply the expression to.Option 1: Apply the expression directly:.Press the “P” key to reveal the position property, or use the appropriate keyboard shortcut for the property you want to apply the expression to.Select the layer or property you want to apply the wiggle expression to.Here’s how you can use the wiggle expression in After Effects: It can be applied to various properties such as position, rotation, scale, opacity, and more. The wiggle expression in Adobe After Effects is a powerful tool that allows you to create random movement or animation in your compositions. How to use wiggle expression in after effects