How to add expression in After Effects

To add an expression to a layer in Adobe After Effects, follow these steps:

1. Select the layer or property that you want to apply the expression to. This can be any layer, including text layers, shape layers, and footage layers.
2. Next, go to the “Animation” tab and open the “Expressions” menu. This menu contains a variety of pre-made expressions that you can use, or you can write your own custom expression using the “Expression:” field.