Move an object to a different layer

1. Select the object.
2. Do one of the following:

   • Click the name of the desired layer in the Layers panel. Then choose Object > Arrange > Send To Current Layer.

   • Drag the selected-art indicator , located at the right of the layer in the Layers panel, to the layer you want.

     You can move objects or layers into a new layer by selecting them and choosing Collect In New Layer from the Layers panel menu. Hold down Ctrl (Windows) or Command (Mac OS) to select nonadjacent items; hold down Shift to select adjacent items.

 community help (adobe.com)