After Toolkit > Modifiers > XY Split
Separate position with one button
Separate the position dimensions of multiple layers with one click.XY Split changes each selected layer's position property into X and Y Position properties; or into X, Y, and Z position properties for 3D layers.
XY Split - Quickstart Guide
Open your After Toolkit,select one or multiple layers, and click on XY Split.
XY Split is one of After Toolkit's most straightforward scripts, with no options panel.