In Pixelmator Pro, you can work with raster and vector layers. The main difference between the two is that the primary building blocks of raster layers are pixels, while vector graphics are made up of paths.
You can change the type of vector layer by converting it to pixels, in other words, rasterizing it.
Do one of the following:
Tip: You can also rasterize regular image layers to merge any color adjustments, effects, or styles applied to them.