All Files Blurring Layers T-SBADV-007-001 If the layer on which you want to apply an effect is a vector layer, you must first convert it to a bitmap layer— see Converting Layers between Bitmap and Vector Layers. How to apply an effect on a bitmap layer Select the layer(s) on which you want to apply an effect. Do one of the following: Right-click the layer and select Apply Effect on Bitmap Layer .From the top menu, select Layer > Apply Effect on Bitmap Layer. Choose an option:Blur Radial Zoom BlurDirectional Blur In the dialog box, enter your parameters. For more information, see Blur Dialog Box as well as Radial Zoom Blur Dialog Box and Directional Blur Dialog Box. Click OK.