There are a few ways to partially blur in Photoshop. One way is to use the Blur Tool, which is located at the bottom of the Tools palette. To use the Blur Tool, click on the black line at the bottom of the tool palette and then drag it up or down to create a blur effect. Another way to blur is to use the Gaussian Blur Tool, which is located in the Blur group on the Tools palette.
How do you partially blur in Photoshop?