To get to the blur options select the background then go to Filter then Blend and choose one of the options from the drop-down menu. You can try the Gaussian blur to use on the background ...

Click the Filter tab, then hover the cursor over the Blur option. Now, select the type of blur you want from the list (we chose the Gaussian blur ... simply blurring a background while keeping ...

The Gaussian Blur filter, as one of the group of Blur filters, softens the look of photos, producing a blur effect that is similar to out of focus pictures. This filter is often used to blur the ...