Can i remove the drop shadow of a pixel object


i was wondering if there was any way to remove the 1 pixel long shadows from a bitmap font like here. if it is possible, how do i do that? i checked in piskel, this specific font didnt have a shadow, unless is it stored in .fnt?

Open image in it
In top right 2nd icon from top which is pencil
Hold left CTRL and click on color you wanna remove
Now Shift + R and here you will have original color and replace with

You can set replace color to alpha 0