within Mari the change will not be reflected.
MARI Extension Pack 4 adds the ability to reload an image from its original path.
image will propagate to the nodes it is used in.
When reloading Images you are presented with choices how to update the images in places they are used.
All Objects will exchange the reloaded Images in Nodes on all objects in your project.
and reloaded Image will exist in the Image Manager or just the reloaded Image.