Board Thread:Support Requests - Getting Technical/@comment-26731725-20151117182336/@comment-5811199-20151117204532

It isn't supported at the moment.

"We have had a few requests for that feature to be added. For the moment, we are unable to offer that feature. Unfortunately, that means that if you want to change the map image, you must start a new map and add the pins and categories manually. We do hope to be able to update the feature to allow for the change you mentioned, but I do not know when that will be."

- Nick