GalaxyXMod APK! [Customize Always On Display][Xposed Module]
So, you want to customize your Always On Display on the Galaxy S7 Edge? Well, you can do it easily with the GalaxyXMod APK, which is an Xposed Module that allows you to easily put your own custom backgrounds.
Now, this has only been tested to work on the Galaxy S7 Edge, it may work on the Galaxy Note 7 but we should have an update on that soon.