KLWP is a live wallpaper creator that works great with Smart Launcher. Check the app here https://play.google.com/store/apps/details?id=org.kustom.wallpaper
At the moment there are no known issues between Smart Launcher and KLWP. The Smart Launcher team is committed to guaranteeing the best possible experience with KLWP.
While using KLWP/KWGT you can check the current Smart Launcher page by using the formula
$br(smartlauncher, screen)$in the formula editor. Refer to the table below for the meaning of each code.