maybe it’s simply that your tiles are too big, check this thread and see if anything there is helpful: https://forums.unrealengine.com/showthread.php?17504-World-Browser-and-massive-tiled-landscapes
maybe it’s simply that your tiles are too big, check this thread and see if anything there is helpful: https://forums.unrealengine.com/showthread.php?17504-World-Browser-and-massive-tiled-landscapes