diff --git a/addons/material_maker/main_window.gd b/addons/material_maker/main_window.gd
index 59502bb..1d9855a 100644
--- a/addons/material_maker/main_window.gd
+++ b/addons/material_maker/main_window.gd
@@ -59,17 +59,19 @@ var is_mac = false
 func _ready() -> void:
 	# Restore the window position/size if values are present in the configuration cache
 	config_cache.load("user://cache.ini")
-
-	if config_cache.has_section_key("window", "screen"):
-		OS.current_screen = config_cache.get_value("window", "screen")
-	if config_cache.has_section_key("window", "maximized"):
-		OS.window_maximized = config_cache.get_value("window", "maximized")
-
-	if !OS.window_maximized:
-		if config_cache.has_section_key("window", "position"):
-			OS.window_position = config_cache.get_value("window", "position")
-		if config_cache.has_section_key("window", "size"):
-			OS.window_size = config_cache.get_value("window", "size")
+	if Engine.editor_hint:
+		set_process_input(false)
+	else:
+		if config_cache.has_section_key("window", "screen"):
+			OS.current_screen = config_cache.get_value("window", "screen")
+		if config_cache.has_section_key("window", "maximized"):
+			OS.window_maximized = config_cache.get_value("window", "maximized")
+	
+		if !OS.window_maximized:
+			if config_cache.has_section_key("window", "position"):
+				OS.window_position = config_cache.get_value("window", "position")
+			if config_cache.has_section_key("window", "size"):
+				OS.window_size = config_cache.get_value("window", "size")
 
 	if OS.get_name() == "OSX":
 		is_mac = true
@@ -515,8 +517,9 @@ func _on_Preview_show_background_preview(v) -> void:
 
 func _exit_tree() -> void:
 	# Save the window position and size to remember it when restarting the application
-	config_cache.set_value("window", "screen", OS.current_screen)
-	config_cache.set_value("window", "maximized", OS.window_maximized || OS.window_fullscreen)
-	config_cache.set_value("window", "position", OS.window_position)
-	config_cache.set_value("window", "size", OS.window_size)
-	config_cache.save("user://cache.ini")
+	if !Engine.editor_hint:
+		config_cache.set_value("window", "screen", OS.current_screen)
+		config_cache.set_value("window", "maximized", OS.window_maximized || OS.window_fullscreen)
+		config_cache.set_value("window", "position", OS.window_position)
+		config_cache.set_value("window", "size", OS.window_size)
+		config_cache.save("user://cache.ini")