diff --git a/comfy_extras/nodes_post_processing.py b/comfy_extras/nodes_post_processing.py
index fac8be664..42280497e 100644
--- a/comfy_extras/nodes_post_processing.py
+++ b/comfy_extras/nodes_post_processing.py
@@ -124,10 +124,7 @@ class Quantize:
                     "max": 256,
                     "step": 1
                 }),
-                "dither": ("BOOL", {
-                    "off": "none",
-                    "on": "floyd-steinberg"
-                }),
+                "dither": ("BOOL", {"default": True, "on": "floyd-steinberg", "off": "none"}),
             },
         }
 
diff --git a/nodes.py b/nodes.py
index b1d72dc3b..aa79b021b 100644
--- a/nodes.py
+++ b/nodes.py
@@ -519,7 +519,7 @@ class LatentUpscale:
         return {"required": { "samples": ("LATENT",), "upscale_method": (s.upscale_methods,),
                               "width": ("INT", {"default": 512, "min": 64, "max": MAX_RESOLUTION, "step": 64}),
                               "height": ("INT", {"default": 512, "min": 64, "max": MAX_RESOLUTION, "step": 64}),
-                              "crop": ("BOOL", {"default": False, "on": "center", "off": "disabled"}),}}
+                              "crop": ("BOOL", {"on": "center", "off": "disabled"}),}}
     RETURN_TYPES = ("LATENT",)
     FUNCTION = "upscale"
 
@@ -559,7 +559,7 @@ class LatentFlip:
     @classmethod
     def INPUT_TYPES(s):
         return {"required": { "samples": ("LATENT",),
-                              "flip_method": ("BOOL", {"on": "x-axis: vertically", "off": "y-axis: horizontally"}),
+                              "flip_method": ("BOOL", {"default": True, "on": "x-axis: vertically", "off": "y-axis: horizontally"}),
                               }}
     RETURN_TYPES = ("LATENT",)
     FUNCTION = "flip"
@@ -772,7 +772,7 @@ class KSamplerAdvanced:
     def INPUT_TYPES(s):
         return {"required":
                     {"model": ("MODEL",),
-                    "add_noise": ("BOOL", {"on": "enable", "off": "disable"}),
+                    "add_noise": ("BOOL", {"default": True, "on": "enable", "off": "disable"}),
                     "noise_seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
                     "steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
                     "cfg": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0}),
@@ -783,7 +783,7 @@ class KSamplerAdvanced:
                     "latent_image": ("LATENT", ),
                     "start_at_step": ("INT", {"default": 0, "min": 0, "max": 10000}),
                     "end_at_step": ("INT", {"default": 10000, "min": 0, "max": 10000}),
-                    "return_with_leftover_noise": ("BOOL", {"default": False, "on": "enable", "off": "disable"}),
+                    "return_with_leftover_noise": ("BOOL", {"on": "enable", "off": "disable"}),
                     }}
 
     RETURN_TYPES = ("LATENT",)
@@ -966,7 +966,7 @@ class ImageScale:
         return {"required": { "image": ("IMAGE",), "upscale_method": (s.upscale_methods,),
                               "width": ("INT", {"default": 512, "min": 1, "max": MAX_RESOLUTION, "step": 1}),
                               "height": ("INT", {"default": 512, "min": 1, "max": MAX_RESOLUTION, "step": 1}),
-                              "crop": ("BOOL", {"default": False, "on": "center", "off": "disabled"})}}
+                              "crop": ("BOOL", {"on": "center", "off": "disabled"})}}
     RETURN_TYPES = ("IMAGE",)
     FUNCTION = "upscale"
 
diff --git a/web/scripts/widgets.js b/web/scripts/widgets.js
index 826b0dc0d..afbc08030 100644
--- a/web/scripts/widgets.js
+++ b/web/scripts/widgets.js
@@ -366,10 +366,10 @@ export const ComfyWidgets = {
 		return { widget: uploadWidget };
 	},
 	BOOL(node, inputName, inputData) {
-		let defaultVal = true;
+		let defaultVal = false;
 		let defaultOn = "true";
 		let defaultOff = "false";
-		if (inputData[1] && "default" in inputData[1]) {
+		if (inputData[1] && inputData[1].default) {
 			defaultVal = inputData[1].default
 		}
 		if (inputData[1] && inputData[1].on) {