diff --git a/scripts/config_presets.py b/scripts/config_presets.py
index 0581284..be4446d 100644
--- a/scripts/config_presets.py
+++ b/scripts/config_presets.py
@@ -72,7 +72,7 @@ class Script(scripts.Script):
             # txt2img config file not found
             # First time running the extension or it was deleted, so fill it with default values
             self.txt2img_config_presets = {
-                #"Default": {},
+                "None": {},
                 "Low quality ------ 512x512, steps: 10, batch size: 4, DPM++ 2M Karras": {
                     "txt2img_sampling": "DPM++ 2M Karras",
                     "txt2img_steps": 10,
@@ -160,28 +160,28 @@ class Script(scripts.Script):
                     "txt2img_batch_size": 1,
                     #"txt2img_cfg_scale": 7,
                 },
-                "1440p ----------- 2560x1440, steps: 25, batch size: 1, DPM++ 2S a Karras, [Upscale by: 2.5, Denoising: 0.3, Hires steps: 15]": {
-                    #2x 1024x720, 2.5x 1024x576
+                "1440p ----------- 2560x1440, steps: 25, batch size: 1, DPM++ 2S a Karras, [Upscale by: 3.3334, Denoising: 0.3, Hires steps: 15]": {
+                    #2x 1024x720, 2.5x 1024x576, 3.3334x 768x432, 4x 640x360
                     "txt2img_steps": 25,
                     "txt2img_sampling": "DPM++ 2S a Karras",
-                    "txt2img_width": 1024,
-                    "txt2img_height": 576,
+                    "txt2img_width": 768,
+                    "txt2img_height": 432,
                     "txt2img_enable_hr": True,
-                    "txt2img_hr_scale": 2.5,
+                    "txt2img_hr_scale": 3.3334,
                     "txt2img_hires_steps": 15,
                     "txt2img_denoising_strength": 0.3,
                     "txt2img_batch_count": 1,
                     "txt2img_batch_size": 1,
                     #"txt2img_cfg_scale": 7,
                 },
-                "4k ---------------- 3840x2160, steps: 30, batch size: 1, DPM++ 2S a Karras, [Upscale by: 3, Denoising: 0.3, Hires steps: 20]": {
-                    #2x 1420x1080, 2.5x 1536x864, 3x 1280x720
+                "4k ---------------- 3840x2160, steps: 30, batch size: 1, DPM++ 2S a Karras, [Upscale by: 5, Denoising: 0.3, Hires steps: 20]": {
+                    #2x 1420x1080, 2.5x 1536x864, 3x 1280x720, 5x 768x432, 6x 640x360
                     "txt2img_steps": 30,
                     "txt2img_sampling": "DPM++ 2S a Karras",
-                    "txt2img_width": 1280,
-                    "txt2img_height": 720,
+                    "txt2img_width": 768,
+                    "txt2img_height": 432,
                     "txt2img_enable_hr": True,
-                    "txt2img_hr_scale": 3,
+                    "txt2img_hr_scale": 5,
                     "txt2img_hires_steps": 20,
                     "txt2img_denoising_strength": 0.3,
                     "txt2img_batch_count": 1,
@@ -202,7 +202,7 @@ class Script(scripts.Script):
             # img2img config file not found
             # First time running the extension or it was deleted, so fill it with default values
             self.img2img_config_presets = {
-                #"Default": {},
+                "None": {},
                 "Low denoising ------- 512x512, denoising: 0.25, steps: 10, DPM++ 2M Karras": {
                     "img2img_sampling": "DPM++ 2M Karras",
                     "img2img_steps": 10,