If there are no scripts, then the line is not needed.

ui-config.json

@@ -82,7 +82,7 @@
     "txt2img/Resize seed from height/maximum": 1024,
     "txt2img/Resize seed from height/step": 64,
     "txt2img/Script/value": "None",
-    "txt2img/Script/visible": true,
+    "txt2img/Script/visible": false,
     "customscript/prompt_matrix.py/txt2img/Put variable parts at start of prompt/visible": true,
     "customscript/prompt_matrix.py/txt2img/Put variable parts at start of prompt/value": false,
     "customscript/prompts_from_file.py/txt2img/Iterate seed every line/visible": true,
@@ -202,7 +202,7 @@
     "img2img/Resize seed from height/maximum": 1024,
     "img2img/Resize seed from height/step": 64,
     "img2img/Script/value": "None",
-    "img2img/Script/visible": true,
+    "img2img/Script/visible": false,
     "customscript/img2imgalt.py/img2img/Override `Sampling method` to Euler?(this method is built for it)/visible": true,
     "customscript/img2imgalt.py/img2img/Override `Sampling method` to Euler?(this method is built for it)/value": true,
     "customscript/img2imgalt.py/img2img/Override `prompt` to the same value as `original prompt`?(and `negative prompt`)/visible": true,