Hide the Max Authors setting for Singles

Author: brandonkelly

CHANGELOG.md

@@ -14,6 +14,7 @@
 - Fixed a bug where the submit button within Live Preview was labelled “Save” rather than “Create entry” when editing an unpublished draft. ([#18579](https://github.com/craftcms/cms/discussions/18579))
 - Fixed a bug where recent changes could be lost when creating an element or applying a draft, if there were validation errors. ([#18657](https://github.com/craftcms/cms/issues/18657))
 - Fixed a bug where nested elements would get soft-deleted after running the `entrify/global-set` command. ([#18650](https://github.com/craftcms/cms/issues/18650))
+- Fixed a bug where the “Max Authors” section setting was visible for Single sections.
 
 ## 5.9.18 - 2026-03-26
 

src/templates/settings/sections/_edit.twig

@@ -272,14 +272,19 @@
     instructions: 'The maximum number of authors that entries in this section can have.'|t('app'),
     id: 'maxAuthors',
     name: 'maxAuthors',
-    autocorrect: false,
-    autocapitalize: false,
-    default: 1,
+    type: 'number',
+    min: 0,
+    max: 32767,
     value: section.maxAuthors,
     errors: section.getErrors('maxAuthors'),
     data: {'error-key': 'maxAuthors'},
     size: 5,
     disabled: readOnly,
+    fieldClass: {
+      'type-channel': true,
+      'type-structure': true,
+      'hidden': section.type == 'single',
+    }|filter|keys,
 }) }}
 
 {% if brandNewSection %}