diff --git a/src/renderer/src/i18n/locales/en-us.json b/src/renderer/src/i18n/locales/en-us.json
index a7201ec1cb..2ac02dce93 100644
--- a/src/renderer/src/i18n/locales/en-us.json
+++ b/src/renderer/src/i18n/locales/en-us.json
@@ -1962,6 +1962,7 @@
         },
         "actions": {
           "title": "Actions",
+          "custom": "Custom Action",
           "reset": {
             "button": "Reset",
             "tooltip": "Reset to default actions. Custom actions will not be deleted.",
diff --git a/src/renderer/src/i18n/locales/ja-jp.json b/src/renderer/src/i18n/locales/ja-jp.json
index 7425bb6428..45acc4c188 100644
--- a/src/renderer/src/i18n/locales/ja-jp.json
+++ b/src/renderer/src/i18n/locales/ja-jp.json
@@ -1962,6 +1962,7 @@
         },
         "actions": {
           "title": "機能設定",
+          "custom": "カスタム機能",
           "reset": {
             "button": "リセット",
             "tooltip": "デフォルト機能にリセット（カスタム機能は保持）",
diff --git a/src/renderer/src/i18n/locales/ru-ru.json b/src/renderer/src/i18n/locales/ru-ru.json
index c51e1b9fad..c2f3a90c9a 100644
--- a/src/renderer/src/i18n/locales/ru-ru.json
+++ b/src/renderer/src/i18n/locales/ru-ru.json
@@ -1962,6 +1962,7 @@
         },
         "actions": {
           "title": "Действия",
+          "custom": "Пользовательское действие",
           "reset": {
             "button": "Сбросить",
             "tooltip": "Сбросить стандартные действия. Пользовательские останутся.",
diff --git a/src/renderer/src/i18n/locales/zh-cn.json b/src/renderer/src/i18n/locales/zh-cn.json
index f2cee104a4..cd17d37bbe 100644
--- a/src/renderer/src/i18n/locales/zh-cn.json
+++ b/src/renderer/src/i18n/locales/zh-cn.json
@@ -1927,7 +1927,7 @@
             "selected": "划词",
             "selected_note": "划词后立即显示工具栏",
             "ctrlkey": "Ctrl 键",
-            "ctrlkey_note": "划词后，再 按住 Ctrl键，才显示工具栏",
+            "ctrlkey_note": "划词后，再 长按 Ctrl键，才显示工具栏",
             "shortcut": "快捷键",
             "shortcut_note": "划词后，使用快捷键显示工具栏。请在快捷键设置页面中设置取词快捷键并启用。",
             "shortcut_link": "前往快捷键设置"
@@ -1962,6 +1962,7 @@
         },
         "actions": {
           "title": "功能",
+          "custom": "自定义功能",
           "reset": {
             "button": "重置",
             "tooltip": "重置为默认功能，自定义功能不会被删除",
diff --git a/src/renderer/src/i18n/locales/zh-tw.json b/src/renderer/src/i18n/locales/zh-tw.json
index 1a6d1371e5..f1504dd503 100644
--- a/src/renderer/src/i18n/locales/zh-tw.json
+++ b/src/renderer/src/i18n/locales/zh-tw.json
@@ -1962,6 +1962,7 @@
         },
         "actions": {
           "title": "功能",
+          "custom": "自訂功能",
           "reset": {
             "button": "重設",
             "tooltip": "重設為預設功能，自訂功能不會被刪除",
diff --git a/src/renderer/src/pages/settings/SelectionAssistantSettings/components/SettingsActionsListHeader.tsx b/src/renderer/src/pages/settings/SelectionAssistantSettings/components/SettingsActionsListHeader.tsx
index 69017b36df..01d721baf9 100644
--- a/src/renderer/src/pages/settings/SelectionAssistantSettings/components/SettingsActionsListHeader.tsx
+++ b/src/renderer/src/pages/settings/SelectionAssistantSettings/components/SettingsActionsListHeader.tsx
@@ -32,7 +32,14 @@ const SettingsActionsListHeader = memo(({ customItemsCount, maxCustomItems, onRe
             ? t('selection.settings.actions.add_tooltip.disabled', { max: maxCustomItems })
             : t('selection.settings.actions.add_tooltip.enabled')
         }>
-        <Button type="primary" icon={<Plus size={16} />} onClick={onAdd} disabled={isCustomItemLimitReached} />
+        <Button
+          type="primary"
+          icon={<Plus size={16} />}
+          onClick={onAdd}
+          disabled={isCustomItemLimitReached}
+          style={{ paddingInline: '8px' }}>
+          {t('selection.settings.actions.custom')}
+        </Button>
       </Tooltip>
     </Row>
   )