Merge branch 'v15/cache-docs' into v15/add-maximumpayload-bytes-settings

Author: nikolajlauridsen

15/umbraco-cms/reference/configuration/cache-settings.md

@@ -2,7 +2,13 @@
 description: Information on the Cache settings section
 ---
 
-# Cache settings
+# Cache Settings
+
+{% hint style="info" %}
+Are you looking for the **NuCache Settings**?
+
+While most cache configurations are under the `Umbraco:CMS:Cache` settings node, a few remain under `Umbraco:CMS:NuCache`. [Learn more about this at the bottom of this article](#nucache-settings).
+{% endhint %}
 
 ## HybridCacheOptions