Merge pull request #106951 from TimShererWithAquent/us1604895a

Edit description for SEO.

Author: ShannonLeavitt

articles/spatial-anchors/index.yml

@@ -5,7 +5,7 @@ summary: Spatial Anchors is a cross-platform developer service that allows you t
 
 metadata:
   title: Azure Spatial Anchors documentation
-  description: Learn how to use Azure Spatial Anchors to build apps with durable spatial anchors.
+  description: Use Azure Spatial Anchors for apps with durable spatial anchors. Learn about authentication, way-finding, experience, logging, and coarse relocalization.
   services: azure-spatial-anchors
   ms.service: azure-spatial-anchors
   ms.topic: landing-page

articles/spatial-anchors/unity-overview.md

@@ -1,6 +1,6 @@
 ---
 title: Azure Spatial Anchors Unity overview
-description: Learn how Azure Spatial Anchors can be used within Unity Apps.
+description: Learn how Azure Spatial Anchors can be used within Unity Apps. Review quickstarts for Unity for HoloLens, Unity for Android, and Unity for iOS.
 author: rgarcia
 ms.author: rgarcia
 manager: vriveras