Engdocs 802b (docker#15108)

* moved install pages

* moved images

* update toc

* add redirects

* ammend page links

* fix broken links

* fix broken links

* fix broken links

* fix broken links

Author: aevesdocker

_data/toc.yaml

@@ -1137,10 +1137,26 @@ manuals:
   section:
     - path: /desktop/
       title: Overview
+    - sectiontitle: Install Docker Desktop
+      section:
+       - path: /desktop/install/mac-install/
+         title: Install on Mac
+       - path: /desktop/install/windows-install/
+         title: Install on Windows
+       - path: /desktop/install/linux-install/
+         title: Insall on Linux
+       - sectiontitle: Installation per Linux distro
+         section:
+            - path: /desktop/install/debian/
+              title: Install on Debian
+            - path: /desktop/install/fedora/
+              title: Install on Fedora
+            - path: /desktop/install/ubuntu/
+              title: Install on Ubuntu
+            - path: /desktop/install/archlinux/
+              title: Install on Arch
     - sectiontitle: Mac
       section:
-        - path: /desktop/mac/install/
-          title: Install Docker Desktop for Mac
         - path: /desktop/mac/
           title: User manual
         - path: /desktop/mac/troubleshoot/
@@ -1151,8 +1167,6 @@ manuals:
           title: Privileged Helper
     - sectiontitle: Windows
       section:
-        - path: /desktop/windows/install/
-          title: Install Docker Desktop for Windows
         - path: /desktop/windows/
           title: User manual
         - path: /desktop/windows/troubleshoot/
@@ -1161,18 +1175,6 @@ manuals:
           title: Docker Desktop WSL 2 backend
     - sectiontitle: Linux
       section:
-        - path: /desktop/linux/install/
-          title: Install Docker Desktop for Linux
-        - sectiontitle: Installation per distro
-          section:
-            - path: /desktop/linux/install/debian/
-              title: Install on Debian
-            - path: /desktop/linux/install/fedora/
-              title: Install on Fedora
-            - path: /desktop/linux/install/ubuntu/
-              title: Install on Ubuntu
-            - path: /desktop/linux/install/archlinux/
-              title: Install on Arch
         - path: /desktop/linux/
           title: User manual
         - path: /desktop/linux/troubleshoot/

_includes/desktop-update.md

@@ -2,7 +2,7 @@
 
 When an update is available, Docker Desktop displays an icon on the Docker menu to indicate the availability of a newer version. Additionally, the **Software Updates** section in **Settings** (**Preferences** on Mac) also notifies you of any updates available to Docker Desktop. You can choose to download the update right away, or click the **Release Notes** option to learn what's included in the updated version.
 
-Starting with Docker Desktop 4.2.0, the option to turn off the automatic check for updates is available for users on all Docker subscriptions, including Docker Personal and Docker Pro. For more information, see [Software Updates](../#software-updates).
+Starting with Docker Desktop 4.2.0, the option to turn off the automatic check for updates is available for users on all Docker subscriptions, including Docker Personal and Docker Pro..
 
 > **Docker Subscription Service Agreement**
 >