1 files changed, 11 insertions, 9 deletions
diff --git a/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix b/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix
index 559899b0a3b1..e00d3f7535b2 100644
--- a/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix
+++ b/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix
@@ -11,7 +11,15 @@ with lib;
   services.xserver = {
     desktopManager.plasma5 = {
       enable = true;
-      enableQt4Support = false;
+    };
+
+    # Automatically login as nixos.
+    displayManager.sddm = {
+      enable = true;
+      autoLogin = {
+        enable = true;
+        user = "nixos";
+      };
     };
   };
 
@@ -22,14 +30,8 @@ with lib;
 
   system.activationScripts.installerDesktop = let
 
-    manualDesktopFile = pkgs.writeScript "nixos-manual.desktop" ''
-      [Desktop Entry]
-      Version=1.0
-      Type=Application
-      Name=NixOS Manual
-      Exec=firefox ${config.system.build.manual.manual}/share/doc/nixos/index.html
-      Icon=text-html
-    '';
+    # Comes from documentation.nix when xserver and nixos.enable are true.
+    manualDesktopFile = "/run/current-system/sw/share/applications/nixos-manual.desktop";
 
     homeDir = "/home/nixos/";
     desktopDir = homeDir + "Desktop/";