diff --git a/flake.lock b/flake.lock
index 9d751ae..01c0331 100644
--- a/flake.lock
+++ b/flake.lock
@@ -149,9 +149,30 @@
         "home-manager": "home-manager",
         "niri": "niri",
         "nixpkgs": "nixpkgs",
+        "silentSDDM": "silentSDDM",
         "sops-nix": "sops-nix"
       }
     },
+    "silentSDDM": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1769900466,
+        "narHash": "sha256-WeoJBj/PhqFCCJEIycTipqPbKm5BpQT2uzFTYcYZ30I=",
+        "owner": "uiriansan",
+        "repo": "SilentSDDM",
+        "rev": "a44caf771b4cb72f5c2514f7d488455b0fa860d2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "uiriansan",
+        "repo": "SilentSDDM",
+        "type": "github"
+      }
+    },
     "sops-nix": {
       "inputs": {
         "nixpkgs": [
diff --git a/flake.nix b/flake.nix
index e469f38..936cb1d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -85,5 +85,12 @@
       repo = "sops-nix";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+
+    silentSDDM = {
+      type = "github";
+      owner = "uiriansan";
+      repo = "SilentSDDM";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 }
diff --git a/hosts/onizuka/default.nix b/hosts/onizuka/default.nix
index 46a9717..dbff8d3 100644
--- a/hosts/onizuka/default.nix
+++ b/hosts/onizuka/default.nix
@@ -15,7 +15,7 @@
   sshd.enable = true;
   tailscale.enable = true;
 
-  tuigreet.enable = true;
+  sddm.enable = true;
   niri.enable = true;
 
   steam.enable = true;
diff --git a/nixosModules/automatic/default.nix b/nixosModules/automatic/default.nix
index 05d82c7..f6b9a74 100644
--- a/nixosModules/automatic/default.nix
+++ b/nixosModules/automatic/default.nix
@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ config, pkgs, lib, inputs, ... }:
 
 {
   options.system = {
@@ -9,7 +9,7 @@
       "Enable if you are running a non-EFI system";
     users.bigWheels = lib.mkOption { default = []; };
   };
-  
+
   config = lib.mkMerge [
     (lib.mkIf config.system.isNonEFI {
       boot.loader.grub.enable = false;
@@ -29,15 +29,26 @@
 
       # Packages & Default Packages
       nixpkgs.config.allowUnfree = true;
+      nix = {
+        registry.nixpkgs.flake = inputs.nixpkgs;
+        gc = { automatic = true; options = "--delete-older-than 5d"; };
+        channel.enable = false;
+        settings = {
+          auto-optimise-store = true;
+          keep-going = true;
+          use-xdg-base-directories = true;
+          experimental-features = [
+            "flakes"
+            "nix-command"
+          ];
+        };
+      };
       environment.systemPackages = with pkgs; [
         git
         neovim
         xdg-user-dirs
       ] ++ config.system.extraPkgs;
 
-      # XDG Compliance
-      nix.settings.use-xdg-base-directories = true;
-
       users = {
         users = builtins.listToAttrs (map (
           user: {
diff --git a/nixosModules/services/sddm/service.nix b/nixosModules/services/sddm/service.nix
new file mode 100644
index 0000000..bde0724
--- /dev/null
+++ b/nixosModules/services/sddm/service.nix
@@ -0,0 +1,27 @@
+{ config, pkgs, lib, inputs', ... }:
+
+{
+  options.sddm = {
+    enable = lib.mkEnableOption "enables sddm";
+  };
+
+  config = lib.mkIf config.sddm.enable (let
+    sddm-theme = inputs'.silentSDDM.packages.default.override {
+      theme = "catppuccin-macchiato";
+     };
+  in {
+    qt.enable = true;
+    environment.systemPackages = [ sddm-theme sddm-theme.test ];
+    services.displayManager.sddm = {
+      wayland.enable = true;
+      package = pkgs.kdePackages.sddm;
+      enable = true;
+      theme = sddm-theme.pname;
+      extraPackages = sddm-theme.propagatedBuildInputs;
+      settings.General = {
+        GreeterEnvironment = "QML2_IMPORT_PATH=${sddm-theme}/share/sddm/themes/${sddm-theme.pname}/components/,QT_IM_MODULE=qtvirtualkeyboard";
+        InputMethod = "qtvirtualkeyboard";
+      };
+    };
+  });
+}
diff --git a/nixosModules/services/displaymanager/service.nix b/nixosModules/services/tuigreet/service.nix
similarity index 100%
rename from nixosModules/services/displaymanager/service.nix
rename to nixosModules/services/tuigreet/service.nix
diff --git a/users/onizuka/default.nix b/users/onizuka/default.nix
index 7a03bfb..fd6988c 100644
--- a/users/onizuka/default.nix
+++ b/users/onizuka/default.nix
@@ -28,9 +28,8 @@
     mouse.accel = -0.53;
     outputs = {
       "DP-1" = {
-        position = { x = 2560; y = -100; };
+        position = { x = 2560; y = 0; };
         mode = { width = 2560; height = 1440; refresh = 144.000; };
-        transform.rotation = 270;
       };
       "DP-2" = {
         position = { x = 0; y = 0; };
@@ -108,10 +107,4 @@
   discord.enable = true;
 
   lutris.enable = true;
-
-  extraPkgs = with pkgs; [
-    # Applications
-    logseq
-    claude-code
-  ];
 }