diff --git a/configuration.nix b/configuration.nix
new file mode 100644
index 0000000..c1d7275
--- /dev/null
+++ b/configuration.nix
@@ -0,0 +1,119 @@
+# Edit this configuration file to define what should be installed on
+# your system. Help is available in the configuration.nix(5) man page, on
+# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
+
+{ config, lib, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+      ./maintenance.nix
+      ./flatpak.nix
+      ./user-chch.nix
+    ];
+
+  networking.hostName = "chch-elabl-r"; # Define your hostname.
+  # Pick only one of the below networking options.
+  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
+  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.
+
+  # Set your time zone.
+  time.timeZone = "Europe/Berlin";
+
+  # Configure network proxy if necessary
+  # networking.proxy.default = "http://user:password@proxy:port/";
+  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "de_DE.UTF-8";
+   console = {
+     font = "Lat2-Terminus16";
+     keyMap = "de";
+  #   useXkbConfig = true; # use xkb.options in tty.
+   };
+
+  # Enable the X11 windowing system.
+  services.xserver.enable = true;
+  services.xserver.displayManager.sddm.enable = true;
+  services.xserver.desktopManager.plasma6.enable = true; 
+
+  
+
+  # Configure keymap in X11
+  services.xserver.xkb.layout = "de";
+  # services.xserver.xkb.options = "eurosign:e,caps:escape";
+
+  # Enable CUPS to print documents.
+  services.printing.enable = true;
+
+  # Enable sound.
+  # hardware.pulseaudio.enable = true;
+  # OR
+  services.pipewire = {
+     enable = true;
+     pulse.enable = true;
+   };
+nixpkgs.config.allowUnfree = true;
+  # Enable touchpad support (enabled default in most desktopManager).
+  # services.libinput.enable = true;
+
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+   environment.systemPackages = with pkgs; [
+     vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+     wget
+     discover
+     pciutils
+     usbutils
+     idevicerestore
+     htop
+     ubuntu-sans
+     ubuntu-sans-mono
+    ];
+
+  # Some programs need SUID wrappers, can be configured further or are
+  # started in user sessions.
+  # programs.mtr.enable = true;
+  # programs.gnupg.agent = {
+  #   enable = true;
+  #   enableSSHSupport = true;
+  # };
+
+  # List services that you want to enable:
+
+  # Enable the OpenSSH daemon.
+  # services.openssh.enable = true;
+
+  # Open ports in the firewall.
+  # networking.firewall.allowedTCPPorts = [ ... ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+  # Or disable the firewall altogether.
+  # networking.firewall.enable = false;
+
+  # Copy the NixOS configuration file and link it from the resulting system
+  # (/run/current-system/configuration.nix). This is useful in case you
+  # accidentally delete configuration.nix.
+  # system.copySystemConfiguration = true;
+
+  # This option defines the first version of NixOS you have installed on this particular machine,
+  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
+  #
+  # Most users should NEVER change this value after the initial install, for any reason,
+  # even if you've upgraded your system to a new NixOS release.
+  #
+  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
+  # so changing it will NOT upgrade your system - see https://nixos.org/manual/nixos/stable/#sec-upgrading for how
+  # to actually do that.
+  #
+  # This value being lower than the current NixOS release does NOT mean your system is
+  # out of date, out of support, or vulnerable.
+  #
+  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
+  # and migrated your data accordingly.
+  #
+  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
+  system.stateVersion = "24.11"; # Did you read the comment?
+
+}
+
diff --git a/flatpak.nix b/flatpak.nix
new file mode 100644
index 0000000..7bb27d7
--- /dev/null
+++ b/flatpak.nix
@@ -0,0 +1,11 @@
+{config, libs, pkgs, ...}:
+{
+  services.flatpak.enable = true;
+   systemd.services.flatpak-repo = {
+    wantedBy = ["multi-user.target"];
+    path = [pkgs.flatpak];
+    script = ''
+     flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
+    '';
+   };
+}
diff --git a/hardware-configuration.nix b/hardware-configuration.nix
new file mode 100644
index 0000000..f236d86
--- /dev/null
+++ b/hardware-configuration.nix
@@ -0,0 +1,62 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+  boot.initrd.availableKernelModules = [ "ehci_pci" "ahci" "xhci_pci" "usbhid" "usb_storage" "sd_mod" "amdgpu" ];
+  boot.initrd.kernelModules = [ "dm-snapshot" ];
+  boot.initrd.systemd.enable = true;
+  boot.plymouth.enable = true; 
+  boot.kernelModules = [ "kvm-intel" "wl" ];
+  boot.kernelParams = ["quiet" "splash"];
+  boot.consoleLogLevel = 0;
+  boot.extraModulePackages = [ config.boot.kernelPackages.broadcom_sta ];
+  boot.initrd.luks.devices.root = {
+	device = "/dev/disk/by-uuid/a3a54390-fab5-48f5-b553-302aed0d5404";
+	preLVM = true;
+	};
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/f147dade-f548-4ebf-809f-ac671ad522f5";
+      fsType = "btrfs";
+      options = [ "subvol=root" "noatime" "compress=zstd" ];
+    };
+
+  fileSystems."/home" =
+    { device = "/dev/disk/by-uuid/f147dade-f548-4ebf-809f-ac671ad522f5";
+      fsType = "btrfs";
+      options = [ "subvol=home" "noatime" "compress=zstd" ];
+    };
+
+  fileSystems."/nix" =
+    { device = "/dev/disk/by-uuid/f147dade-f548-4ebf-809f-ac671ad522f5";
+      fsType = "btrfs";
+      options = [ "subvol=nix" "noatime" "compress=zstd"];
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/D342-7405";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  swapDevices = [ ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp11s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp12s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}
diff --git a/maintenance.nix b/maintenance.nix
new file mode 100644
index 0000000..2a6ecfb
--- /dev/null
+++ b/maintenance.nix
@@ -0,0 +1,12 @@
+{config, libs, pkgs, ... }:
+{ 
+# Enable Automatic Updates
+system.autoUpgrade.enable = true; 
+system.autoUpgrade.allowReboot = true;
+
+# Enable Automatic Garbage Collection 
+nix.gc.automatic = true;
+
+# Use Links to save Disk Space 
+nix.optimise.automatic = true;
+}
diff --git a/user-chch.nix b/user-chch.nix
new file mode 100644
index 0000000..6570e74
--- /dev/null
+++ b/user-chch.nix
@@ -0,0 +1,19 @@
+{config, libs, pkgs, ...}:
+{
+   users.users.chch = {
+     isNormalUser = true;
+     extraGroups = [ "wheel" "lpadmin" ]; # Enable ‘sudo’ for the user.
+     packages = with pkgs; [
+       tree  
+       firefox
+       ungoogled-chromium
+       printrun 
+       gimp
+       vlc
+       ffmpeg
+       nextcloud-client
+       libreoffice-qt6-fresh
+       temurin-jre-bin-23
+    ];
+   };
+}