diff --git a/devices/pc/default.nix b/devices/pc/default.nix
index 2a74b1b0..a819f49d 100644
--- a/devices/pc/default.nix
+++ b/devices/pc/default.nix
@@ -116,6 +116,5 @@ inputs:
     '';
     # 解决有时蓝牙不能使用的问题
     boot.kernelParams = [ "mt7925e.disable_aspm=1" ];
-    specialisation.kde.configuration.nixos.system.gui.implementation = "kde";
   };
 }
diff --git a/flake.lock b/flake.lock
index 761abd99..55e66abe 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1137,29 +1137,6 @@
         "type": "github"
       }
     },
-    "plasma-manager": {
-      "inputs": {
-        "home-manager": [
-          "home-manager"
-        ],
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1762784320,
-        "narHash": "sha256-odsk96Erywk5hs0dhArF38zb7Oe0q6LZ70gXbxAPKno=",
-        "owner": "pjones",
-        "repo": "plasma-manager",
-        "rev": "7911a0f8a44c7e8b29d031be3149ee8943144321",
-        "type": "github"
-      },
-      "original": {
-        "owner": "pjones",
-        "repo": "plasma-manager",
-        "type": "github"
-      }
-    },
     "pocketfft": {
       "flake": false,
       "locked": {
@@ -1275,7 +1252,6 @@
         "nur-xddxdd": "nur-xddxdd",
         "openxlsx": "openxlsx",
         "phono3py": "phono3py",
-        "plasma-manager": "plasma-manager",
         "pocketfft": "pocketfft",
         "py4vasp": "py4vasp",
         "pybinding": "pybinding",
diff --git a/flake.nix b/flake.nix
index 03d26744..90698627 100644
--- a/flake.nix
+++ b/flake.nix
@@ -13,11 +13,6 @@
     nix-index-database = { url = "github:Mic92/nix-index-database"; inputs.nixpkgs.follows = "nixpkgs"; };
     nur-xddxdd = { url = "github:xddxdd/nur-packages"; inputs.nixpkgs.follows = "nixpkgs"; };
     impermanence.url = "github:CHN-beta/impermanence";
-    plasma-manager =
-    {
-      url = "github:pjones/plasma-manager";
-      inputs = { nixpkgs.follows = "nixpkgs"; home-manager.follows = "home-manager"; };
-    };
     nur-linyinfeng = { url = "github:linyinfeng/nur-packages"; inputs.nixpkgs.follows = "nixpkgs"; };
     nix-flatpak.url = "github:gmodena/nix-flatpak";
     chaotic =
diff --git a/modules/default.nix b/modules/default.nix
index 6d042bbb..0e19b259 100644
--- a/modules/default.nix
+++ b/modules/default.nix
@@ -16,7 +16,6 @@ inputs: let inherit (inputs) topInputs; in
     { config.niri-flake.cache.enable = false; }
     { config.home-manager.sharedModules =
     [
-      topInputs.plasma-manager.homeModules.plasma-manager
       topInputs.catppuccin.homeModules.catppuccin
       topInputs.dankmaterialshell.homeModules.dankMaterialShell.default
       topInputs.dankmaterialshell.homeModules.dankMaterialShell.niri
diff --git a/modules/packages/desktop.nix b/modules/packages/desktop.nix
index 7ebfa581..9e6703f7 100644
--- a/modules/packages/desktop.nix
+++ b/modules/packages/desktop.nix
@@ -16,7 +16,7 @@ inputs:
           # system management
           # TODO: module should add yubikey-touch-detector into path
           gparted wayland-utils clinfo mesa-demos vulkan-tools dracut yubikey-touch-detector btrfs-assistant snapper-gui
-          kdePackages.qtstyleplugin-kvantum cpu-x wl-mirror geekbench xpra
+          cpu-x wl-mirror geekbench xpra
           (
             writeShellScriptBin "xclip"
             ''
@@ -69,13 +69,7 @@ inputs:
           openai-whisper
           # daily management
           activitywatch super-productivity
-        ]
-          ++ (builtins.filter
-            (p: (inputs.lib.isDerivation p) && !(p.meta.broken or false)
-              && !(builtins.elem p.pname or null [ "falkon" "kalzium" "calligra" "kamoso" ]))
-            (builtins.attrValues kdePackages.kdeGear))
-          ++ (inputs.lib.optionals (inputs.config.nixos.system.gui.implementation == "kde")
-            [ inputs.topInputs.plasma-manager.packages.${inputs.pkgs.system}.rc2nix ]);
+        ];
         _pythonPackages = [(pythonPackages: with pythonPackages;
           [ phonopy scipy scikit-learn jupyterlab autograd inputs.pkgs.localPackages.phono3py numpy ])];
       };
@@ -83,46 +77,10 @@ inputs:
       [{
         config =
         {
-          programs =
+          programs.obs-studio =
           {
-            plasma = inputs.lib.mkIf (inputs.config.nixos.system.gui.implementation == "kde")
-            {
-              enable = true;
-              configFile =
-              {
-                plasma-localerc = { Formats.LANG.value = "en_US.UTF-8"; Translations.LANGUAGE.value = "zh_CN"; };
-                baloofilerc."Basic Settings".Indexing-Enabled.value = false;
-                plasmarc.Wallpapers.usersWallpapers.value =
-                  let
-                    inherit (inputs.topInputs) nixos-wallpaper;
-                    isPicture = f: builtins.elem (inputs.lib.last (inputs.lib.splitString "." f))
-                      [ "png" "jpg" "jpeg" "webp" ];
-                    listDirRecursive =
-                      let listDir = dir:
-                        if dir.value == "directory" then builtins.concatLists
-                          (builtins.map (f: listDir f) (inputs.localLib.attrsToList (builtins.readDir dir.name)))
-                        else [ dir ];
-                      in dir: listDir { name = dir; value = "directory"; };
-                  in builtins.concatStringsSep "," (builtins.map (f: "${nixos-wallpaper}/${f.name}")
-                    (builtins.filter (f: (isPicture f.name) && (f.value == "regular"))
-                      (listDirRecursive nixos-wallpaper)));
-              };
-              powerdevil =
-                let config =
-                {
-                  autoSuspend.action = "nothing";
-                  dimDisplay.enable = false;
-                  powerButtonAction = "turnOffScreen";
-                  turnOffDisplay.idleTimeout = "never";
-                  whenLaptopLidClosed = "turnOffScreen";
-                };
-                in { AC = config; battery = config; lowBattery = config; };
-            };
-            obs-studio =
-            {
-              enable = true;
-              plugins = with inputs.pkgs.obs-studio-plugins; [ wlrobs obs-vaapi droidcam-obs obs-vkcapture ];
-            };
+            enable = true;
+            plugins = with inputs.pkgs.obs-studio-plugins; [ wlrobs obs-vaapi droidcam-obs obs-vkcapture ];
           };
           xdg.configFile."typora-flags.conf".text =
             "--ozone-platform-hint=auto --enable-wayland-ime --wayland-text-input-version=3";
@@ -135,7 +93,6 @@ inputs:
       wireshark = { enable = true; package = inputs.pkgs.wireshark; };
       yubikey-touch-detector.enable = true;
       kdeconnect.enable = true;
-      kde-pim.enable = false;
       alvr = { enable = true; openFirewall = true; };
       localsend.enable = true;
       thunderbird.enable = true;
diff --git a/modules/packages/firefox.nix b/modules/packages/firefox.nix
index 52cfd3fd..7cf2d629 100644
--- a/modules/packages/firefox.nix
+++ b/modules/packages/firefox.nix
@@ -12,7 +12,7 @@ inputs:
     {
       enable = true;
       languagePacks = [ "zh-CN" "en-US" ];
-      nativeMessagingHosts.packages = with inputs.pkgs; [ uget-integrator ];
+      nativeMessagingHosts.packages = [ inputs.pkgs.uget-integrator ];
     };
     nixos =
     {
@@ -23,12 +23,7 @@ inputs:
           programs.firefox =
           {
             enable = true;
-            nativeMessagingHosts = with inputs.pkgs;
-            (
-              [ uget-integrator ]
-              ++ (inputs.lib.optionals (inputs.config.nixos.system.gui.implementation == "kde")
-                [ kdePackages.plasma-browser-integration ])
-            );
+            nativeMessagingHosts = [ inputs.pkgs.uget-integrator ];
             # TODO: use fixed-version of plugins
             policies.DefaultDownloadDirectory = "\${home}/Downloads";
             profiles.default =
@@ -38,8 +33,7 @@ inputs:
                 tampermonkey bitwarden cookies-txt dualsub firefox-color i-dont-care-about-cookies
                 metamask pakkujs rsshub-radar rsspreview tabliss tree-style-tab ublock-origin
                 wappalyzer grammarly zotero-connector smartproxy kiss-translator
-              ] ++ (inputs.lib.optionals (inputs.config.nixos.system.gui.implementation == "kde")
-                [ plasma-integration ]);
+              ];
               search = { default = "google"; force = true; };
               userChrome = builtins.readFile "${inputs.topInputs.lepton}/userChrome.css";
               userContent = builtins.readFile "${inputs.topInputs.lepton}/userContent.css";
diff --git a/modules/system/gui.nix b/modules/system/gui.nix
index ffb3deb6..faa87c8f 100644
--- a/modules/system/gui.nix
+++ b/modules/system/gui.nix
@@ -1,74 +1,69 @@
 inputs:
 {
-  options.nixos.system.gui = let inherit (inputs.lib) mkOption types; in
+  config = inputs.lib.mkIf (inputs.config.nixos.model.type == "desktop")
   {
-    implementation = mkOption { type = types.enum [ "kde" "niri" ]; default = "niri"; };
-  };
-  config = let inherit (inputs.config.nixos.system) gui; in inputs.lib.mkMerge
-  [
-    # enable gui
-    (inputs.lib.mkIf (inputs.config.nixos.model.type == "desktop")
+    services =
     {
-      services =
-      {
-        desktopManager.plasma6.enable = inputs.lib.mkIf (gui.implementation == "kde") true;
-        greetd =
-        {
-          enable = true;
-          settings.default_session.command =
-            let sessionData = "${inputs.config.services.displayManager.sessionData.desktops}/share";
-            in builtins.concatStringsSep " "
-            [
-              "${inputs.pkgs.tuigreet}/bin/tuigreet"
-              "--sessions ${sessionData}/wayland-sessions --xsessions ${sessionData}/xsessions"
-              "--time --asterisks --remember --remember-user-session"
-              (inputs.lib.optionalString (gui.implementation == "kde") "--cmd startplasma-wayland")
-            ];
-        };
-      };
-      environment =
-      {
-        sessionVariables.GTK_USE_PORTAL = "1";
-        persistence."/nix/persistent".directories =
-          [{ directory = "/var/cache/tuigreet"; user = "greeter"; group = "greeter"; mode = "0700"; }];
-      };
-      xdg.portal.extraPortals = (builtins.map (p: inputs.pkgs."xdg-desktop-portal-${p}") [ "gtk" "wlr" "gnome" ])
-        ++ [ inputs.pkgs.kdePackages.xdg-desktop-portal-kde ];
-      i18n.inputMethod =
+      greetd =
       {
         enable = true;
-        type = "fcitx5";
-        fcitx5.addons = with inputs.pkgs;
-          [ qt6Packages.fcitx5-chinese-addons fcitx5-mozc fcitx5-material-color fcitx5-gtk ];
+        settings.default_session.command =
+          let sessionData = "${inputs.config.services.displayManager.sessionData.desktops}/share";
+          in builtins.concatStringsSep " "
+          [
+            "${inputs.pkgs.tuigreet}/bin/tuigreet"
+            "--sessions ${sessionData}/wayland-sessions --xsessions ${sessionData}/xsessions"
+            "--time --asterisks --remember --remember-user-session"
+          ];
       };
-      programs.dconf.enable = true;
-      nixos.user.sharedModules = [(hmInputs:
-      {
-        config =
-        {
-          gtk =
-          {
-            enable = true;
-            theme.name = "Breeze";
-            gtk2 =
-            {
-              extraConfig = ''gtk-im-module="fcitx"'';
-              configLocation = "${hmInputs.config.xdg.configHome}/gtk-2.0/gtkrc";
-              force = true;
-            };
-            gtk3.extraConfig.gtk-im-module = "fcitx";
-            gtk4.extraConfig.gtk-im-module = "fcitx";
-          };
-        };
-      })];
-    })
-    # niri
-    (inputs.lib.mkIf (inputs.config.nixos.model.type == "desktop" && gui.implementation == "niri")
+      # niri module will auto enable this, disable it to avoid conflict with system ssh-agent
+      gnome.gcr-ssh-agent.enable = false;
+    };
+    environment =
     {
-      programs.niri.enable = true;
-      nixos.user.sharedModules = [(hmInputs:
+      sessionVariables =
       {
-        config.programs =
+        GTK_USE_PORTAL = "1";
+        # let electron use gnome keyring https://github.com/electron/electron/issues/39789#issuecomment-3433810585
+        GNOME_DESKTOP_SESSION_ID = "this-is-deprecated";
+      };
+      persistence."/nix/persistent".directories =
+        [{ directory = "/var/cache/tuigreet"; user = "greeter"; group = "greeter"; mode = "0700"; }];
+      systemPackages =
+      [
+        # nautilus is needed before we use implementation from nixpkgs
+        inputs.pkgs.nautilus
+        # needed for xwayland
+        inputs.pkgs.xwayland-satellite
+      ];
+    };
+    xdg.portal.extraPortals = (builtins.map (p: inputs.pkgs."xdg-desktop-portal-${p}") [ "gtk" "wlr" "gnome" ]);
+    i18n.inputMethod =
+    {
+      enable = true;
+      type = "fcitx5";
+      fcitx5.addons = with inputs.pkgs;
+        [ qt6Packages.fcitx5-chinese-addons fcitx5-mozc fcitx5-material-color fcitx5-gtk ];
+    };
+    programs = { dconf.enable = true; niri.enable = true; };
+    nixos.user.sharedModules = [(hmInputs:
+    {
+      config =
+      {
+        gtk =
+        {
+          enable = true;
+          theme.name = "Breeze";
+          gtk2 =
+          {
+            extraConfig = ''gtk-im-module="fcitx"'';
+            configLocation = "${hmInputs.config.xdg.configHome}/gtk-2.0/gtkrc";
+            force = true;
+          };
+          gtk3.extraConfig.gtk-im-module = "fcitx";
+          gtk4.extraConfig.gtk-im-module = "fcitx";
+        };
+        programs =
         {
           dankMaterialShell =
           {
@@ -95,23 +90,9 @@ inputs:
             input.touchpad.dwt = true;
           };
         };
-      })];
-      # niri module will auto enable this, disable it to avoid conflict with system ssh-agent
-      services.gnome.gcr-ssh-agent.enable = false;
-      # use polkit from dms
-      systemd.user.services.niri-flake-polkit.enable = false;
-      environment =
-      {
-        # let electron use gnome keyring https://github.com/electron/electron/issues/39789#issuecomment-3433810585
-        sessionVariables.GNOME_DESKTOP_SESSION_ID = "this-is-deprecated";
-        systemPackages =
-        [
-          # nautilus is needed before we use implementation from nixpkgs
-          inputs.pkgs.nautilus
-          # needed for xwayland
-          inputs.pkgs.xwayland-satellite
-        ];
       };
-    })
-  ];
+    })];
+    # use polkit from dms
+    systemd.user.services.niri-flake-polkit.enable = false;
+  };
 }
diff --git a/modules/user/chn/chromium.nix b/modules/user/chn/chromium.nix
index a9be0546..e0e660cd 100644
--- a/modules/user/chn/chromium.nix
+++ b/modules/user/chn/chromium.nix
@@ -13,7 +13,6 @@ inputs:
         { id = "nngceckbapebfimnlniiiahkandclblb"; } # Bitwarden
         { id = "kbfnbcaeplbcioakkpcpgfkobkghlhen"; } # Grammarly
         { id = "ihnfpdchjnmlehnoeffgcbakfmdjcckn"; } # Pixiv Fanbox Downloader
-        { id = "cimiefiiaegbelhefglklhhakcgmhkai"; } # Plasma Integration
         { id = "dkndmhgdcmjdmkdonmbgjpijejdcilfh"; } # Powerful Pixiv Downloader
         { id = "padekgcemlokbadohgkifijomclgjgif"; } # Proxy SwitchyOmega
         { id = "kefjpfngnndepjbopdmoebkipbgkggaa"; } # RSSHub Radar
diff --git a/modules/user/chn/plasma/autostart.nix b/modules/user/chn/plasma/autostart.nix
deleted file mode 100644
index abbaeef2..00000000
--- a/modules/user/chn/plasma/autostart.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-inputs:
-{
-  config = inputs.lib.mkIf (inputs.config.nixos.model.type == "desktop")
-  {
-    environment.persistence."/nix/rootfs/current".users.chn.directories = [ ".config/autostart" ];
-  };
-}
diff --git a/modules/user/chn/plasma/default.nix b/modules/user/chn/plasma/default.nix
deleted file mode 100644
index 95a020fd..00000000
--- a/modules/user/chn/plasma/default.nix
+++ /dev/null
@@ -1,98 +0,0 @@
-inputs:
-{
-  imports = inputs.localLib.findModules ./.;
-  config = inputs.lib.mkIf
-    (inputs.config.nixos.packages.desktop != null && inputs.config.nixos.system.gui.implementation == "kde")
-  {
-    home-manager.users.chn.config.programs.plasma = inputs.lib.mkMerge
-    [
-      # TODO: panel, discard user changed settings
-      # kwin
-      {
-        kwin =
-        {
-          titlebarButtons =
-          {
-            right = [ "help" "keep-below-windows" "keep-above-windows" "minimize" "maximize" "close" ];
-            left = [ "more-window-actions" ];
-          };
-          virtualDesktops = inputs.lib.mkIf (inputs.config.nixos.model.hostname == "pc") { rows = 2; number = 6; };
-          effects = { shakeCursor.enable = true; desktopSwitching.animation = "slide"; };
-        };
-        windows.allowWindowsToRememberPositions = false;
-        configFile =
-        {
-          plasmanotifyrc.Notifications.PopupPosition.value = "BottomRight";
-          kwinrc =
-          {
-            Tiling.padding.value = 4;
-            Wayland.InputMethod.value = "/run/current-system/sw/share/applications/fcitx5-wayland-launcher.desktop";
-            Windows.RollOverDesktops.value = true;
-            Compositing = { AllowTearing.value = false; WindowsBlockCompositing.value = false; };
-          };
-        };
-      }
-      # dolphin and file chooser
-      {
-        configFile =
-        {
-          dolphinrc =
-          {
-            General = { ShowFullPath.value = true; FilterBar.value = true; RememberOpenedTabs.value = false; };
-            PreviewSettings.Plugins.value = builtins.concatStringsSep ","
-            [
-              "blenderthumbnail"
-              "comicbookthumbnail"
-              "djvuthumbnail"
-              "ebookthumbnail"
-              "exrthumbnail"
-              "marble_thumbnail_geojson"
-              "marble_thumbnail_gpx"
-              "jpegthumbnail"
-              "marble_thumbnail_kmz"
-              "marble_thumbnail_kml"
-              "kraorathumbnail"
-              "windowsimagethumbnail"
-              "windowsexethumbnail"
-              "mltpreview"
-              "mobithumbnail"
-              "opendocumentthumbnail"
-              "marble_thumbnail_osm"
-              "palathumbcreator"
-              "gsthumbnail"
-              "rawthumbnail"
-              "svgthumbnail"
-              "imagethumbnail"
-              "fontthumbnail"
-              "directorythumbnail"
-              "textthumbnail"
-              "webarchivethumbnail"
-              "ffmpegthumbs"
-              "audiothumbnail"
-            ];
-          };
-          kdeglobals."KFileDialog Settings" =
-          {
-            "Allow Expansion".value = true;
-            "Automatically select filename extension".value = true;
-            "Show Bookmarks".value = true;
-            "Show Full Path".value = true;
-            "Show Inline Previews".value = true;
-            "Show Preview".value = true;
-            "Show Speedbar".value = true;
-            "Show hidden files".value = true;
-            "Sort by".value = "Name";
-            "Sort directories first".value = true;
-            "Sort hidden files last".value = true;
-            "View Style".value = "DetailTree";
-          };
-        };
-        workspace.clickItemTo = "open";
-      }
-      # krunner
-      { configFile.krunnerrc = { General.FreeFloating.value = true; Plugins.baloosearchEnabled.value = false; }; }
-      # lock screen
-      { configFile.kscreenlockerrc.Daemon.Autolock.value = false; }
-    ];
-  };
-}
diff --git a/modules/user/chn/plasma/shortcuts.nix b/modules/user/chn/plasma/shortcuts.nix
deleted file mode 100644
index cff8cc3e..00000000
--- a/modules/user/chn/plasma/shortcuts.nix
+++ /dev/null
@@ -1,99 +0,0 @@
-inputs:
-{
-  config = inputs.lib.mkIf
-    (inputs.config.nixos.model.type == "desktop" && inputs.config.nixos.system.gui.implementation == "kde")
-  {
-    home-manager.users.chn.config.programs.plasma =
-    {
-      overrideConfig = true;
-      resetFiles = [ "kglobalshortcutsrc" "khotkeysrc" ];
-      spectacle.shortcuts.captureRectangularRegion = "Print";
-      shortcuts = inputs.lib.mkMerge
-      [
-        # firefox
-        { "firefox.desktop"._launch = "Meta+B"; }
-        # crow translate
-        { "io.crow_translate.CrowTranslate.desktop".TranslateSelectedText = "Ctrl+Alt+E"; }
-        # display
-        {
-          kded5.display = [ "Display" "Meta+P" ];
-          kwin = { view_actual_size = "Meta+0"; view_zoom_in = [ "Meta++" "Meta+=" ]; view_zoom_out = "Meta+-"; };
-          org_kde_powerdevil =
-          {
-            "Decrease Screen Brightness" = "Monitor Brightness Down";
-            "Increase Screen Brightness" = "Monitor Brightness Up";
-          };
-        }
-        # volume
-        {
-          kmix =
-          {
-            decrease_volume = "Volume Down";
-            increase_volume = "Volume Up";
-            mic_mute = [ "Meta+Volume Mute" ];
-            mute = "Volume Mute";
-          };
-        }
-        # session
-        {
-          ksmserver = { "Lock Session" = [ "Meta+L" "Screensaver" ]; "Log Out" = "Ctrl+Alt+Del"; };
-          org_kde_powerdevil."Turn Off Screen" = "Meta+Ctrl+L";
-        }
-        # window
-        {
-          kwin =
-          {
-            ExposeAll = "Meta+Tab";
-            "Show Desktop" = "Meta+D";
-            "Suspend Compositing" = "Alt+Shift+F12";
-            "Walk Through Windows" = "Alt+Tab";
-            "Walk Through Windows (Reverse)" = "Alt+Shift+Backtab";
-            "Window Above Other Windows" = "Meta+Shift+Up";
-            "Window Below Other Windows" = "Meta+Shift+Down";
-            "Window Close" = "Alt+F4";
-            "Window Maximize" = "Meta+Ctrl+Up";
-            "Window Minimize" = "Meta+Ctrl+Down";
-            "Window Operations Menu" = "Alt+F3";
-            "Window Quick Tile Bottom" = "Meta+Down";
-            "Window Quick Tile Left" = "Meta+Left";
-            "Window Quick Tile Right" = "Meta+Right";
-            "Window Quick Tile Top" = "Meta+Up";
-          };
-        }
-        # virtual desktop
-        {
-          kwin =
-          {
-            "Switch to Previous Desktop" = [ "Ctrl+PgUp" "Ctrl+Num+PgUp" ];
-            "Switch to Next Desktop" = [ "Ctrl+PgDown" "Ctrl+Num+PgDown" ];
-            "Window to Previous Desktop" = [ "Meta+Ctrl+PgUp" "Meta+Ctrl+Num+PgUp" ];
-            "Window to Next Desktop" = [ "Meta+Ctrl+PgDown" "Meta+Ctrl+Num+PgDown" ];
-          };
-        }
-        # media
-        {
-          mediacontrol =
-          {
-            nextmedia = "Media Next";
-            pausemedia = "Media Pause";
-            playpausemedia = [ "Pause" "Media Play" ];
-            previousmedia = "Media Previous";
-            stopmedia = "Media Stop";
-          };
-        }
-        # dolphin
-        { "org.kde.dolphin.desktop"._launch = "Meta+E"; }
-        # konsole
-        { "org.kde.konsole.desktop"._launch = "Ctrl+Alt+T"; }
-        # krunner
-        { "org.kde.krunner.desktop"._launch = "Alt+Space"; }
-        # settings
-        { "systemsettings.desktop"._launch = "Meta+I"; }
-        # virt-manager
-        { "virt-manager.desktop"._launch = "Meta+V"; }
-        # system monitor
-        { "org.kde.plasma-systemmonitor.desktop"._launch = "Meta+Esc"; }
-      ];
-    };
-  };
-}
diff --git a/modules/user/chn/plasma/wallpaper.nix b/modules/user/chn/plasma/wallpaper.nix
deleted file mode 100644
index b2878f41..00000000
--- a/modules/user/chn/plasma/wallpaper.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-inputs:
-{
-  config = inputs.lib.mkIf (inputs.config.nixos.system.gui.implementation == "kde")
-  {
-    home-manager.users.chn.config.programs.plasma.configFile.kdeglobals.General.accentColorFromWallpaper.value = true;
-  };
-}