diff --git a/.config/niri/niri.d/startup.kdl b/.config/niri/niri.d/startup.kdl
new file mode 100644
index 0000000..372ff20
--- /dev/null
+++ b/.config/niri/niri.d/startup.kdl
@@ -0,0 +1,22 @@
+// ────────────── Startup ──────────────
+
+// 1. Zuerst alte X-Sperrdateien löschen (verhindert :1, :2 Fehler beim Relog)
+spawn-sh-at-startup "rm -f /tmp/.X11-unix/X0 /tmp/.X0-lock"
+
+// 2. Xwayland-satellite explizit auf :0 starten
+spawn-at-startup "xwayland-satellite" ":0"
+
+// 3. Umgebungsvariablen für DBus/Systemd setzen
+spawn-at-startup "dbus-update-activation-environment" "--systemd" "DISPLAY=:0" "WAYLAND_DISPLAY" "XDG_CURRENT_DESKTOP"
+
+// Polkit mit erzwungenem Dark-Mode und Theme starten
+spawn-sh-at-startup "GTK_THEME=catppuccin-mocha-mauve-standard+default /usr/lib/polkit-kde-authentication-agent-1 &"
+
+prefer-no-csd // Disable program decorations
+screenshot-path "~/Bilder/Screenshots/PC/Screenshot_%Y-%m-%d_%H%M%S.png"
+
+spawn-at-startup "vivaldi"
+spawn-at-startup "thunderbird"
+
+spawn-sh-at-startup "sleep 2 && alacritty"
+spawn-sh-at-startup "sleep 7 && discord"
\ No newline at end of file