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diff --git a/assets/terminal_resume_icon_1787135339359.jpg b/assets/terminal_resume_icon_1787135339359.jpg
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diff --git a/install.sh b/install.sh
index 644b9c5..add82d7 100755
--- a/install.sh
+++ b/install.sh
@@ -6,7 +6,8 @@ set -euo pipefail
 DIR="$(cd "$(dirname "$0")" && pwd)"
 APP="$DIR/pi-session-launcher.py"
 BIN="$DIR/dist/pi-session-launcher"
-DESKTOP="$HOME/.local/share/applications/pi-session-launcher.desktop"
+APP_ID="it.enne2.pi-session-launcher"
+DESKTOP="$HOME/.local/share/applications/$APP_ID.desktop"
 
 # usa l'eseguibile portabile se presente, altrimenti lo script python
 if [[ -x "$BIN" ]]; then
@@ -24,6 +25,23 @@ fi
 
 chmod +x "$APP" 2>/dev/null || true
 
+# icona nel tema icone KDE (più dimensioni: KDE le scala dal tema)
+ICON_SRC="$DIR/assets/pi-session-launcher.png"
+if [[ -f "$ICON_SRC" ]]; then
+    for size in 48 64 128 256 512; do
+        ICON_DIR="$HOME/.local/share/icons/hicolor/${size}x${size}/apps"
+        mkdir -p "$ICON_DIR"
+        if [[ -f "$DIR/assets/pi-session-launcher-${size}.png" ]]; then
+            cp "$DIR/assets/pi-session-launcher-${size}.png" "$ICON_DIR/$APP_ID.png"
+        else
+            cp "$ICON_SRC" "$ICON_DIR/$APP_ID.png"
+        fi
+    done
+    ICON_NAME="$APP_ID"
+else
+    ICON_NAME="utilities-terminal"
+fi
+
 mkdir -p "$(dirname "$DESKTOP")"
 cat > "$DESKTOP" <<EOF
 [Desktop Entry]
@@ -32,13 +50,18 @@ Name=Pi Session Launcher
 GenericName=Riprendi sessioni di Pi Agent
 Comment=Elenca le sessioni di Pi Agent e le riprende nella loro cartella
 Exec=$EXEC
-Icon=utilities-terminal
+Icon=$ICON_NAME
 Terminal=false
 Categories=Development;
 Keywords=pi;agent;session;resume;
+StartupWMClass=$APP_ID
 EOF
 
+# rimuove il vecchio desktop entry con nome non allineato (se esiste)
+rm -f "$HOME/.local/share/applications/pi-session-launcher.desktop"
+
 echo "✓ Installato: $DESKTOP"
 echo "  Eseguibile: $EXEC"
+echo "  Icona: $ICON_NAME"
 echo "  Cerca 'Pi Session Launcher' nel menu applicazioni KDE."
 echo "  (Per rimuovere: $0 --uninstall)"
diff --git a/pi-session-launcher.py b/pi-session-launcher.py
index 989835c..2ceffee 100755
--- a/pi-session-launcher.py
+++ b/pi-session-launcher.py
@@ -216,6 +216,16 @@ def display_text(info: dict, limit: int = 100) -> str:
     return first or "(sessione senza messaggi)"
 
 
+def icon_path():
+    """Percorso dell'icona: dati bundlati (PyInstaller) o cartella assets del sorgente."""
+    base = getattr(sys, "_MEIPASS", os.path.dirname(os.path.abspath(__file__)))
+    for rel in ("assets/pi-session-launcher.png", "pi-session-launcher.png"):
+        p = os.path.join(base, rel)
+        if os.path.isfile(p):
+            return p
+    return None
+
+
 # ---------------------------------------------------------------------------
 # GUI
 # ---------------------------------------------------------------------------
@@ -224,6 +234,12 @@ class LauncherWindow(Gtk.ApplicationWindow):
     def __init__(self, app):
         super().__init__(application=app, title=APP_TITLE)
         self.set_default_size(1000, 600)
+        icon = icon_path()
+        if icon:
+            try:
+                self.set_icon_from_file(icon)
+            except Exception:
+                pass
 
         # modello: markup_sessione, cwd, rel_time, abs_time, mtime(float), path, size(int), search_text
         self.store = Gtk.ListStore(str, str, str, str, float, str, int, str)
@@ -465,7 +481,8 @@ class LauncherWindow(Gtk.ApplicationWindow):
 
 class LauncherApp(Gtk.Application):
     def __init__(self):
-        super().__init__(application_id="it.enne2.pi-session-launcher")
+        # deve combaciare con il nome del file .desktop (senza estensione)
+        super().__init__(application_id=APP_ID)
         self.win = None
 
     def do_activate(self):
@@ -474,7 +491,15 @@ class LauncherApp(Gtk.Application):
         self.win.present()
 
 
+APP_ID = "it.enne2.pi-session-launcher"
+
+
 def main():
+    # KDE Plasma/Wayland: l'icona di finestra viene associata via app-id
+    # + file .desktop con lo stesso nome stem (vedi ricerca Perplexity).
+    # GLib richiede un punto nell'application_id (reverse-DNS).
+    GLib.set_prgname(APP_ID)
+    Gtk.Window.set_default_icon_name(APP_ID)
     app = LauncherApp()
     app.run(sys.argv)