diff --git a/Cargo.lock b/Cargo.lock
index a96362f..7c330ec 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -536,6 +536,12 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8b14ccef22fc6f5a8f4d7d768562a182c04ce9a3b3157b91390b52ddfdf1a76"
 
+[[package]]
+name = "either"
+version = "1.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91622ff5e7162018101f2fea40d6ebf4a78bbe5a49736a2020649edf9693679e"
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.35"
@@ -545,6 +551,12 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "env_home"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7f84e12ccf0a7ddc17a6c41c93326024c42920d7ee630d04950e6926645c0fe"
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -1302,6 +1314,7 @@ dependencies = [
  "tracing",
  "tracing-subscriber",
  "tray-icon",
+ "which",
  "windows-sys 0.59.0",
 ]
 
@@ -3246,6 +3259,18 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a28ac98ddc8b9274cb41bb4d9d4d5c425b6020c50c46f25559911905610b4a88"
 
+[[package]]
+name = "which"
+version = "7.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d643ce3fd3e5b54854602a080f34fb10ab75e0b813ee32d00ca2b44fa74762"
+dependencies = [
+ "either",
+ "env_home",
+ "rustix",
+ "winsafe",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -3510,6 +3535,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winsafe"
+version = "0.0.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d135d17ab770252ad95e9a872d365cf3090e3be864a34ab46f48555993efc904"
+
 [[package]]
 name = "wit-bindgen"
 version = "0.57.1"
diff --git a/Cargo.toml b/Cargo.toml
index 5926025..c1e8ae1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -57,6 +57,8 @@ image = { version = "0.25", default-features = false, features = ["png"] }
 arboard = "3"
 # System tray
 tray-icon = "0.19"
+# Find executables in PATH (NSSM discovery)
+which = "7"
 # Windows API (pour titre fenêtre active)
 windows-sys = { version = "0.59", features = [
     "Win32_UI_WindowsAndMessaging",
diff --git a/src/frontend/changelog.html b/src/frontend/changelog.html
index c7997e3..89924e9 100644
--- a/src/frontend/changelog.html
+++ b/src/frontend/changelog.html
@@ -3,7 +3,7 @@
 <head>
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
-<title>Changelog — imagod-web v0.2.0+build.29-9cabfb5-dirty</title>
+<title>Changelog — imagod-web v0.2.0+build.30-ce93740-dirty</title>
 <link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🖼️</text></svg>">
 <style>
 * { margin:0; padding:0; box-sizing:border-box; }
@@ -37,7 +37,7 @@ footer { text-align:center; color:#484f58; font-size:0.8rem; padding:2rem; }
 </head>
 <body>
 <header>
-  <h1>📋 imagod-web <span class="version-badge">v0.2.0+build.29-9cabfb5-dirty</span></h1>
+  <h1>📋 imagod-web <span class="version-badge">v0.2.0+build.30-ce93740-dirty</span></h1>
   <nav>
     <a href="/">🖼️ Galerie</a>
     <a href="/changelog" class="active">📋 Changelog</a>
@@ -107,6 +107,6 @@ footer { text-align:center; color:#484f58; font-size:0.8rem; padding:2rem; }
 <h2>Légende des tags</h2>
 
 </main>
-<footer>imagod-web v0.2.0+build.29-9cabfb5-dirty — <a href="https://git.dracodev.net/Projets/imagod-web">Gitea</a></footer>
+<footer>imagod-web v0.2.0+build.30-ce93740-dirty — <a href="https://git.dracodev.net/Projets/imagod-web">Gitea</a></footer>
 </body>
 </html>
diff --git a/src/frontend/help.html b/src/frontend/help.html
index 295d9b1..fb83d5c 100644
--- a/src/frontend/help.html
+++ b/src/frontend/help.html
@@ -3,7 +3,7 @@
 <head>
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
-<title>Aide & Roadmap — imagod-web v0.2.0+build.29-9cabfb5-dirty</title>
+<title>Aide & Roadmap — imagod-web v0.2.0+build.30-ce93740-dirty</title>
 <link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🖼️</text></svg>">
 <style>
 * { margin:0; padding:0; box-sizing:border-box; }
@@ -37,7 +37,7 @@ footer { text-align:center; color:#484f58; font-size:0.8rem; padding:2rem; }
 </head>
 <body>
 <header>
-  <h1>❓ imagod-web <span class="version-badge">v0.2.0+build.29-9cabfb5-dirty</span></h1>
+  <h1>❓ imagod-web <span class="version-badge">v0.2.0+build.30-ce93740-dirty</span></h1>
   <nav>
     <a href="/">🖼️ Galerie</a>
     <a href="/changelog">📋 Changelog</a>
@@ -169,6 +169,6 @@ footer { text-align:center; color:#484f58; font-size:0.8rem; padding:2rem; }
 <p>5. <strong>Corriger le backend Imago</strong> (thumbnails, upload, stockage)</p>
 
 </main>
-<footer>imagod-web v0.2.0+build.29-9cabfb5-dirty — <a href="https://git.dracodev.net/Projets/imagod-web">Gitea</a></footer>
+<footer>imagod-web v0.2.0+build.30-ce93740-dirty — <a href="https://git.dracodev.net/Projets/imagod-web">Gitea</a></footer>
 </body>
 </html>
diff --git a/src/frontend/index.html b/src/frontend/index.html
index 4f84432..4d856d8 100644
--- a/src/frontend/index.html
+++ b/src/frontend/index.html
@@ -465,7 +465,7 @@
         <button class="btn" id="clear-btn" style="display:none">✕</button>
     </div>
     <button class="btn accent" id="header-upload-btn" onclick="document.getElementById('drop-zone').scrollIntoView({behavior:'smooth'}); document.getElementById('file-input').click()">📤 Upload</button>
-    <span class="version-badge" id="version-badge">v0.2.0+build.29-9cabfb5-dirty</span>
+    <span class="version-badge" id="version-badge">v0.2.0+build.30-ce93740-dirty</span>
 </div>
 
 <!-- ─── Navigation ─── -->
diff --git a/src/service.rs b/src/service.rs
index be0b143..0d28cd3 100644
--- a/src/service.rs
+++ b/src/service.rs
@@ -1,12 +1,114 @@
-//! Service Windows — Installation via NSSM (stub)
-//! Phase 10: Code NSSM complet activé sur build Windows natif.
+//! Service Windows — Installation via NSSM
+//!
+//! `install` : crée un service Windows qui lance `imagod-web serve`
+//! `uninstall` : arrête et supprime le service
+//!
+//! NSSM doit être présent dans le même dossier que imagod-web.exe
+//! ou dans le PATH. Téléchargeable sur https://nssm.cc/download
+
+use std::path::PathBuf;
+use std::process::{Command, Stdio};
+
+/// Trouve l'exécutable NSSM
+fn find_nssm() -> Option<PathBuf> {
+    // 1. À côté de l'exécutable imagod-web.exe
+    if let Ok(exe) = std::env::current_exe() {
+        let nssm_next = exe.with_file_name("nssm.exe");
+        if nssm_next.exists() {
+            return Some(nssm_next);
+        }
+    }
+    // 2. Dans le PATH
+    which::which("nssm").ok()
+}
+
+/// Retourne le chemin de l'exécutable imagod-web
+fn own_exe_path() -> anyhow::Result<String> {
+    Ok(std::env::current_exe()?
+        .to_string_lossy()
+        .to_string())
+}
 
 pub fn install() -> anyhow::Result<()> {
     if !cfg!(windows) {
-        anyhow::bail!("L'installation en service est disponible uniquement sous Windows.\nCompilation Windows: cargo build --release --target x86_64-pc-windows-gnu");
+        anyhow::bail!("L'installation en service est disponible uniquement sous Windows");
     }
-    println!("Installation du service Windows imagod-web...");
-    println!("(Build Windows natif requis pour l'installation NSSM automatique)");
+
+    let nssm = find_nssm().ok_or_else(|| {
+        anyhow::anyhow!(
+            "NSSM introuvable.\n\n\
+             Pour installer le service Windows, téléchargez NSSM :\n  \
+             https://nssm.cc/download\n\n\
+             Puis placez nssm.exe dans le même dossier que imagod-web.exe,\n\
+             ou ajoutez-le à votre PATH.\n\n\
+             Alternative manuelle :\n  \
+             nssm install imagod-web \"C:\\chemin\\vers\\imagod-web.exe\" serve"
+        )
+    })?;
+
+    let exe_path = own_exe_path()?;
+    let service_name = "imagod-web";
+
+    println!("🔧 Installation du service Windows '{}'...", service_name);
+    println!("   Binaire  : {}", exe_path);
+    println!("   NSSM     : {}", nssm.display());
+
+    // Arrêter le service s'il tourne déjà
+    let _ = Command::new(&nssm)
+        .args(["stop", service_name])
+        .stdout(Stdio::null())
+        .stderr(Stdio::null())
+        .status();
+
+    // Installer le service
+    let install_status = Command::new(&nssm)
+        .args(["install", service_name, &exe_path])
+        .status()?;
+
+    if !install_status.success() {
+        anyhow::bail!("Échec de l'installation du service avec NSSM");
+    }
+
+    // Configurer le service
+    let settings = [
+        // Commande : "serve" (watcher + dashboard)
+        (["set", service_name, "AppParameters", "serve"], "Paramètres de l'application"),
+        // Démarrage automatique
+        (["set", service_name, "Start", "SERVICE_AUTO_START"], "Type de démarrage"),
+        // Redémarrage automatique en cas d'erreur
+        (["set", service_name, "AppExit", "Default", "Restart"], "Redémarrage auto"),
+        // Nom affiché
+        (["set", service_name, "DisplayName", "Imago Dashboard + Watcher"], "Nom affiché"),
+        // Description
+        (["set", service_name, "Description", "Dashboard web Imago + surveillance du presse-papier"], "Description"),
+    ];
+
+    for (args, label) in &settings {
+        let status = Command::new(&nssm).args(args).status()?;
+        if !status.success() {
+            println!("⚠️  Attention : échec configuration '{}'", label);
+        }
+    }
+
+    // Démarrer le service
+    println!("🚀 Démarrage du service...");
+    let start_status = Command::new(&nssm)
+        .args(["start", service_name])
+        .status()?;
+
+    if start_status.success() {
+        println!("✅ Service '{}' installé et démarré !", service_name);
+        println!("   Dashboard : http://127.0.0.1:9199");
+        println!("\n   Commandes utiles :");
+        println!("   nssm status imagod-web    — Voir l'état");
+        println!("   nssm restart imagod-web   — Redémarrer");
+        println!("   nssm stop imagod-web      — Arrêter");
+        println!("   imagod-web uninstall       — Désinstaller");
+    } else {
+        println!("⚠️  Service installé mais le démarrage a échoué.");
+        println!("   Vérifiez avec : nssm status imagod-web");
+    }
+
     Ok(())
 }
 
@@ -14,6 +116,33 @@ pub fn uninstall() -> anyhow::Result<()> {
     if !cfg!(windows) {
         anyhow::bail!("Désinstallation disponible uniquement sous Windows");
     }
-    println!("Désinstallation du service...");
+
+    let nssm = find_nssm().ok_or_else(|| {
+        anyhow::anyhow!(
+            "NSSM introuvable.\n\
+             Désinstallation manuelle : nssm remove imagod-web confirm"
+        )
+    })?;
+
+    let service_name = "imagod-web";
+
+    println!("🛑 Arrêt du service '{}'...", service_name);
+    let _ = Command::new(&nssm)
+        .args(["stop", service_name])
+        .stdout(Stdio::null())
+        .stderr(Stdio::null())
+        .status();
+
+    println!("🗑️  Suppression du service...");
+    let status = Command::new(&nssm)
+        .args(["remove", service_name, "confirm"])
+        .status()?;
+
+    if status.success() {
+        println!("✅ Service '{}' désinstallé.", service_name);
+    } else {
+        anyhow::bail!("Échec de la désinstallation. Essayez manuellement : nssm remove imagod-web confirm");
+    }
+
     Ok(())
 }