diff --git a/web-client/src/main.jsx b/web-client/src/main.jsx
index f91466f..778fd28 100644
--- a/web-client/src/main.jsx
+++ b/web-client/src/main.jsx
@@ -196,6 +196,8 @@ function App() {
   const agentCommand = latestAgentPackage?.installCommand || installCommand;
   const clientOs = useMemo(() => detectClientOs(), []);
   const isClientLinux = clientOs === 'linux';
+  const isClientWindows = clientOs === 'windows';
+  const canShowAgentCommand = isClientLinux || isClientWindows;
   const clientOsLabel = getClientOsLabel(clientOs);
 
   const installedByAppId = useMemo(() => {
@@ -288,7 +290,9 @@ function App() {
       setInstalledApps([]);
       setAgentStatus({
         state: 'warning',
-        message: `Current client is ${clientOsLabel}. Web Client only supports Linux.`
+        message: isClientWindows
+          ? 'Windows detected. Copy the Agent command and run it in Ubuntu SSH.'
+          : `Current client is ${clientOsLabel}. Web Client only supports Linux.`
       });
       return false;
     }
@@ -313,7 +317,7 @@ function App() {
       setAgentStatus({ state: 'danger', message: getErrorMessage(error) });
       return false;
     }
-  }, [agentBaseUrl, clientOsLabel, isClientLinux]);
+  }, [agentBaseUrl, clientOsLabel, isClientLinux, isClientWindows]);
 
   const refreshAll = useCallback(async () => {
     await Promise.all([refreshPackage(), refreshAgent()]);
@@ -497,7 +501,7 @@ function App() {
   }, [draftSettings, notify]);
 
   const copyInstallCommand = useCallback(async () => {
-    if (!isClientLinux) {
+    if (!canShowAgentCommand) {
       notify('warning', 'Lệnh cài Agent chỉ hiển thị trên máy Linux.');
       return;
     }
@@ -519,7 +523,7 @@ function App() {
     } catch {
       notify('warning', 'Không thể copy tự động trong browser này');
     }
-  }, [agentCommand, agentNeedsUpdate, isClientLinux, notify]);
+  }, [agentCommand, agentNeedsUpdate, canShowAgentCommand, notify]);
 
   useEffect(() => {
     refreshAll();
@@ -603,8 +607,8 @@ function App() {
           <div className="nav-label">Runtime</div>
           <StatusBox
             icon={agentHealth ? PlugZap : WifiOff}
-            title={!isClientLinux ? 'Linux client required' : (agentNeedsUpdate ? 'Agent update available' : (agentHealth ? 'Agent online' : 'Agent offline'))}
-            detail={!isClientLinux ? `${clientOsLabel} detected` : (agentHealth ? `${agentHealth.hostname || 'localhost'} · ${agentHealth.agentVersion || '-'}${agentNeedsUpdate ? ` -> ${latestAgentPackage.version}` : ''}` : '127.0.0.1:5010')}
+            title={!isClientLinux ? (isClientWindows ? 'SSH install mode' : 'Linux client required') : (agentNeedsUpdate ? 'Agent update available' : (agentHealth ? 'Agent online' : 'Agent offline'))}
+            detail={!isClientLinux ? (isClientWindows ? 'Windows detected · run command on Ubuntu SSH' : `${clientOsLabel} detected`) : (agentHealth ? `${agentHealth.hostname || 'localhost'} · ${agentHealth.agentVersion || '-'}${agentNeedsUpdate ? ` -> ${latestAgentPackage.version}` : ''}` : '127.0.0.1:5010')}
             tone={!isClientLinux ? 'warning' : (agentNeedsUpdate ? 'warning' : (agentHealth ? 'success' : 'danger'))}
           />
           <StatusBox
@@ -636,7 +640,7 @@ function App() {
         <header className="topbar">
           <div className="topbar-title">
             <span>robot.installer</span>
-            <strong>{!isClientLinux ? 'Linux client required' : (agentHealth ? 'Ready for install' : 'Waiting for Agent')}</strong>
+            <strong>{!isClientLinux ? (isClientWindows ? 'Copy command for Ubuntu SSH' : 'Linux client required') : (agentHealth ? 'Ready for install' : 'Waiting for Agent')}</strong>
           </div>
           <div className="topbar-actions">
             <a className="icon-button" href={joinUrl(packageBaseUrl, '/api/apps')} target="_blank" rel="noreferrer" title="Open package API">
@@ -655,16 +659,18 @@ function App() {
               <h1>Application catalog</h1>
               <p>Released apps từ package server và trạng thái cài đặt trên máy local.</p>
             </div>
-            {isClientLinux && (
+            {canShowAgentCommand && (
               <div className="page-actions">
                 <button className="btn btn-secondary" type="button" onClick={copyInstallCommand}>
                   <Clipboard size={15} aria-hidden="true" />
                   {agentNeedsUpdate ? 'Copy Agent update' : 'Copy Agent command'}
                 </button>
-                <a className="btn btn-primary" href={joinUrl(packageBaseUrl, '/install-agent.sh')} target="_blank" rel="noreferrer">
-                  <Download size={15} aria-hidden="true" />
-                  {agentNeedsUpdate ? 'update-agent.sh' : 'install-agent.sh'}
-                </a>
+                {isClientLinux && (
+                  <a className="btn btn-primary" href={joinUrl(packageBaseUrl, '/install-agent.sh')} target="_blank" rel="noreferrer">
+                    <Download size={15} aria-hidden="true" />
+                    {agentNeedsUpdate ? 'update-agent.sh' : 'install-agent.sh'}
+                  </a>
+                )}
               </div>
             )}
           </div>
@@ -677,7 +683,13 @@ function App() {
           </div>
 
           {!isClientLinux && (
-            <ClientOsNotice osLabel={clientOsLabel} />
+            <ClientOsNotice
+              agentCommand={agentCommand}
+              canShowCommand={canShowAgentCommand}
+              isWindows={isClientWindows}
+              onCopyCommand={copyInstallCommand}
+              osLabel={clientOsLabel}
+            />
           )}
 
           {isClientLinux && !agentHealth && (
@@ -990,16 +1002,25 @@ function MetricCard({ label, value, note, tone }) {
   );
 }
 
-function ClientOsNotice({ osLabel }) {
+function ClientOsNotice({ agentCommand, canShowCommand, isWindows, onCopyCommand, osLabel }) {
   return (
-    <div className="offline-banner client-os-banner">
+    <div className={`offline-banner client-os-banner ${canShowCommand ? 'command-visible' : ''}`}>
       <AlertCircle size={19} aria-hidden="true" />
       <div>
-        <strong>Web Client chỉ hỗ trợ máy Linux</strong>
+        <strong>{isWindows ? 'Cài Agent qua Ubuntu SSH' : 'Web Client chỉ hỗ trợ máy Linux'}</strong>
         <p>
-          Máy hiện tại được nhận diện là {osLabel}. Lệnh cài Agent và các thao tác cài đặt đã được ẩn.
+          {isWindows
+            ? 'Máy hiện tại là Windows. Hãy SSH vào Ubuntu server rồi chạy lệnh bên dưới trong terminal Ubuntu.'
+            : `Máy hiện tại được nhận diện là ${osLabel}. Lệnh cài Agent và các thao tác cài đặt đã được ẩn.`}
         </p>
+        {canShowCommand && <code>{agentCommand}</code>}
       </div>
+      {canShowCommand && (
+        <button className="btn btn-secondary" type="button" onClick={onCopyCommand}>
+          <Clipboard size={15} aria-hidden="true" />
+          Copy
+        </button>
+      )}
     </div>
   );
 }
diff --git a/web-client/src/styles.css b/web-client/src/styles.css
index 2c24fb6..39b73b7 100644
--- a/web-client/src/styles.css
+++ b/web-client/src/styles.css
@@ -551,6 +551,10 @@ code {
   grid-template-columns: auto minmax(0, 1fr);
 }
 
+.client-os-banner.command-visible {
+  grid-template-columns: auto minmax(0, 1fr) auto;
+}
+
 .offline-banner strong {
   color: #111827;
   display: block;