fix

src/components/ActionPanel.svelte

@@ -209,6 +209,14 @@
     <p class="secondary">
       ODIAN <strong>{s?.available}</strong> from {site}, into <span class="mono path">{s?.install_dir}</span>.
     </p>
+    <!-- A licensed PC with nothing installed should be running from its checkout against the
+         DHP. When it cannot, say which single thing is in the way - this screen used to give
+         no clue at all, which sent people looking at the install folder every time. -->
+    {#if s?.dhp_blocked}
+      <p class="secondary small">
+        <strong>Dev mode:</strong> a run straight against {site} needs no install, but {s.dhp_blocked}
+      </p>
+    {/if}
     {@render driveLink("Have an ODIAN drive?")}
   {:else if action === "offline_unavailable"}
     {@render primary("Connect to your DHP to install", "globe", () => {}, true)}
@@ -229,6 +237,14 @@
     <p class="secondary">
       {#if checking}
         Checking {site}…
+      {:else if !s?.installed}
+        Nothing is installed here: the client comes from your checkout and runs on
+        <strong>{site}</strong>'s data. You sign in inside ODIAN, not here.
+      {:else if s?.update_required}
+        <!-- Only reachable on a dev run: any other PC would be on the "update" action. -->
+        ODIAN <strong>{s.installed}</strong> is installed, <strong>{s.available}</strong> is on {site}. A dev run starts
+        your checkout, so it does not need it.
+        <button class="btn-link" disabled={blocked} onclick={() => launcher.install()}>Update anyway</button>
       {:else if s?.online}
         ODIAN <strong>{s.installed}</strong> is up to date.
       {:else}