diff --git a/packages/app/e2e/browser/plugin-sidebar-items.spec.ts b/packages/app/e2e/browser/plugin-sidebar-items.spec.ts
index 900fb42db9..ee2057dddc 100644
--- a/packages/app/e2e/browser/plugin-sidebar-items.spec.ts
+++ b/packages/app/e2e/browser/plugin-sidebar-items.spec.ts
@@ -241,6 +241,32 @@ test.describe("Plugin sidebar items", () => {
     });
   });
 
+  test("a plugin screen toggles the sidebar on a wide layout", async ({ page }) => {
+    await page.setViewportSize(WIDE);
+    await gotoWorkspace(page, workspaceId);
+    const row = headerRow(page, SHOWCASE_PLUGIN_ID, "deploys");
+    await expect(row).toBeVisible({ timeout: 30_000 });
+
+    await row.click();
+    await expect(page.getByText("Deploys screen body", { exact: true })).toBeVisible();
+    await visibleTestId(page, "menu-button").click();
+    await expect(row).not.toBeVisible();
+    await visibleTestId(page, "menu-button").click();
+    await expect(row).toBeVisible();
+    await closeScreen(page);
+
+    // With the sidebar closed elsewhere, the screen's own toggle is the way back to it.
+    await visibleTestId(page, "menu-button").click();
+    await expect(row).not.toBeVisible();
+    await page.keyboard.press("Control+k");
+    const panel = page.getByTestId("command-center-panel");
+    await panel.getByTestId("command-center-input").fill("Open deploys");
+    await panel.getByRole("button", { name: "Open deploys", exact: true }).click();
+    await expect(page.getByText("Deploys screen body", { exact: true })).toBeVisible();
+    await visibleTestId(page, "menu-button").click();
+    await expect(row).toBeVisible();
+  });
+
   test("a header row's shortcut hint presses the row", async ({ page }) => {
     await page.setViewportSize(WIDE);
     await gotoWorkspace(page, workspaceId);
diff --git a/packages/app/src/plugins/surface-screen.tsx b/packages/app/src/plugins/surface-screen.tsx
index 378965cd8f..8c6e42ca59 100644
--- a/packages/app/src/plugins/surface-screen.tsx
+++ b/packages/app/src/plugins/surface-screen.tsx
@@ -8,6 +8,7 @@ import { StyleSheet, withUnistyles } from "react-native-unistyles";
 import { HeaderIconBadge } from "@/components/headers/header-icon-badge";
 import { HeaderToggleButton } from "@/components/headers/header-toggle-button";
 import { CompactHeader } from "@/components/headers/compact-header";
+import { SidebarMenuToggle } from "@/components/headers/sidebar-menu-toggle";
 import { ScreenHeader } from "@/components/headers/screen-header";
 import { ScreenTitle } from "@/components/headers/screen-title";
 import { HostFilter } from "@/components/hosts/host-filter";
@@ -172,6 +173,7 @@ export function PluginSurfaceScreen() {
   const headerLeft = useMemo(
     () => (
       <>
+        <SidebarMenuToggle />
         {Icon ? (
           <HeaderIconBadge>
             <ThemedPluginHeaderIcon Icon={Icon} uniProps={mutedColorMapping} />