diff --git a/desktop/src/features/workflows/ui/WorkflowCard.tsx b/desktop/src/features/workflows/ui/WorkflowCard.tsx
index d62def974..67c3d9979 100644
--- a/desktop/src/features/workflows/ui/WorkflowCard.tsx
+++ b/desktop/src/features/workflows/ui/WorkflowCard.tsx
@@ -11,6 +11,8 @@ import {
   MoreHorizontal,
   Pencil,
   Play,
+  Power,
+  PowerOff,
   Send,
   SmilePlus,
   Timer,
@@ -31,12 +33,14 @@ import {
   DropdownMenu,
   DropdownMenuContent,
   DropdownMenuItem,
+  DropdownMenuSeparator,
   DropdownMenuTrigger,
 } from "@/shared/ui/dropdown-menu";
 import {
   getWorkflowCardLabel,
   getWorkflowDescription,
   getWorkflowDisplayStatus,
+  getWorkflowEnabled,
   getWorkflowPrimaryAction,
   getWorkflowPrimaryActionChannel,
   getWorkflowPrimaryActionEmoji,
@@ -50,7 +54,9 @@ type WorkflowCardProps = {
   workflow: Workflow;
   channelName?: string;
   isActive?: boolean;
+  isTogglingEnabled?: boolean;
   onTrigger: (workflowId: string) => void;
+  onToggleEnabled: (workflow: Workflow) => void;
   onEdit: (workflow: Workflow) => void;
   onDuplicate: (workflow: Workflow) => void;
   onDelete: (workflow: Workflow) => void;
@@ -182,12 +188,15 @@ export function WorkflowCard({
   workflow,
   channelName,
   isActive = false,
+  isTogglingEnabled = false,
   onTrigger,
+  onToggleEnabled,
   onEdit,
   onDuplicate,
   onDelete,
 }: WorkflowCardProps) {
   const customEmoji = useCustomEmoji();
+  const isEnabled = getWorkflowEnabled(workflow.definition);
   const displayStatus = getWorkflowDisplayStatus(workflow);
   const description = getWorkflowDescription(workflow.definition);
   const configuredTrigger = getWorkflowTriggerConfig(workflow.definition);
@@ -321,6 +330,18 @@ export function WorkflowCard({
                   <Copy className="mr-2 h-4 w-4" />
                   Duplicate
                 </DropdownMenuItem>
+                <DropdownMenuItem
+                  disabled={isTogglingEnabled}
+                  onClick={() => onToggleEnabled(workflow)}
+                >
+                  {isEnabled ? (
+                    <PowerOff className="mr-2 h-4 w-4" />
+                  ) : (
+                    <Power className="mr-2 h-4 w-4" />
+                  )}
+                  {isEnabled ? "Disable" : "Enable"}
+                </DropdownMenuItem>
+                <DropdownMenuSeparator />
                 <DropdownMenuItem
                   className="text-destructive"
                   onClick={() => onDelete(workflow)}
diff --git a/desktop/src/features/workflows/ui/WorkflowsView.tsx b/desktop/src/features/workflows/ui/WorkflowsView.tsx
index f05c91429..1ae3847d7 100644
--- a/desktop/src/features/workflows/ui/WorkflowsView.tsx
+++ b/desktop/src/features/workflows/ui/WorkflowsView.tsx
@@ -1,6 +1,7 @@
 import { Plus, RefreshCw, Zap } from "lucide-react";
 import * as React from "react";
 import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
+import { stringify as yamlStringify } from "yaml";
 
 import {
   allWorkflowsQueryKey,
@@ -10,11 +11,16 @@ import { WorkflowCard } from "@/features/workflows/ui/WorkflowCard";
 import { WorkflowDeleteDialog } from "@/features/workflows/ui/WorkflowDeleteDialog";
 import { WorkflowDetailPanel } from "@/features/workflows/ui/WorkflowDetailPanel";
 import { WorkflowDialog } from "@/features/workflows/ui/WorkflowDialog";
+import {
+  getWorkflowEnabled,
+  withWorkflowEnabled,
+} from "@/features/workflows/ui/workflowDefinition";
 import type { Channel, Workflow } from "@/shared/api/types";
 import {
   deleteWorkflow,
   getChannelsWorkflows,
   triggerWorkflow,
+  updateWorkflow,
 } from "@/shared/api/tauriWorkflows";
 import { Button } from "@/shared/ui/button";
 import { Skeleton } from "@/shared/ui/skeleton";
@@ -126,6 +132,26 @@ export function WorkflowsView({
     },
   });
 
+  const toggleEnabledMutation = useMutation({
+    mutationFn: (workflow: Workflow) =>
+      updateWorkflow(
+        workflow.id,
+        yamlStringify(
+          withWorkflowEnabled(
+            workflow.definition,
+            !getWorkflowEnabled(workflow.definition),
+          ),
+        ),
+      ),
+    onSuccess: () => {
+      void queryClient.invalidateQueries({
+        predicate: (query) =>
+          query.queryKey[0] === "workflows" ||
+          query.queryKey[0] === "workflows-all",
+      });
+    },
+  });
+
   const triggerOne = triggerMutation.mutate;
   const handleTrigger = React.useCallback(
     (workflowId: string) => triggerOne(workflowId),
@@ -156,6 +182,12 @@ export function WorkflowsView({
     [],
   );
 
+  const toggleEnabled = toggleEnabledMutation.mutate;
+  const handleToggleEnabled = React.useCallback(
+    (workflow: Workflow) => toggleEnabled(workflow),
+    [toggleEnabled],
+  );
+
   const handleDialogOpenChange = React.useCallback((open: boolean) => {
     if (!open) {
       setDialogState({ mode: "closed" });
@@ -235,10 +267,15 @@ export function WorkflowsView({
               <WorkflowCard
                 channelName={channelName}
                 isActive={selectedWorkflowId === workflow.id}
+                isTogglingEnabled={
+                  toggleEnabledMutation.isPending &&
+                  toggleEnabledMutation.variables?.id === workflow.id
+                }
                 key={workflow.id}
                 onDelete={handleDelete}
                 onDuplicate={handleDuplicate}
                 onEdit={handleEdit}
+                onToggleEnabled={handleToggleEnabled}
                 onTrigger={handleTrigger}
                 workflow={workflow}
               />
diff --git a/desktop/src/features/workflows/ui/workflowDefinition.test.mjs b/desktop/src/features/workflows/ui/workflowDefinition.test.mjs
index ffe3e01bd..ad3777e9d 100644
--- a/desktop/src/features/workflows/ui/workflowDefinition.test.mjs
+++ b/desktop/src/features/workflows/ui/workflowDefinition.test.mjs
@@ -4,6 +4,7 @@ import test from "node:test";
 import {
   getWorkflowCardLabel,
   getWorkflowPrimaryActionEmoji,
+  withWorkflowEnabled,
 } from "./workflowDefinition.ts";
 
 test("builds a plain-language workflow card label", () => {
@@ -111,6 +112,23 @@ test("returns the primary add-reaction emoji for rich card rendering", () => {
   );
 });
 
+test("toggles workflow enabled state without mutating its definition", () => {
+  const definition = {
+    name: "deploy",
+    enabled: false,
+    trigger: { on: "message_posted" },
+    future_field: { keep: true },
+  };
+
+  assert.deepEqual(withWorkflowEnabled(definition, true), {
+    name: "deploy",
+    trigger: { on: "message_posted" },
+    future_field: { keep: true },
+  });
+  assert.deepEqual(withWorkflowEnabled(definition, false), definition);
+  assert.equal(definition.enabled, false);
+});
+
 test("summarizes common and custom schedules", () => {
   assert.equal(
     getWorkflowCardLabel({
diff --git a/desktop/src/features/workflows/ui/workflowDefinition.ts b/desktop/src/features/workflows/ui/workflowDefinition.ts
index ee3799bff..db3dfe120 100644
--- a/desktop/src/features/workflows/ui/workflowDefinition.ts
+++ b/desktop/src/features/workflows/ui/workflowDefinition.ts
@@ -362,6 +362,19 @@ export function getWorkflowEnabled(
   return definition.enabled !== false;
 }
 
+export function withWorkflowEnabled(
+  definition: Record<string, unknown>,
+  enabled: boolean,
+): Record<string, unknown> {
+  const updated = { ...definition };
+  if (enabled) {
+    delete updated.enabled;
+  } else {
+    updated.enabled = false;
+  }
+  return updated;
+}
+
 export function getWorkflowDisplayStatus(
   workflow: Workflow,
 ): Workflow["status"] | "disabled" {
diff --git a/desktop/tests/e2e/workflows.spec.ts b/desktop/tests/e2e/workflows.spec.ts
index d83b53f04..1218c837f 100644
--- a/desktop/tests/e2e/workflows.spec.ts
+++ b/desktop/tests/e2e/workflows.spec.ts
@@ -922,6 +922,27 @@ test("captures disabled diff workflows in the list UI", async ({ page }) => {
   await expect(card).toContainText("disabled");
 });
 
+test("enables and disables a workflow from its card menu", async ({ page }) => {
+  const workflowName = `toggle_workflow_${Date.now()}`;
+
+  await navigateToWorkflows(page);
+  await createWorkflow(page, workflowName);
+
+  const card = page
+    .locator('[data-testid^="workflow-card-"]')
+    .filter({ hasText: workflowName })
+    .first();
+  const actions = card.getByRole("button", { name: "Workflow actions" });
+
+  await actions.click();
+  await page.getByRole("menuitem", { name: "Disable" }).click();
+  await expect(card.getByText("disabled", { exact: true })).toBeVisible();
+
+  await actions.click();
+  await page.getByRole("menuitem", { name: "Enable" }).click();
+  await expect(card.getByText("active", { exact: true })).toBeVisible();
+});
+
 test("shows the webhook secret dialog after saving a webhook workflow", async ({
   page,
 }) => {