diff --git a/app/composables/useInstances.ts b/app/composables/useInstances.ts
index 68eada5..b986882 100644
--- a/app/composables/useInstances.ts
+++ b/app/composables/useInstances.ts
@@ -99,6 +99,17 @@ export const useInstances = () => {
     return await $fetch(`/api/instances/${id}/status`)
   }
 
+  const resetInstance = async (id: string) => {
+    await $fetch(`/api/instances/${id}/reset`, { method: 'POST' })
+
+    // Update local state
+    const idx = instances.value.findIndex(i => i.id === id)
+    if (idx !== -1) {
+      instances.value[idx].status = 'disconnected'
+      instances.value[idx].qrCode = null
+    }
+  }
+
   // Computed helpers
   const connectedCount = computed(() =>
     instances.value.filter(i => i.status === 'connected').length
@@ -115,6 +126,7 @@ export const useInstances = () => {
     deleteInstance,
     connectInstance,
     disconnectInstance,
+    resetInstance,
     getQRCode,
     requestPairingCode,
     getInstanceStatus,
diff --git a/app/pages/index.vue b/app/pages/index.vue
index b20e22b..950927b 100644
--- a/app/pages/index.vue
+++ b/app/pages/index.vue
@@ -128,6 +128,16 @@
             >
               Ver QR
             </UButton>
+
+            <UButton
+              v-if="instance.status !== 'disconnected'"
+              size="sm"
+              color="neutral"
+              variant="soft"
+              @click="resetInstanceHandler(instance.id)"
+            >
+              Reiniciar
+            </UButton>
           </div>
         </div>
       </div>
@@ -179,7 +189,7 @@ definePageMeta({
   title: 'Dashboard',
 })
 
-const { instances, loading, fetchInstances, createInstance: apiCreateInstance, connectInstance: apiConnect } = useInstances()
+const { instances, loading, fetchInstances, createInstance: apiCreateInstance, connectInstance: apiConnect, resetInstance: apiReset } = useInstances()
 
 const showCreateModal = ref(false)
 const showQRModal = ref(false)
@@ -216,6 +226,12 @@ const createInstance = async () => {
 
 const connectInstance = async (id: string) => {
   await apiConnect(id)
+  // Refresh to get updated status/QR
+  await fetchInstances()
+}
+
+const resetInstanceHandler = async (id: string) => {
+  await apiReset(id)
 }
 
 const showQR = (instance: any) => {
diff --git a/server/api/instances/[id]/reset.post.ts b/server/api/instances/[id]/reset.post.ts
new file mode 100644
index 0000000..c6b570d
--- /dev/null
+++ b/server/api/instances/[id]/reset.post.ts
@@ -0,0 +1,33 @@
+/**
+ * POST /api/instances/[id]/reset
+ * Reset instance connection (disconnect and clear QR)
+ */
+import { query } from '../../../utils/database'
+import { baileysManager } from '../../../services/baileys/manager'
+
+export default defineEventHandler(async (event) => {
+  const username = getHeader(event, 'x-authentik-username')
+  if (!username) {
+    throw createError({ statusCode: 401, message: 'Unauthorized' })
+  }
+
+  const id = getRouterParam(event, 'id')
+  if (!id) {
+    throw createError({ statusCode: 400, message: 'Instance ID required' })
+  }
+
+  // Disconnect if connected
+  try {
+    await baileysManager.disconnect(id)
+  } catch (e) {
+    // Ignore if not connected
+  }
+
+  // Reset in database
+  await query(
+    `UPDATE instances SET status = 'disconnected', qr_code = NULL, pairing_code = NULL WHERE id = $1`,
+    [id]
+  )
+
+  return { success: true, message: 'Instance reset successfully' }
+})