diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..4fc120f
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "buttonhandler.h": "c"
+    }
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index ae5bf7f..bd4cccd 100644
--- a/README.md
+++ b/README.md
@@ -26,4 +26,8 @@
 
 <p align="center">
   <img src="https://mongoose-os.com/images/app1.gif" width="75%">
-</p>
\ No newline at end of file
+</p>
+
+## Functionality
+
+- Button on device: Push toggles the relay. LED is on for about 2 seconds to signal, push button has been recognized.
diff --git a/mos.yml b/mos.yml
index cc2ee86..626d307 100644
--- a/mos.yml
+++ b/mos.yml
@@ -45,9 +45,9 @@ config_schema:
   # - ["http.document_root", "/"]
   # - ["http.hidden_files", "s_*"]
   # - ["http.auth_file", "s_pass"]
-  # - ["wifi.ap.enable", true]
-  # - ["wifi.ap.ssid", "SONOFF_??????"]
-  # - ["wifi.ap.pass", "MySonoff"]
+  - ["wifi.ap.enable", true]
+  - ["wifi.ap.ssid", "SONOFF_??????"]
+  - ["wifi.ap.pass", "MySonoff"]
   - ["wifi.sta.enable", true]
   - ["wifi.sta.ssid", "Pinguin"]
   - ["wifi.sta.pass", "PaulchenAufmKlo34"]
@@ -60,7 +60,7 @@ config_schema:
   
 build_vars:
   # sonoff basic has 1MBytes flash only
-  # FLASH_SIZE: 1048576
+  FLASH_SIZE: 1048576
 
 tags:
   - c
diff --git a/src/main.c b/src/main.c
index 599e875..86e9a71 100644
--- a/src/main.c
+++ b/src/main.c
@@ -11,6 +11,7 @@
 static void buttonPressOne(int pressCount) {
     LOG(LL_DEBUG, ("buttonPressOne called with pressCount=%d", pressCount));
     set_relay(RELAY_TOGGLE);
+    set_led_status(LED_ONCE);
 }
 
 static void buttonPressTwo(int pressCount) {
@@ -21,6 +22,10 @@ static void buttonPressThree(int pressCount) {
     LOG(LL_DEBUG, ("buttonPressThree called with pressCount=%d", pressCount));
 }
 
+static void on_board_led_off_cb(void *arg) {
+    (void) arg;
+    set_led_status(LED_OFF);
+}
 enum mgos_app_init_result mgos_app_init(void) {
     init_led_handler();
     set_led_status(LED_BLINK_FAST);
@@ -30,5 +35,6 @@ enum mgos_app_init_result mgos_app_init(void) {
     add_button_press_callback(3, buttonPressThree);
     init_mqtt_handler();
     LOG(LL_INFO, ("SONOFF app initialized"));
+    mgos_set_timer(5000, 0, on_board_led_off_cb, NULL);
     return MGOS_APP_INIT_SUCCESS;
 }
diff --git a/src/mqttHandler.c b/src/mqttHandler.c
index f1ad9ae..2ac3dba 100644
--- a/src/mqttHandler.c
+++ b/src/mqttHandler.c
@@ -56,7 +56,7 @@ static void pubMqttStatus(char *event) {
         event,
         mgos_get_free_heap_size(),
         relay_is_on() ? "true" : "false");
-    mgos_mqtt_pub(pubTopic, msg, strlen(msg), MG_MQTT_QOS(0));
+    mgos_mqtt_pub(pubTopic, msg, strlen(msg), MG_MQTT_QOS(0), true);
   //mg_mqtt_publish(c, get_cfg()->mqtt.pub, 0, MG_MQTT_QOS(0), msg, n);
     LOG(LL_DEBUG, ("MQTT pub topic=%s -> %s", pubTopic, msg));
 }