diff --git a/get-started/csi_recv_router/main/app_main.c b/get-started/csi_recv_router/main/app_main.c
index 62a9de0..c5d6f29 100644
--- a/get-started/csi_recv_router/main/app_main.c
+++ b/get-started/csi_recv_router/main/app_main.c
@@ -90,7 +90,7 @@ static int s_send_frequency = CONFIG_SEND_FREQUENCY_DEFAULT;
 static int8_t s_tx_power_dbm = 10;
 static esp_ping_handle_t s_ping_handle = NULL;
 static volatile led_mode_t s_led_mode = LED_OFF;
-static bool s_led_quiet = false;  /* quiet mode: off normally, solid on motion/presence */
+static bool s_led_quiet = true;  /* quiet mode: off normally, solid on motion/presence */
 static volatile int64_t s_last_csi_time = 0;
 static volatile int64_t s_identify_end_time = 0;
 static volatile bool s_ota_in_progress = false;
@@ -2316,7 +2316,7 @@ void app_main()
 
     ESP_LOGI(TAG, "BLE: NimBLE initialized, scan=%s", s_ble_enabled ? "on" : "off");
 
-    s_led_mode = LED_SLOW_BLINK;
+    s_led_mode = s_led_quiet ? LED_OFF : LED_SLOW_BLINK;
 
     udp_socket_init();
     wifi_csi_init();