diff --git a/protobufs b/protobufs
index 6e30bbb48..eade2c6be 160000
--- a/protobufs
+++ b/protobufs
@@ -1 +1 @@
-Subproject commit 6e30bbb482c97a7de6efee168fb121c5af7b261b
+Subproject commit eade2c6befb65a9c46c5d28ae1e8e24c37a1a3d0
diff --git a/src/detect/ScanI2CTwoWire.cpp b/src/detect/ScanI2CTwoWire.cpp
index 3bd8fa93d..98e91bade 100644
--- a/src/detect/ScanI2CTwoWire.cpp
+++ b/src/detect/ScanI2CTwoWire.cpp
@@ -271,9 +271,14 @@ void ScanI2CTwoWire::scanPort(I2CPort port)
                 }
                 break;
             case INA3221_ADDR:
-                LOG_INFO("INA3221 sensor found at address 0x%x\n", (uint8_t)addr.address);
-                type = INA3221;
-                break;
+                registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0xFE), 2);
+                LOG_DEBUG("Register MFG_UID: 0x%x\n", registerValue);
+                if (registerValue == 0x5449) {
+                    LOG_INFO("INA3221 sensor found at address 0x%x\n", (uint8_t)addr.address);
+                    type = INA3221;
+                } else { // Unknown device
+                    LOG_INFO("No INA3221 found at address 0x%x\n", (uint8_t)addr.address);
+                }
             case MCP9808_ADDR:
                 registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0x07), 2);
                 if (registerValue == 0x0400) {
diff --git a/src/mesh/generated/meshtastic/config.pb.h b/src/mesh/generated/meshtastic/config.pb.h
index 105380044..0830ed851 100644
--- a/src/mesh/generated/meshtastic/config.pb.h
+++ b/src/mesh/generated/meshtastic/config.pb.h
@@ -283,8 +283,8 @@ typedef struct _meshtastic_Config_DeviceConfig {
     bool disable_triple_click;
     /* POSIX Timezone definition string from https://github.com/nayarsystems/posix_tz_db/blob/master/zones.csv. */
     char tzdef[65];
-    /* If true, inhibit blinking LED at LED_PIN regularly */
-    bool status_led_off;
+    /* If true, disable the default blinking LED (LED_PIN) behavior on the device */
+    bool led_heartbeat_disabled;
 } meshtastic_Config_DeviceConfig;
 
 /* Position Config */
@@ -612,7 +612,7 @@ extern "C" {
 #define meshtastic_Config_DeviceConfig_is_managed_tag 9
 #define meshtastic_Config_DeviceConfig_disable_triple_click_tag 10
 #define meshtastic_Config_DeviceConfig_tzdef_tag 11
-#define meshtastic_Config_DeviceConfig_status_led_off_tag 12
+#define meshtastic_Config_DeviceConfig_led_heartbeat_disabled_tag 12
 #define meshtastic_Config_PositionConfig_position_broadcast_secs_tag 1
 #define meshtastic_Config_PositionConfig_position_broadcast_smart_enabled_tag 2
 #define meshtastic_Config_PositionConfig_fixed_position_tag 3
@@ -714,7 +714,7 @@ X(a, STATIC,   SINGULAR, BOOL,     double_tap_as_button_press,   8) \
 X(a, STATIC,   SINGULAR, BOOL,     is_managed,        9) \
 X(a, STATIC,   SINGULAR, BOOL,     disable_triple_click,  10) \
 X(a, STATIC,   SINGULAR, STRING,   tzdef,            11) \
-X(a, STATIC,   SINGULAR, BOOL,     status_led_off,   12)
+X(a, STATIC,   SINGULAR, BOOL,     led_heartbeat_disabled,  12)
 #define meshtastic_Config_DeviceConfig_CALLBACK NULL
 #define meshtastic_Config_DeviceConfig_DEFAULT NULL