diff --git a/src/lib/parameters/param_translation.cpp b/src/lib/parameters/param_translation.cpp
index 5ec98ef16d..bf526bdfa3 100644
--- a/src/lib/parameters/param_translation.cpp
+++ b/src/lib/parameters/param_translation.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
  *
- *   Copyright (c) 2020, 2021 PX4 Development Team. All rights reserved.
+ *   Copyright (c) 2020-2022 PX4 Development Team. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -266,6 +266,14 @@ bool param_modify_on_import(bson_node_t node)
 			double _param_vt_f_trans_thr = param_find("VT_F_TRANS_THR");
 			node->d = _param_vt_f_trans_thr / node->d;
 			PX4_INFO("copying %s -> %s", "VT_PSHER_RMP_DT", "VT_PSHER_SLEW");
+		}
+	}
+
+	// 2022-11-09: translate LAUN_ALL_ON->LAUN_DETCN_ON
+	{
+		if (strcmp("LAUN_ALL_ON", node->name) == 0) {
+			strcpy(node->name, "LAUN_DETCN_ON");
+			PX4_INFO("copying %s -> %s", "LAUN_ALL_ON", "LAUN_DETCN_ON");
 			return true;
 		}
 	}
diff --git a/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp b/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
index a7386763e9..a80d71abdf 100644
--- a/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
+++ b/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
@@ -1530,7 +1530,7 @@ FixedwingPositionControl::control_auto_takeoff(const hrt_abstime &now, const flo
 
 	} else {
 		/* Perform launch detection */
-		if (!_skipping_takeoff_detection && _param_laun_all_on.get() &&
+		if (!_skipping_takeoff_detection && _param_laun_detcn_on.get() &&
 		    _launchDetector.getLaunchDetected() < launch_detection_status_s::STATE_FLYING) {
 
 			if (_control_mode.flag_armed) {
@@ -1546,7 +1546,7 @@ FixedwingPositionControl::control_auto_takeoff(const hrt_abstime &now, const flo
 		}
 
 		if (!_launch_detected && _launchDetector.getLaunchDetected() > launch_detection_status_s::STATE_WAITING_FOR_LAUNCH
-		    && _param_laun_all_on.get()) {
+		    && _param_laun_detcn_on.get()) {
 			_launch_detected = true;
 			_launch_global_position = global_position;
 			_takeoff_ground_alt = _current_altitude;
@@ -1567,7 +1567,7 @@ FixedwingPositionControl::control_auto_takeoff(const hrt_abstime &now, const flo
 
 		/* Set control values depending on the detection state */
 		if (_launchDetector.getLaunchDetected() > launch_detection_status_s::STATE_WAITING_FOR_LAUNCH
-		    && _param_laun_all_on.get()) {
+		    && _param_laun_detcn_on.get()) {
 			/* Launch has been detected, hence we have to control the plane. */
 
 			if (_param_fw_use_npfg.get()) {
diff --git a/src/modules/fw_pos_control_l1/FixedwingPositionControl.hpp b/src/modules/fw_pos_control_l1/FixedwingPositionControl.hpp
index 620a08a53e..a903133b80 100644
--- a/src/modules/fw_pos_control_l1/FixedwingPositionControl.hpp
+++ b/src/modules/fw_pos_control_l1/FixedwingPositionControl.hpp
@@ -878,7 +878,7 @@ private:
 		(ParamFloat<px4::params::FW_TKO_AIRSPD>) _param_fw_tko_airspd,
 
 		(ParamFloat<px4::params::RWTO_PSP>) _param_rwto_psp,
-		(ParamBool<px4::params::LAUN_ALL_ON>) _param_laun_all_on
+		(ParamBool<px4::params::LAUN_DETCN_ON>) _param_laun_detcn_on
 	)
 
 };
diff --git a/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c b/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c
index 8a890ebe1e..a588652fdb 100644
--- a/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c
+++ b/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c
@@ -1120,9 +1120,13 @@ PARAM_DEFINE_INT32(FW_LND_ABORT, 3);
 PARAM_DEFINE_FLOAT(FW_WIND_ARSP_SC, 0.f);
 
 /**
- * Launch detection
+ * FW Launch detection
+ *
+ * Enables automatic launch detection based on measured acceleration. Use for hand- or catapult-launched vehicles.
+ * Only available for fixed-wing vehicles.
+ * Not compatible with runway takeoff.
  *
  * @boolean
  * @group FW Launch detection
  */
-PARAM_DEFINE_INT32(LAUN_ALL_ON, 0);
+PARAM_DEFINE_INT32(LAUN_DETCN_ON, 0);