diff --git a/src/MyMesh.cpp b/src/MyMesh.cpp
index e400bdd..1ff8815 100644
--- a/src/MyMesh.cpp
+++ b/src/MyMesh.cpp
@@ -4559,6 +4559,20 @@ void MyMesh::handleCmdFrame(size_t len) {
     char *np = strchr(sp, ':'); // look for separator char
     if (np) {
       *np++ = 0; // modify 'cmd_frame', replace ':' with null
+      // #256: "ble.rxlog:1" opts THIS session's BLE companion into the full
+      // per-packet RX log (0x88). It is not a sensor setting, so intercept it
+      // before the sensor dispatch below. Coverage/region apps need it because
+      // the transport codes and the full relay path exist only in that frame —
+      // RESP_CODE_CHANNEL_MSG_RECV_V3 carries neither. Off by default and never
+      // persisted, so the #46/#54 fix stands for everyone who does not ask.
+      // Requested by the KiekR author (marcelverdult), who traced it for us.
+#if defined(ESP32) && defined(MULTI_TRANSPORT_COMPANION)
+      if (strcmp(sp, "ble.rxlog") == 0) {
+        MultiTransportCompanionInterface::bleSetRxLogFirehose(np[0] == '1');
+        writeOKFrame();
+        return;
+      }
+#endif
       bool success = sensors.setSettingValue(sp, np);
       if (success) {
         #if ENV_INCLUDE_GPS == 1
diff --git a/src/helpers/esp32/MultiTransportCompanionInterface.cpp b/src/helpers/esp32/MultiTransportCompanionInterface.cpp
index ef9e4ba..d1986f5 100644
--- a/src/helpers/esp32/MultiTransportCompanionInterface.cpp
+++ b/src/helpers/esp32/MultiTransportCompanionInterface.cpp
@@ -11,6 +11,7 @@
 #define PUSH_CODE_LOG_RX_DATA   0x88
 
 bool MultiTransportCompanionInterface::s_ble_rxlog_once = false;
+bool MultiTransportCompanionInterface::s_ble_rxlog_all  = false;   // #256: opt-in, per session
 
 MultiTransportCompanionInterface::MultiTransportCompanionInterface()
   : _tcp_port(0), _ws_port(0), _tcp_started(false), _ws_started(false), _tcp_enabled(true), _isEnabled(false), _broadcast(false), _last_reply_target(REPLY_TARGET_USB), _ota_tcp_suspended(false), _ota_ws_suspended(false), _ota_ws_listen_paused(false)
@@ -548,7 +549,11 @@ size_t MultiTransportCompanionInterface::writeFrameToAll(const uint8_t src[], si
   // blanket skip landed in beta_23 — issue #94), and a few echoes per send are
   // nowhere near the flood that caused #46/#54.
   const bool rxlog    = (len > 0 && src[0] == PUSH_CODE_LOG_RX_DATA);
-  const bool ble_pass = rxlog && s_ble_rxlog_once;
+  // #256: a companion that wants the whole firehose (coverage/region mapping —
+  // region and the full path exist ONLY in this frame) can ask for it per
+  // session with CMD_SET_CUSTOM_VAR "ble.rxlog:1". Default stays off, so the
+  // #46/#54 behaviour above is unchanged for every app that does not opt in.
+  const bool ble_pass = rxlog && (s_ble_rxlog_once || s_ble_rxlog_all);
   if (rxlog) s_ble_rxlog_once = false;                // consume the one-shot either way
   const bool skip_ble = rxlog && !ble_pass;
   if (!skip_ble && _ble_begun && _ble_enabled && _ble.isConnected() && _ble.writeFrame(src, len) != len)
diff --git a/src/helpers/esp32/MultiTransportCompanionInterface.h b/src/helpers/esp32/MultiTransportCompanionInterface.h
index 03a8a8c..9294db3 100644
--- a/src/helpers/esp32/MultiTransportCompanionInterface.h
+++ b/src/helpers/esp32/MultiTransportCompanionInterface.h
@@ -94,6 +94,13 @@ public:
    *  gets exactly the few frames the app needs and none of the flood (#94).
    *  Same-thread set-then-consume (both in the mesh loop), so no atomics. */
   static void bleAllowNextRxLog() { s_ble_rxlog_once = true; }
+  /** Opt a BLE companion into the FULL per-packet RX log (#256).
+   *  Off by default and NOT persisted: an app asks for it after connecting, via
+   *  CMD_SET_CUSTOM_VAR "ble.rxlog:1". Deliberately session-scoped — a stored
+   *  flag would silently reinstate the #46/#54 flood for someone who tried a
+   *  coverage app once and moved on, on a link that cannot afford it. */
+  static void bleSetRxLogFirehose(bool on) { s_ble_rxlog_all = on; }
+  static bool bleRxLogFirehose() { return s_ble_rxlog_all; }
   bool companionUnsolicitedPushesBroadcastToAll() const override { return _broadcast; }
   size_t checkRecvFrame(uint8_t dest[]) override;
 
@@ -105,6 +112,7 @@ public:
 
 private:
   static bool s_ble_rxlog_once;   // one-shot BLE pass for the next RX-log frame (#94)
+  static bool s_ble_rxlog_all;    // app opted into the whole RX log over BLE (#256); session-scoped
 public:
 
 private: