diff --git a/radio/src/gui/128x64/model_setup.cpp b/radio/src/gui/128x64/model_setup.cpp
index bba59c68c..50451dae1 100644
--- a/radio/src/gui/128x64/model_setup.cpp
+++ b/radio/src/gui/128x64/model_setup.cpp
@@ -329,6 +329,7 @@ void runPopupRegister(event_t event)
       }
       else if (reusableBuffer.moduleSetup.pxx2.registerStep >= REGISTER_RX_NAME_RECEIVED && menuHorizontalPosition == 0) {
         // [Enter] pressed
+        reusableBuffer.moduleSetup.pxx2.registerLoopIndex = get_tmr10ms();
         reusableBuffer.moduleSetup.pxx2.registerStep = REGISTER_RX_NAME_SELECTED;
         backupEditMode = EDIT_MODIFY_FIELD; // so that the [Register] button blinks and the REGISTER process can continue
       }
@@ -1363,7 +1364,7 @@ void menuModelSetup(event_t event)
               moduleSettings[moduleIdx].mode = MODULE_MODE_SHARE;
               reusableBuffer.moduleSetup.pxx2.shareReceiverIndex = receiverIdx;
               s_editMode = 0;
-              POPUP_INFORMATION("Model shared");
+              POPUP_INFORMATION("Receiver shared");
             }
           }
         }
diff --git a/radio/src/opentx.h b/radio/src/opentx.h
index 031fe6de7..ccc81f158 100644
--- a/radio/src/opentx.h
+++ b/radio/src/opentx.h
@@ -1129,6 +1129,7 @@ union ReusableBuffer
         uint8_t registerPopupHorizontalPosition;
         int8_t registerPopupEditMode;
         char registerRxName[PXX2_LEN_RX_NAME];
+        uint8_t registerLoopIndex;
         char bindCandidateReceiversNames[PXX2_MAX_RECEIVERS_PER_MODULE][PXX2_LEN_RX_NAME + 1];
         uint8_t bindCandidateReceiversCount;
         uint8_t bindReceiverId;
diff --git a/radio/src/pulses/pxx2.cpp b/radio/src/pulses/pxx2.cpp
index 71412ad60..cb55b1647 100644
--- a/radio/src/pulses/pxx2.cpp
+++ b/radio/src/pulses/pxx2.cpp
@@ -139,6 +139,7 @@ void Pxx2Pulses::setupRegisterFrame(uint8_t module)
     for (uint8_t i=0; i<PXX2_LEN_REGISTRATION_ID; i++) {
       Pxx2Transport::addByte(zchar2char(g_model.modelRegistrationID[i]));
     }
+    Pxx2Transport::addByte(reusableBuffer.moduleSetup.pxx2.registerLoopIndex);
   }
   else {
     Pxx2Transport::addByte(0);