diff --git a/cfgs/config/goldlang.cfg b/cfgs/config/goldlang.cfg
index 2f6159b..3cfee27 100644
--- a/cfgs/config/goldlang.cfg
+++ b/cfgs/config/goldlang.cfg
@@ -304,6 +304,7 @@ WT_SELECTACTION       " Action "
 MI_FORWARDMESSAGE     "F Forward Msg "
 MI_MOVEMESSAGE        "M Move    Msg "
 MI_COPYMESSAGE        "C Copy    Msg "
+MI_TOGGLESENT         "T Toggle sent "
 MI_QUITCMF            "Q Quit  / ESC "
 ST_ARE                "messages are"
 ST_IS                 "message is"
diff --git a/docs/notework.txt b/docs/notework.txt
index b5e75ca..999c579 100644
--- a/docs/notework.txt
+++ b/docs/notework.txt
@@ -10,6 +10,12 @@ ______________________________________________________________________
                Notes for GoldED+ 1.1.5, /snapshot/
 ______________________________________________________________________
 
++ New menu item "Toggle sent" added to "Action" menu that will toggle
+  sent/unsent state for current or marked messages.
+
++ Added new keyword for the language configuration file
+  MI_TOGGLESENT "T Toggle sent "
+
 ! New locations of config file for unix-like OS: ~/.golded/, ~/ and
   /usr/local/etc/.
 
diff --git a/golded3/gclang.cpp b/golded3/gclang.cpp
index 170fbe6..2086beb 100644
--- a/golded3/gclang.cpp
+++ b/golded3/gclang.cpp
@@ -284,6 +284,7 @@ static LangCrc LangCrcs[] = {
   { CRC_MI_FORWARDMESSAGE     , NULL  , "F Forward Msg " },
   { CRC_MI_MOVEMESSAGE        , NULL  , "M Move    Msg " },
   { CRC_MI_COPYMESSAGE        , NULL  , "C Copy    Msg " },
+  { CRC_MI_TOGGLESENT         , NULL  , "T Toggle sent " },
   { CRC_MI_QUITCMF            , NULL  , "Q Quit  / ESC " },
   { CRC_ST_ARE                , NULL  , "messages are" },
   { CRC_ST_IS                 , NULL  , "message is" },
diff --git a/golded3/gclang.h b/golded3/gclang.h
index 5d59468..335f726 100644
--- a/golded3/gclang.h
+++ b/golded3/gclang.h
@@ -282,6 +282,7 @@ const word CRC_WT_SELECTACTION      = 0xF7C0;
 const word CRC_MI_FORWARDMESSAGE    = 0x644C;
 const word CRC_MI_MOVEMESSAGE       = 0xAB24;
 const word CRC_MI_COPYMESSAGE       = 0x6811;
+const word CRC_MI_TOGGLESENT        = 0;
 const word CRC_MI_QUITCMF           = 0xE1B8;
 const word CRC_ST_ARE               = 0x78C8;
 const word CRC_ST_IS                = 0x27AC;
diff --git a/golded3/gecmfd.cpp b/golded3/gecmfd.cpp
index f6c6584..d765bb0 100644
--- a/golded3/gecmfd.cpp
+++ b/golded3/gecmfd.cpp
@@ -312,6 +312,10 @@ void CmfMsgs(GMsg* msg) {
       GFTRK("ForwardMsgs");
       pickstr = LNG->ForwardArea;
       break;
+    case MODE_UPDATE:
+      GFTRK("ToggleSent");
+      loadmode |= GMSG_UPDATE;
+      break;
   }
 
   // Do with current or marked msgs?
@@ -327,6 +331,49 @@ void CmfMsgs(GMsg* msg) {
     }
   }
 
+  if (cmf == MODE_UPDATE)
+  {
+    w_info(LNG->Wait);
+
+    uint32_t loadmsgno = msg->msgno;
+    uint32_t mrks = AA->Mark.Count();
+    uint32_t *mrkp = AA->Mark.tag;
+    uint32_t mrk = 0;
+
+    do
+    {
+      if (do_mode == MODE_MARKED)
+        loadmsgno = mrkp[mrk];
+
+      mrk++;
+
+      if (AA->LoadHdr(msg, loadmsgno, false))
+      {
+        msg->attr.sntX();
+        if (msg->attr.snt())
+        {
+          msg->attr.uns0();
+          msg->attr.scn1();
+        }
+        else
+        {
+          msg->attr.uns1();
+          msg->attr.scn0();
+          msg->attr.loc1();
+        }
+
+        AA->SaveHdr(GMSG_UPDATE, msg);
+      }
+    }
+    while (mrk < mrks);
+
+    AA->Mark.ResetAll();
+
+    w_info(NULL);
+    GFTRK(NULL);
+    return;
+  }
+
   // Pick the destination area
   int destarea = CurrArea;
   const char* cmfptr = cmf == MODE_FORWARD ? AA->Areareplyto() : AA->Areacopyto();
diff --git a/golded3/gelang.h b/golded3/gelang.h
index ce8c26e..4516083 100644
--- a/golded3/gelang.h
+++ b/golded3/gelang.h
@@ -271,6 +271,7 @@ struct LangGed {
   char*  ForwardMessage;     // MI_FORWARDMESSAGE
   char*  MoveMessage;        // MI_MOVEMESSAGE
   char*  CopyMessage;        // MI_COPYMESSAGE
+  char*  ToggleSent;         // MI_TOGGLESENT
   char*  QuitCMF;            // MI_QUITCMF
   char*  are;                // ST_ARE
   char*  is;                 // ST_IS
diff --git a/golded3/gemnus.cpp b/golded3/gemnus.cpp
index b87399a..5fe0f55 100644
--- a/golded3/gemnus.cpp
+++ b/golded3/gemnus.cpp
@@ -258,7 +258,7 @@ int GMenuNewarea::Run() {
 
 int GMenuCMF::Run() {
 
-  enum { TAG_COPY=100, TAG_MOVE, TAG_FORWARD, TAG_QUIT };
+  enum { TAG_COPY=100, TAG_MOVE, TAG_FORWARD, TAG_TOGGLESENT, TAG_QUIT };
 
   static int _prevtag = TAG_FORWARD;
 
@@ -267,10 +267,11 @@ int GMenuCMF::Run() {
   AskInit(6, 0, LNG->SelectAction, H_CopyMoveForward);
 
   Begin();
-    Item(TAG_FORWARD, LNG->ForwardMessage);
-    Item(TAG_MOVE,    LNG->MoveMessage);
-    Item(TAG_COPY,    LNG->CopyMessage);
-    Item(TAG_QUIT,    LNG->QuitCMF);
+    Item(TAG_FORWARD,     LNG->ForwardMessage);
+    Item(TAG_MOVE,        LNG->MoveMessage);
+    Item(TAG_COPY,        LNG->CopyMessage);
+    Item(TAG_TOGGLESENT,  LNG->ToggleSent);
+    Item(TAG_QUIT,        LNG->QuitCMF);
     SetTag(_prevtag);
   End();
 
@@ -281,6 +282,7 @@ int GMenuCMF::Run() {
     case TAG_FORWARD:   return MODE_FORWARD;
     case TAG_MOVE:      return MODE_MOVE;
     case TAG_COPY:      return MODE_COPY;
+    case TAG_TOGGLESENT:return MODE_UPDATE;
   }
   _prevtag = TAG_FORWARD;
   return -1;