diff --git a/ChangeLog.txt b/ChangeLog.txt
index 89a8c5a397..b961e473ce 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -7,6 +7,15 @@
    Entries may not always be in chronological/commit order.
    See license at the end of file. */
 
+2025-08-17 18:27 UTC+0200 Przemyslaw Czerpak (druzus/at/poczta.onet.pl)
+  * contrib/gtqtc/gtqtc.h
+  * contrib/gtqtc/gtqtc1.cpp
+    + added support for disabling title and frames of console window by
+         hb_gtInfo( HB_GTI_WINTITLE, <lNoFrame> )
+
+  * src/rtl/transfrm.c
+    ! fixed bug in "@S<n>" transformation when multibyte CDP is used
+
 2025-07-19 19:44 UTC+0200 Aleksander Czajczynski (hb fki.pl)
   * contrib/hbhpdf/core.c
     + HPDF_GetPageByIndex( hDoc, nIndex ) --> hPage / NIL
diff --git a/contrib/gtqtc/gtqtc.h b/contrib/gtqtc/gtqtc.h
index 1e94d187d6..a24c851ef3 100644
--- a/contrib/gtqtc/gtqtc.h
+++ b/contrib/gtqtc/gtqtc.h
@@ -350,6 +350,7 @@ typedef struct
    HB_BOOL     fFullScreen;                  /* enable/disable fullscreen mode */
    HB_BOOL     fSelectCopy;                  /* allow marking texts by mouse left button with shift */
    HB_BOOL     fMsgAlert;                    /* redirect Alert() calls to QMessageBox */
+   HB_BOOL     fNoFrame;                     /* disable window title and frames */
    HB_BOOL     fRepaint;                     /* force internal image repainting */
 
    int         iResizeMode;                  /* Sets the resizing mode either to FONT or ROWS */
diff --git a/contrib/gtqtc/gtqtc1.cpp b/contrib/gtqtc/gtqtc1.cpp
index 8e0ea3802d..e3d58d0d8a 100644
--- a/contrib/gtqtc/gtqtc1.cpp
+++ b/contrib/gtqtc/gtqtc1.cpp
@@ -2150,11 +2150,41 @@ static HB_BOOL hb_gt_qtc_Info( PHB_GT pGT, int iType, PHB_GT_INFO pInfo )
 
       case HB_GTI_WINTITLE:
          pInfo->pResult = hb_gt_qtc_itemPutQString( pInfo->pResult, pQTC->wndTitle );
-         if( pInfo->pNewVal && HB_IS_STRING( pInfo->pNewVal ) )
+         if( pInfo->pNewVal )
          {
-            hb_gt_qtc_itemGetQString( pInfo->pNewVal, pQTC->wndTitle );
-            if( pQTC->qWnd )
-               pQTC->qWnd->setWindowTitle( *pQTC->wndTitle );
+            if( HB_IS_STRING( pInfo->pNewVal ) )
+            {
+               hb_gt_qtc_itemGetQString( pInfo->pNewVal, pQTC->wndTitle );
+               if( pQTC->qWnd )
+                  pQTC->qWnd->setWindowTitle( *pQTC->wndTitle );
+            }
+            else if( HB_IS_LOGICAL( pInfo->pNewVal ) )
+            {
+               pQTC->fNoFrame = hb_itemGetL( pInfo->pNewVal );
+               if( pQTC->qWnd )
+               {
+                  Qt::WindowFlags flags = Qt::CustomizeWindowHint;
+
+                  if( pQTC->fNoFrame )
+                  {
+                     hb_gt_qtc_setWindowFlags( pQTC, /*Qt::WindowTitleHint |
+                                                     Qt::WindowSystemMenuHint |*/
+                                                     Qt::WindowMinimizeButtonHint |
+                                                     Qt::WindowMaximizeButtonHint |
+                                                     Qt::WindowCloseButtonHint, HB_FALSE );
+                     flags |= Qt::FramelessWindowHint;
+                  }
+                  else
+                  {
+                     if( pQTC->iCloseMode < 2 )
+                        flags |= Qt::WindowCloseButtonHint;
+                     if( pQTC->fResizable )
+                        flags |= Qt::WindowMaximizeButtonHint;
+                     flags |= Qt::WindowMinimizeButtonHint;
+                  }
+                  hb_gt_qtc_setWindowFlags( pQTC, flags, pQTC->fNoFrame );
+               }
+            }
          }
          break;
 
@@ -3823,14 +3853,21 @@ QTCWindow::QTCWindow( PHB_GTQTC pQTC )
 {
    Qt::WindowFlags flags = ( windowFlags() & Qt::WindowType_Mask ) |
                            Qt::CustomizeWindowHint                 |
-                           Qt::WindowMinimizeButtonHint            |
-                           Qt::WindowSystemMenuHint                |
-                           Qt::WindowTitleHint                     |
                            Qt::Window;
-   if( pQTC->iCloseMode < 2 )
-      flags |= Qt::WindowCloseButtonHint;
-   if( pQTC->fResizable )
-      flags |= Qt::WindowMaximizeButtonHint;
+   if( pQTC->fNoFrame )
+   {
+      flags |= Qt::FramelessWindowHint;
+   }
+   else
+   {
+      if( pQTC->iCloseMode < 2 )
+         flags |= Qt::WindowCloseButtonHint;
+      if( pQTC->fResizable )
+         flags |= Qt::WindowMaximizeButtonHint;
+      flags |= Qt::WindowMinimizeButtonHint |
+               Qt::WindowSystemMenuHint |
+               Qt::WindowTitleHint;
+   }
 
    setWindowFlags( flags );
 
diff --git a/src/rtl/transfrm.c b/src/rtl/transfrm.c
index bec52ddd03..5d20519951 100644
--- a/src/rtl/transfrm.c
+++ b/src/rtl/transfrm.c
@@ -947,7 +947,14 @@ HB_FUNC( TRANSFORM )
             }
          }
 
-         hb_retclen_buffer( szResult, ( nParamS && nResultPos > nParamS ) ? nParamS : nResultPos );
+         if( nParamS && nResultPos > nParamS )
+         {
+            if( HB_CDP_ISCHARIDX( cdp ) )
+               nParamS = hb_cdpTextPos( cdp, szResult, nResultPos, nParamS );
+            hb_retclen_buffer( szResult, nParamS );
+         }
+         else
+            hb_retclen_buffer( szResult, nResultPos );
       }
    }
    else if( pPic || HB_ISNIL( 2 ) )  /* Picture is an empty string or NIL */