Index: sources/gui/qml/pages/settings/SettingsExportLogs.qml
===================================================================
diff -u -r7c86f3854db9ad02d95681203198d75a0d65c9fa -rba70b3ca5fad31a133cec7270c33d1787dddaebd
--- sources/gui/qml/pages/settings/SettingsExportLogs.qml	(.../SettingsExportLogs.qml)	(revision 7c86f3854db9ad02d95681203198d75a0d65c9fa)
+++ sources/gui/qml/pages/settings/SettingsExportLogs.qml	(.../SettingsExportLogs.qml)	(revision ba70b3ca5fad31a133cec7270c33d1787dddaebd)
@@ -444,6 +444,15 @@
                 interval    : 500
                 repeat      : true
                 running     : _GuiView.exportRunning
+                onRunningChanged: {
+                    if(!running) {
+                        // do one last update to get the correct file size else the USB file size is displayed
+                        // as being smaller than the same file on SD card
+                        _usbFolderColumn. clearModel()
+                        _usbFolderColumn.updateModel()
+                    }
+                }
+
                 onTriggered : {
                     _usbFolderColumn. clearModel()
                     _usbFolderColumn.updateModel()
Index: sources/storage/FileHandler.h
===================================================================
diff -u -raf8d98b36b427e2b5f4d6659fcf3b58ee79eab6a -rba70b3ca5fad31a133cec7270c33d1787dddaebd
--- sources/storage/FileHandler.h	(.../FileHandler.h)	(revision af8d98b36b427e2b5f4d6659fcf3b58ee79eab6a)
+++ sources/storage/FileHandler.h	(.../FileHandler.h)	(revision ba70b3ca5fad31a133cec7270c33d1787dddaebd)
@@ -143,6 +143,8 @@
         // close source
         srcFile.close();
 
+        qDebug()<< dstFile.fileName() <<" destination file size : " << dstFile.size() << " src==dest ? " << (dstFile.size() == totalSize);
+
         // close destination
         if ( ! dstFile.flush() )                                            { err = eDstFlushError       ; goto lErr; }
         dstFile.close();