1 <?xml version="1.0" encoding="utf-8"?>

     2 <!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->

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    10 <!DOCTYPE concept

    11   PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">

    12 <concept id="GUID-C4CC3CA3-8C02-5F73-A482-4F849DD08111" xml:lang="en"><title>Porting Tutorial</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>This section describes changes and the instructions required to migrate from apps to exes, control panel plug-ins to Symbian OS v9.1 and later, exe-apps to a data caged directory structure, data recognizers to the secure version of Symbian platform and notifiers to Symbian OS v9.1.</p> </conbody></concept>