diff --git a/src/QtLocationPlugin/OpenPilotMaps.cc b/src/QtLocationPlugin/OpenPilotMaps.cc
index c3a4695..af11c36 100644
--- a/src/QtLocationPlugin/OpenPilotMaps.cc
+++ b/src/QtLocationPlugin/OpenPilotMaps.cc
@@ -48,10 +48,10 @@ const QString ProviderStrings::kLevelsForSigPacSpainMap[] =
 ProviderStrings::ProviderStrings()
 {
     // Google version strings
-    VersionGoogleMap            = "m@296306248";
-    VersionGoogleSatellite      = "s@168";
-    VersionGoogleLabels         = "h@296000000";
-    VersionGoogleTerrain        = "t@132,r@296000000";
+    VersionGoogleMap            = "m@313";
+    VersionGoogleSatellite      = "s@177";
+    VersionGoogleLabels         = "h@313";
+    VersionGoogleTerrain        = "t@132,r@313";
     SecGoogleWord               = "Galileo";
 
     // Google (China) version strings
@@ -196,7 +196,13 @@ void UrlFactory::_tryCorrectGoogleVersions()
         _network->setProxy(tProxy);
         QString url = "http://maps.google.com/maps?output=classic";
         qheader.setUrl(QUrl(url));
+#if defined Q_OS_MACX
+        QByteArray userAgent = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:21.0) Gecko/20100101 Firefox/21.0";
+#elif defined Q_OS_WIN32
         QByteArray userAgent = "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7";
+#else
+        QByteArray userAgent = "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:21.0) Gecko/20130331 Firefox/21.0";
+#endif
         qheader.setRawHeader("User-Agent", userAgent);
         _googleReply = _network->get(qheader);
         connect(_googleReply, SIGNAL(finished()), this, SLOT(_googleVersionCompleted()));
diff --git a/src/QtLocationPlugin/qgeomapreplyqgc.cpp b/src/QtLocationPlugin/qgeomapreplyqgc.cpp
index 0801de8..298bca0 100644
--- a/src/QtLocationPlugin/qgeomapreplyqgc.cpp
+++ b/src/QtLocationPlugin/qgeomapreplyqgc.cpp
@@ -95,13 +95,11 @@ void QGeoMapReplyQGC::networkReplyFinished()
 {
     if (!m_reply)
     {
-        qWarning() << "NULL Map request reply";
         return;
     }
 
     if (m_reply->error() != QNetworkReply::NoError)
     {
-        qWarning() << "Map request reply error:" << m_reply->error();
         return;
     }
 
@@ -146,14 +144,12 @@ void QGeoMapReplyQGC::networkReplyError(QNetworkReply::NetworkError error)
 {
     if (!m_reply)
     {
-        qWarning() << "NULL Map request error";
         return;
     }
 
     if (error != QNetworkReply::OperationCanceledError)
     {
         setError(QGeoTiledMapReply::CommunicationError, m_reply->errorString());
-        qWarning() << "Map request reply error:" << m_reply->errorString();
     }
 
     setFinished(true);
diff --git a/src/QtLocationPlugin/qgeotiledmappingmanagerengineqgc.cpp b/src/QtLocationPlugin/qgeotiledmappingmanagerengineqgc.cpp
index ba330b1..e11e8f2 100644
--- a/src/QtLocationPlugin/qgeotiledmappingmanagerengineqgc.cpp
+++ b/src/QtLocationPlugin/qgeotiledmappingmanagerengineqgc.cpp
@@ -121,45 +121,44 @@ QGeoTiledMappingManagerEngineQGC::QGeoTiledMappingManagerEngineQGC(const QVarian
     //    qDebug() << "Mapping cache directory:" << cacheDir;
     //}
 
-    QGeoTileCache *tileCache = createTileCacheWithDir(cacheDir);
-
-    int cacheLimit = 0;
-    if (parameters.contains(QStringLiteral("mapping.cache.disk.size"))) {
-      bool ok = false;
-      cacheLimit = parameters.value(QStringLiteral("mapping.cache.disk.size")).toString().toInt(&ok);
-      if (!ok)
-          cacheLimit = 0;
-    }
-    if(!cacheLimit)
-        // QGC Default
-        cacheLimit = 1024 * 1024 * 1024;
-    tileCache->setMaxDiskUsage(cacheLimit);
-    //qDebug() << "Disk caching limit:" << cacheLimit;
-
-    cacheLimit = 0;
-    if (parameters.contains(QStringLiteral("mapping.cache.memory.size"))) {
-      bool ok = false;
-      cacheLimit = parameters.value(QStringLiteral("mapping.cache.memory.size")).toString().toInt(&ok);
-      if (!ok)
-          cacheLimit = 0;
-    }
-    if(!cacheLimit)
-        // QGC Default
-        cacheLimit = 10 * 1024 * 1024;
-    tileCache->setMaxMemoryUsage(cacheLimit);
-    //qDebug() << "Memory caching limit:" << cacheLimit;
-
-    cacheLimit = 0;
-    if (parameters.contains(QStringLiteral("mapping.cache.texture.size"))) {
-      bool ok = false;
-      cacheLimit = parameters.value(QStringLiteral("mapping.cache.texture.size")).toString().toInt(&ok);
-      if (!ok)
-          cacheLimit = 0;
+    QGeoTileCache* pTileCache = tileCache();
+    if(pTileCache)
+    {
+        int cacheLimit = 0;
+        //-- Disk Cache
+        if (parameters.contains(QStringLiteral("mapping.cache.disk.size"))) {
+          bool ok = false;
+          cacheLimit = parameters.value(QStringLiteral("mapping.cache.disk.size")).toString().toInt(&ok);
+          if (!ok)
+              cacheLimit = 0;
+        }
+        if(!cacheLimit)
+        {
+#ifdef __mobile__
+            cacheLimit = 128 * 1024 * 1024;
+#else
+            cacheLimit = 1024 * 1024 * 1024;
+#endif
+        }
+        pTileCache->setMaxDiskUsage(cacheLimit);
+        //-- Memory Cache
+        cacheLimit = 0;
+        if (parameters.contains(QStringLiteral("mapping.cache.memory.size"))) {
+          bool ok = false;
+          cacheLimit = parameters.value(QStringLiteral("mapping.cache.memory.size")).toString().toInt(&ok);
+          if (!ok)
+              cacheLimit = 0;
+        }
+        if(!cacheLimit)
+        {
+#ifdef __mobile__
+            cacheLimit = 16 * 1024 * 1024;
+#else
+            cacheLimit = 128 * 1024 * 1024;
+#endif
+        }
+        pTileCache->setMaxMemoryUsage(cacheLimit);
     }
-    if(!cacheLimit)
-        // QGC Default
-        cacheLimit = 10 * 1024 * 1024;
-    tileCache->setExtraTextureUsage(cacheLimit);
 
     *error = QGeoServiceProvider::NoError;
     errorString->clear();
diff --git a/src/QtLocationPlugin/qgeotilefetcherqgc.cpp b/src/QtLocationPlugin/qgeotilefetcherqgc.cpp
index 5d69be6..5fc341b 100644
--- a/src/QtLocationPlugin/qgeotilefetcherqgc.cpp
+++ b/src/QtLocationPlugin/qgeotilefetcherqgc.cpp
@@ -55,7 +55,13 @@
 QGeoTileFetcherQGC::QGeoTileFetcherQGC(QGeoTiledMappingManagerEngine *parent)
     : QGeoTileFetcher(parent)
     , m_networkManager(new QNetworkAccessManager(this))
-    , m_userAgent("Qt Application")
+#if defined Q_OS_MACX
+    , m_userAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:21.0) Gecko/20100101 Firefox/21.0")
+#elif defined Q_OS_WIN32
+    , m_userAgent("Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7")
+#else
+    , m_userAgent("Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:21.0) Gecko/20130331 Firefox/21.0")
+#endif
     , m_UrlFactory(NULL)
 {
     QStringList langs = QLocale::system().uiLanguages();