diff --git a/resources/desktop/rssguard.appdata.xml b/resources/desktop/com.github.rssguard.appdata.xml
similarity index 100%
rename from resources/desktop/rssguard.appdata.xml
rename to resources/desktop/com.github.rssguard.appdata.xml
diff --git a/resources/desktop/rssguard.desktop b/resources/desktop/com.github.rssguard.desktop
similarity index 100%
rename from resources/desktop/rssguard.desktop
rename to resources/desktop/com.github.rssguard.desktop
diff --git a/resources/rssguard.qrc b/resources/rssguard.qrc
index 559a134ee..e48655830 100755
--- a/resources/rssguard.qrc
+++ b/resources/rssguard.qrc
@@ -1534,7 +1534,7 @@
         <file>localizations/rssguard_pt.qm</file>
         <file>localizations/rssguard_sv.qm</file>
         <file>localizations/rssguard_zh.qm</file>
-        <file>desktop/rssguard.desktop</file>
+        <file>desktop/com.github.rssguard.desktop</file>
         <file>desktop/rssguard.desktop.autostart</file>
         <file>localizations/qt_bg.qm</file>
         <file>localizations/qt_ca.qm</file>
diff --git a/rssguard.pro b/rssguard.pro
index 514c329a1..043d3165d 100755
--- a/rssguard.pro
+++ b/rssguard.pro
@@ -66,6 +66,7 @@ lessThan(QT_MAJOR_VERSION, 5)|lessThan(QT_MINOR_VERSION, 8) {
 
 APP_NAME                      = "RSS Guard"
 APP_LOW_NAME                  = "rssguard"
+APP_REVERSE_NAME              = "com.github.rssguard"
 APP_LOW_H_NAME                = ".rssguard"
 APP_AUTHOR                    = "Martin Rotter"
 APP_COPYRIGHT                 = "(C) 2011-2017 $$APP_AUTHOR"
@@ -682,10 +683,10 @@ win32 {
 unix:!mac:!android {
   target.path = $$PREFIX/bin
 
-  desktop_file.files = resources/desktop/$${TARGET}.desktop
+  desktop_file.files = resources/desktop/$${APP_REVERSE_NAME}.desktop
   desktop_file.path = $$quote($$PREFIX/share/applications/)
 
-  appdata.files = resources/desktop/$${TARGET}.appdata.xml
+  appdata.files = resources/desktop/$${APP_REVERSE_NAME}.appdata.xml
   appdata.path = $$quote($$PREFIX/share/metainfo/)
 
   desktop_icon.files = resources/graphics/$${TARGET}.png
diff --git a/src/definitions/definitions.h b/src/definitions/definitions.h
index 5233eaa77..b74a87752 100755
--- a/src/definitions/definitions.h
+++ b/src/definitions/definitions.h
@@ -228,7 +228,7 @@
 
 #if defined(Q_OS_LINUX)
 #define APP_DESKTOP_SOURCE_ENTRY_FILE "rssguard.desktop.autostart"
-#define APP_DESKTOP_ENTRY_FILE "rssguard.desktop"
+#define APP_DESKTOP_ENTRY_FILE "com.github.rssguard.desktop"
 
 #define APP_DESKTOP_ENTRY_PATH QSL(":/desktop")
 #endif
diff --git a/src/network-web/downloader.cpp b/src/network-web/downloader.cpp
index 2a4d36d58..3d4809475 100755
--- a/src/network-web/downloader.cpp
+++ b/src/network-web/downloader.cpp
@@ -5,13 +5,15 @@
 #include "network-web/silentnetworkaccessmanager.h"
 
 #include <QHttpMultiPart>
+#include <QRegularExpression>
 #include <QTimer>
 
 Downloader::Downloader(QObject* parent)
   : QObject(parent), m_activeReply(nullptr), m_downloadManager(new SilentNetworkAccessManager(this)),
   m_timer(new QTimer(this)), m_customHeaders(QHash<QByteArray, QByteArray>()), m_inputData(QByteArray()),
   m_inputMultipartData(nullptr), m_targetProtected(false), m_targetUsername(QString()), m_targetPassword(QString()),
-  m_lastOutputData(QByteArray()), m_lastOutputError(QNetworkReply::NoError), m_lastContentType(QVariant()) {
+  m_lastOutputData(QByteArray()), m_lastOutputMultipartData(QList<QHttpPart*>()), m_lastOutputError(QNetworkReply::NoError),
+  m_lastContentType(QVariant()) {
   m_timer->setInterval(DOWNLOAD_TIMEOUT);
   m_timer->setSingleShot(true);
   connect(m_timer, &QTimer::timeout, this, &Downloader::cancel);
@@ -124,7 +126,12 @@ void Downloader::finished() {
       runGetRequest(request);
     }
     else if (reply_operation == QNetworkAccessManager::PostOperation) {
-      runPostRequest(request, m_inputData);
+      if (m_inputMultipartData == nullptr) {
+        runPostRequest(request, m_inputData);
+      }
+      else {
+        runPostRequest(request, m_inputMultipartData);
+      }
     }
     else if (reply_operation == QNetworkAccessManager::PutOperation) {
       runPutRequest(request, m_inputData);
@@ -136,8 +143,15 @@ void Downloader::finished() {
   else {
     // No redirection is indicated. Final file is obtained in our "reply" object.
     // Read the data into output buffer.
-    m_lastOutputData = reply->readAll();
+    if (m_inputMultipartData == nullptr) {
+      m_lastOutputData = reply->readAll();
+    }
+    else {
+      m_lastOutputMultipartData = decodeMultipartAnswer(reply);
+    }
+
     m_lastContentType = reply->header(QNetworkRequest::ContentTypeHeader);
+
     m_lastOutputError = reply->error();
     m_activeReply->deleteLater();
     m_activeReply = nullptr;
@@ -158,6 +172,25 @@ void Downloader::progressInternal(qint64 bytes_received, qint64 bytes_total) {
   emit progress(bytes_received, bytes_total);
 }
 
+QList<QHttpPart*> Downloader::decodeMultipartAnswer(QNetworkReply* reply) {
+  QByteArray data = reply->readAll();
+
+  if (data.isEmpty()) {
+    return QList<QHttpPart*>();
+  }
+
+  QString content_type = reply->header(QNetworkRequest::KnownHeaders::ContentTypeHeader).toString();
+  QString boundary = content_type.mid(content_type.indexOf(QL1S("boundary=")) + 9);
+  QRegularExpression regex(QL1S("--") + boundary + QL1S("(--)?(\\r\\n)?"));
+  QStringList list = QString::fromUtf8(data).split(regex, QString::SplitBehavior::SkipEmptyParts);
+
+  QList<QHttpPart*> parts;
+
+  parts.reserve(list.size());
+
+  return parts;
+}
+
 void Downloader::runDeleteRequest(const QNetworkRequest& request) {
   m_timer->start();
   m_activeReply = m_downloadManager->deleteResource(request);
@@ -229,6 +262,10 @@ QNetworkReply::NetworkError Downloader::lastOutputError() const {
   return m_lastOutputError;
 }
 
+QList<QHttpPart*> Downloader::lastOutputMultipartData() const {
+  return m_lastOutputMultipartData;
+}
+
 QByteArray Downloader::lastOutputData() const {
   return m_lastOutputData;
 }
diff --git a/src/network-web/downloader.h b/src/network-web/downloader.h
index 8c0749b09..35556953e 100755
--- a/src/network-web/downloader.h
+++ b/src/network-web/downloader.h
@@ -12,6 +12,7 @@
 
 class SilentNetworkAccessManager;
 class QTimer;
+class QHttpPart;
 
 class Downloader : public QObject {
   Q_OBJECT
@@ -25,6 +26,7 @@ class Downloader : public QObject {
     // Access to last received full output data/error/content-type.
     QByteArray lastOutputData() const;
     QNetworkReply::NetworkError lastOutputError() const;
+    QList<QHttpPart*> lastOutputMultipartData() const;
     QVariant lastContentType() const;
 
   public slots:
@@ -65,6 +67,7 @@ class Downloader : public QObject {
     void progressInternal(qint64 bytes_received, qint64 bytes_total);
 
   private:
+    QList<QHttpPart*> decodeMultipartAnswer(QNetworkReply* reply);
     void manipulateData(const QString& url, QNetworkAccessManager::Operation operation,
                         const QByteArray& data, QHttpMultiPart* multipart_data,
                         int timeout = DOWNLOAD_TIMEOUT, bool protected_contents = false,
@@ -91,6 +94,8 @@ class Downloader : public QObject {
     // Response data.
     QByteArray m_lastOutputData;
 
+    QList<QHttpPart*> m_lastOutputMultipartData;
+
     QNetworkReply::NetworkError m_lastOutputError;
     QVariant m_lastContentType;
 };
diff --git a/src/network-web/networkfactory.cpp b/src/network-web/networkfactory.cpp
index b693712e0..06810dab8 100755
--- a/src/network-web/networkfactory.cpp
+++ b/src/network-web/networkfactory.cpp
@@ -204,3 +204,34 @@ NetworkResult NetworkFactory::performNetworkOperation(const QString& url, int ti
   result.second = downloader.lastContentType();
   return result;
 }
+
+NetworkResult NetworkFactory::performNetworkOperation(const QString& url,
+                                                      int timeout,
+                                                      QHttpMultiPart* input_data,
+                                                      QList<QHttpPart*>& output,
+                                                      QNetworkAccessManager::Operation operation,
+                                                      QList<QPair<QByteArray, QByteArray>> additional_headers,
+                                                      bool protected_contents,
+                                                      const QString& username,
+                                                      const QString& password) {
+  Downloader downloader;
+  QEventLoop loop;
+  NetworkResult result;
+
+  // We need to quit event loop when the download finishes.
+  QObject::connect(&downloader, &Downloader::completed, &loop, &QEventLoop::quit);
+
+  foreach (const auto& header, additional_headers) {
+    if (!header.first.isEmpty()) {
+      downloader.appendRawHeader(header.first, header.second);
+    }
+  }
+
+  downloader.manipulateData(url, operation, input_data, timeout, protected_contents, username, password);
+  loop.exec();
+
+  output = downloader.lastOutputMultipartData();
+  result.first = downloader.lastOutputError();
+  result.second = downloader.lastContentType();
+  return result;
+}
diff --git a/src/network-web/networkfactory.h b/src/network-web/networkfactory.h
index 822738689..a97a6602b 100755
--- a/src/network-web/networkfactory.h
+++ b/src/network-web/networkfactory.h
@@ -4,6 +4,7 @@
 #define NETWORKFACTORY_H
 
 #include <QCoreApplication>
+#include <QHttpPart>
 #include <QNetworkReply>
 #include <QPair>
 #include <QVariant>
@@ -39,7 +40,8 @@ class NetworkFactory {
                                                     bool protected_contents = false,
                                                     const QString& username = QString(),
                                                     const QString& password = QString());
-    static NetworkResult performNetworkOperation(const QString& url, int timeout, const QByteArray& input_data,
+    static NetworkResult performNetworkOperation(const QString& url, int timeout,
+                                                 const QByteArray& input_data,
                                                  QByteArray& output,
                                                  QNetworkAccessManager::Operation operation,
                                                  QList<QPair<QByteArray,
@@ -47,6 +49,15 @@ class NetworkFactory {
                                                  bool protected_contents = false,
                                                  const QString& username = QString(),
                                                  const QString& password = QString());
+    static NetworkResult performNetworkOperation(const QString& url, int timeout,
+                                                 QHttpMultiPart* input_data,
+                                                 QList<QHttpPart*>& output,
+                                                 QNetworkAccessManager::Operation operation,
+                                                 QList<QPair<QByteArray,
+                                                             QByteArray>> additional_headers = QList<QPair<QByteArray, QByteArray>>(),
+                                                 bool protected_contents = false,
+                                                 const QString& username = QString(),
+                                                 const QString& password = QString());
 };
 
 #endif // NETWORKFACTORY_H
diff --git a/src/services/gmail/network/gmailnetworkfactory.cpp b/src/services/gmail/network/gmailnetworkfactory.cpp
index 02f940183..76fcd6cf8 100755
--- a/src/services/gmail/network/gmailnetworkfactory.cpp
+++ b/src/services/gmail/network/gmailnetworkfactory.cpp
@@ -334,6 +334,8 @@ bool GmailNetworkFactory::obtainAndDecodeFullMessages(const QList<Message>& lite
 
   multi->setContentType(QHttpMultiPart::ContentType::MixedType);
 
+  QHash<QString, Message> msgs;
+
   foreach (const Message& msg, lite_messages) {
     QHttpPart part;
 
@@ -342,27 +344,34 @@ bool GmailNetworkFactory::obtainAndDecodeFullMessages(const QList<Message>& lite
 
     part.setBody(full_msg_endpoint.toUtf8());
     multi->append(part);
+    msgs.insert(msg.m_customId, msg);
   }
 
-  QEventLoop loop;
-  QNetworkRequest req;
   QString bearer = m_oauth2->bearer();
 
-  req.setRawHeader(QString(HTTP_HEADERS_AUTHORIZATION).toLocal8Bit(), bearer.toLocal8Bit());
-  req.setUrl(QUrl(GMAIL_API_BATCH));
-  auto* repl = SilentNetworkAccessManager::instance()->post(req, multi);
+  if (bearer.isEmpty()) {
+    return false;
+  }
 
-  connect(repl, &QNetworkReply::finished, &loop, &QEventLoop::quit);
-  loop.exec();
+  QList<QPair<QByteArray, QByteArray>> headers;
+  QList<QHttpPart*> output;
+  int timeout = qApp->settings()->value(GROUP(Feeds), SETTING(Feeds::UpdateTimeout)).toInt();
 
-  auto resp = repl->readAll();
-  auto aa = repl->error();
+  headers.append(QPair<QByteArray, QByteArray>(QString(HTTP_HEADERS_AUTHORIZATION).toLocal8Bit(),
+                                               bearer.toLocal8Bit()));
 
-  multi->deleteLater();
-  repl->deleteLater();
-  IOFactory::writeTextFile("b.html", resp);
+  if (NetworkFactory::performNetworkOperation(GMAIL_API_BATCH,
+                                              timeout,
+                                              multi,
+                                              output,
+                                              QNetworkAccessManager::Operation::PostOperation,
+                                              headers).first == QNetworkReply::NetworkError::NoError) {
+    // We parse each part of HTTP response (it contains HTTP headers and payload with msg full data).
 
-  return false;
+  }
+  else {
+    return false;
+  }
 }
 
 QList<Message> GmailNetworkFactory::decodeLiteMessages(const QString& messages_json_data, const QString& stream_id,