diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -216,7 +216,7 @@
     /// Create options model
     void createOptionsModel(bool resetSettings);
     /// Create main window
-    void createWindow(const NetworkStyle *networkStyle);
+    void createWindow(const Config *, const NetworkStyle *networkStyle);
     /// Create splash screen
     void createSplashScreen(const NetworkStyle *networkStyle);
 
@@ -364,8 +364,9 @@
     optionsModel = new OptionsModel(nullptr, resetSettings);
 }
 
-void BitcoinApplication::createWindow(const NetworkStyle *networkStyle) {
-    window = new BitcoinGUI(platformStyle, networkStyle, 0);
+void BitcoinApplication::createWindow(const Config *config,
+                                      const NetworkStyle *networkStyle) {
+    window = new BitcoinGUI(config, platformStyle, networkStyle, 0);
 
     pollShutdownTimer = new QTimer(window);
     connect(pollShutdownTimer, SIGNAL(timeout()), window,
@@ -773,7 +774,7 @@
         app.createSplashScreen(networkStyle.data());
 
     try {
-        app.createWindow(networkStyle.data());
+        app.createWindow(&config, networkStyle.data());
         app.requestInitialize(config);
 #if defined(Q_OS_WIN) && QT_VERSION >= 0x050000
         WinShutdownMonitor::registerShutdownBlockReason(
diff --git a/src/qt/bitcoingui.h b/src/qt/bitcoingui.h
--- a/src/qt/bitcoingui.h
+++ b/src/qt/bitcoingui.h
@@ -31,6 +31,7 @@
 class HelpMessageDialog;
 class ModalOverlay;
 
+class Config;
 class CWallet;
 
 QT_BEGIN_NAMESPACE
@@ -51,7 +52,7 @@
     static const QString DEFAULT_WALLET;
     static const std::string DEFAULT_UIPLATFORM;
 
-    explicit BitcoinGUI(const PlatformStyle *platformStyle,
+    explicit BitcoinGUI(const Config *, const PlatformStyle *platformStyle,
                         const NetworkStyle *networkStyle, QWidget *parent = 0);
     ~BitcoinGUI();
 
@@ -130,6 +131,7 @@
     int spinnerFrame;
 
     const PlatformStyle *platformStyle;
+    const Config *cfg;
 
     /** Create the main UI actions. */
     void createActions();
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -80,7 +80,7 @@
  */
 const QString BitcoinGUI::DEFAULT_WALLET = "~Default";
 
-BitcoinGUI::BitcoinGUI(const PlatformStyle *_platformStyle,
+BitcoinGUI::BitcoinGUI(const Config *cfg, const PlatformStyle *_platformStyle,
                        const NetworkStyle *networkStyle, QWidget *parent)
     : QMainWindow(parent), enableWallet(false), clientModel(0), walletFrame(0),
       unitDisplayControl(0), labelWalletEncryptionIcon(0),
@@ -95,7 +95,7 @@
       aboutQtAction(0), openRPCConsoleAction(0), openAction(0),
       showHelpMessageAction(0), trayIcon(0), trayIconMenu(0), notificator(0),
       rpcConsole(0), helpMessageDialog(0), modalOverlay(0), prevBlocks(0),
-      spinnerFrame(0), platformStyle(_platformStyle) {
+      spinnerFrame(0), platformStyle(_platformStyle), cfg(cfg) {
     GUIUtil::restoreWindowGeometry("nWindow", QSize(850, 550), this);
 
     QString windowTitle = tr(PACKAGE_NAME) + " - ";
@@ -127,7 +127,7 @@
 #ifdef ENABLE_WALLET
     if (enableWallet) {
         /** Create wallet frame and make it the central widget */
-        walletFrame = new WalletFrame(_platformStyle, this);
+        walletFrame = new WalletFrame(_platformStyle, cfg, this);
         setCentralWidget(walletFrame);
     } else
 #endif // ENABLE_WALLET
@@ -712,7 +712,7 @@
 
 #ifdef ENABLE_WALLET
 void BitcoinGUI::openClicked() {
-    OpenURIDialog dlg(this);
+    OpenURIDialog dlg(cfg, this);
     if (dlg.exec()) {
         Q_EMIT receivedURI(dlg.getURI());
     }
diff --git a/src/qt/openuridialog.h b/src/qt/openuridialog.h
--- a/src/qt/openuridialog.h
+++ b/src/qt/openuridialog.h
@@ -7,6 +7,8 @@
 
 #include <QDialog>
 
+class Config;
+
 namespace Ui {
 class OpenURIDialog;
 }
@@ -15,7 +17,7 @@
     Q_OBJECT
 
 public:
-    explicit OpenURIDialog(QWidget *parent);
+    explicit OpenURIDialog(const Config *cfg, QWidget *parent);
     ~OpenURIDialog();
 
     QString getURI();
@@ -28,6 +30,7 @@
 
 private:
     Ui::OpenURIDialog *ui;
+    const Config *cfg;
 };
 
 #endif // BITCOIN_QT_OPENURIDIALOG_H
diff --git a/src/qt/openuridialog.cpp b/src/qt/openuridialog.cpp
--- a/src/qt/openuridialog.cpp
+++ b/src/qt/openuridialog.cpp
@@ -10,8 +10,8 @@
 
 #include <QUrl>
 
-OpenURIDialog::OpenURIDialog(QWidget *parent)
-    : QDialog(parent), ui(new Ui::OpenURIDialog) {
+OpenURIDialog::OpenURIDialog(const Config *cfg, QWidget *parent)
+    : QDialog(parent), ui(new Ui::OpenURIDialog), cfg(cfg) {
     ui->setupUi(this);
 #if QT_VERSION >= 0x040700
     ui->uriEdit->setPlaceholderText(GUIUtil::URI_SCHEME + ":");
@@ -41,6 +41,6 @@
         this, tr("Select payment request file to open"), "", "", nullptr);
     if (filename.isEmpty()) return;
     QUrl fileUri = QUrl::fromLocalFile(filename);
-    ui->uriEdit->setText(GUIUtil::URI_SCHEME +
-                         ":?r=" + QUrl::toPercentEncoding(fileUri.toString()));
+    ui->uriEdit->setText(GUIUtil::URI_SCHEME + ":?r=" +
+                         QUrl::toPercentEncoding(fileUri.toString()));
 }
diff --git a/src/qt/receivecoinsdialog.h b/src/qt/receivecoinsdialog.h
--- a/src/qt/receivecoinsdialog.h
+++ b/src/qt/receivecoinsdialog.h
@@ -15,6 +15,7 @@
 #include <QPoint>
 #include <QVariant>
 
+class Config;
 class OptionsModel;
 class PlatformStyle;
 class WalletModel;
@@ -40,7 +41,7 @@
     };
 
     explicit ReceiveCoinsDialog(const PlatformStyle *platformStyle,
-                                QWidget *parent = 0);
+                                const Config *cfg, QWidget *parent = 0);
     ~ReceiveCoinsDialog();
 
     void setModel(WalletModel *model);
@@ -59,6 +60,7 @@
     WalletModel *model;
     QMenu *contextMenu;
     const PlatformStyle *platformStyle;
+    const Config *cfg;
 
     QModelIndex selectedRow();
     void copyColumnToClipboard(int column);
diff --git a/src/qt/receivecoinsdialog.cpp b/src/qt/receivecoinsdialog.cpp
--- a/src/qt/receivecoinsdialog.cpp
+++ b/src/qt/receivecoinsdialog.cpp
@@ -8,6 +8,7 @@
 #include "addressbookpage.h"
 #include "addresstablemodel.h"
 #include "bitcoinunits.h"
+#include "config.h"
 #include "guiutil.h"
 #include "optionsmodel.h"
 #include "platformstyle.h"
@@ -23,9 +24,9 @@
 #include <QTextDocument>
 
 ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *_platformStyle,
-                                       QWidget *parent)
+                                       const Config *cfg, QWidget *parent)
     : QDialog(parent), ui(new Ui::ReceiveCoinsDialog), columnResizingFixer(0),
-      model(0), platformStyle(_platformStyle) {
+      model(0), platformStyle(_platformStyle), cfg(cfg) {
     ui->setupUi(this);
 
     if (!_platformStyle->getImagesOnButtons()) {
@@ -159,7 +160,7 @@
     }
     SendCoinsRecipient info(address, label, ui->reqAmount->value(),
                             ui->reqMessage->text());
-    ReceiveRequestDialog *dialog = new ReceiveRequestDialog(this);
+    ReceiveRequestDialog *dialog = new ReceiveRequestDialog(cfg, this);
     dialog->setAttribute(Qt::WA_DeleteOnClose);
     dialog->setModel(model->getOptionsModel());
     dialog->setInfo(info);
@@ -174,7 +175,7 @@
     const QModelIndex &index) {
     const RecentRequestsTableModel *submodel =
         model->getRecentRequestsTableModel();
-    ReceiveRequestDialog *dialog = new ReceiveRequestDialog(this);
+    ReceiveRequestDialog *dialog = new ReceiveRequestDialog(cfg, this);
     dialog->setModel(model->getOptionsModel());
     dialog->setInfo(submodel->entry(index.row()).recipient);
     dialog->setAttribute(Qt::WA_DeleteOnClose);
diff --git a/src/qt/receiverequestdialog.h b/src/qt/receiverequestdialog.h
--- a/src/qt/receiverequestdialog.h
+++ b/src/qt/receiverequestdialog.h
@@ -13,6 +13,7 @@
 #include <QPainter>
 
 class OptionsModel;
+class Config;
 
 namespace Ui {
 class ReceiveRequestDialog;
@@ -49,7 +50,7 @@
     Q_OBJECT
 
 public:
-    explicit ReceiveRequestDialog(QWidget *parent = 0);
+    explicit ReceiveRequestDialog(const Config *cfg, QWidget *parent = 0);
     ~ReceiveRequestDialog();
 
     void setModel(OptionsModel *model);
@@ -65,6 +66,7 @@
     Ui::ReceiveRequestDialog *ui;
     OptionsModel *model;
     SendCoinsRecipient info;
+    const Config *cfg;
 };
 
 #endif // BITCOIN_QT_RECEIVEREQUESTDIALOG_H
diff --git a/src/qt/receiverequestdialog.cpp b/src/qt/receiverequestdialog.cpp
--- a/src/qt/receiverequestdialog.cpp
+++ b/src/qt/receiverequestdialog.cpp
@@ -77,8 +77,8 @@
     contextMenu->exec(event->globalPos());
 }
 
-ReceiveRequestDialog::ReceiveRequestDialog(QWidget *parent)
-    : QDialog(parent), ui(new Ui::ReceiveRequestDialog), model(0) {
+ReceiveRequestDialog::ReceiveRequestDialog(const Config *cfg, QWidget *parent)
+    : QDialog(parent), ui(new Ui::ReceiveRequestDialog), model(0), cfg(cfg) {
     ui->setupUi(this);
 
 #ifndef USE_QRCODE
diff --git a/src/qt/walletframe.h b/src/qt/walletframe.h
--- a/src/qt/walletframe.h
+++ b/src/qt/walletframe.h
@@ -14,6 +14,7 @@
 class SendCoinsRecipient;
 class WalletModel;
 class WalletView;
+class Config;
 
 QT_BEGIN_NAMESPACE
 class QStackedWidget;
@@ -30,7 +31,7 @@
     Q_OBJECT
 
 public:
-    explicit WalletFrame(const PlatformStyle *platformStyle,
+    explicit WalletFrame(const PlatformStyle *platformStyle, const Config *cfg,
                          BitcoinGUI *_gui = 0);
     ~WalletFrame();
 
@@ -59,6 +60,7 @@
     bool bOutOfSync;
 
     const PlatformStyle *platformStyle;
+    const Config *cfg;
 
     WalletView *currentWalletView();
 
diff --git a/src/qt/walletframe.cpp b/src/qt/walletframe.cpp
--- a/src/qt/walletframe.cpp
+++ b/src/qt/walletframe.cpp
@@ -12,8 +12,9 @@
 #include <QHBoxLayout>
 #include <QLabel>
 
-WalletFrame::WalletFrame(const PlatformStyle *_platformStyle, BitcoinGUI *_gui)
-    : QFrame(_gui), gui(_gui), platformStyle(_platformStyle) {
+WalletFrame::WalletFrame(const PlatformStyle *_platformStyle, const Config *cfg,
+                         BitcoinGUI *_gui)
+    : QFrame(_gui), gui(_gui), platformStyle(_platformStyle), cfg(cfg) {
     // Leave HBox hook for adding a list view later
     QHBoxLayout *walletFrameLayout = new QHBoxLayout(this);
     setContentsMargins(0, 0, 0, 0);
@@ -36,7 +37,7 @@
     if (!gui || !clientModel || !walletModel || mapWalletViews.count(name) > 0)
         return false;
 
-    WalletView *walletView = new WalletView(platformStyle, this);
+    WalletView *walletView = new WalletView(platformStyle, cfg, this);
     walletView->setBitcoinGUI(gui);
     walletView->setClientModel(clientModel);
     walletView->setWalletModel(walletModel);
diff --git a/src/qt/walletview.h b/src/qt/walletview.h
--- a/src/qt/walletview.h
+++ b/src/qt/walletview.h
@@ -19,6 +19,7 @@
 class TransactionView;
 class WalletModel;
 class AddressBookPage;
+class Config;
 
 QT_BEGIN_NAMESPACE
 class QModelIndex;
@@ -37,7 +38,8 @@
     Q_OBJECT
 
 public:
-    explicit WalletView(const PlatformStyle *platformStyle, QWidget *parent);
+    explicit WalletView(const PlatformStyle *platformStyle, const Config *cfg,
+                        QWidget *parent);
     ~WalletView();
 
     void setBitcoinGUI(BitcoinGUI *gui);
diff --git a/src/qt/walletview.cpp b/src/qt/walletview.cpp
--- a/src/qt/walletview.cpp
+++ b/src/qt/walletview.cpp
@@ -29,7 +29,8 @@
 #include <QPushButton>
 #include <QVBoxLayout>
 
-WalletView::WalletView(const PlatformStyle *_platformStyle, QWidget *parent)
+WalletView::WalletView(const PlatformStyle *_platformStyle, const Config *cfg,
+                       QWidget *parent)
     : QStackedWidget(parent), clientModel(0), walletModel(0),
       platformStyle(_platformStyle) {
     // Create tabs
@@ -51,7 +52,7 @@
     vbox->addLayout(hbox_buttons);
     transactionsPage->setLayout(vbox);
 
-    receiveCoinsPage = new ReceiveCoinsDialog(platformStyle);
+    receiveCoinsPage = new ReceiveCoinsDialog(platformStyle, cfg);
     sendCoinsPage = new SendCoinsDialog(platformStyle);
 
     usedSendingAddressesPage =