diff --git a/update.h b/update.h
index ca1c71a..08b6478 100644
--- a/update.h
+++ b/update.h
@@ -33,10 +33,6 @@ class Update : public QObject {
 
     bool m_init;
 
-    bool updateBinary(char const *fileToSendToDC);
-    bool updatePrinterConf(int templateIdx, QString fileToSendToDC);
-    bool updateConf(QString fileToSendToDC);
-    bool updateCashConf(QString fileToSendToDC);
     bool finishUpdate(bool finish);
     QStringList getLinesToWorkOn();
     QStringList split(QString line, QChar sep = ',');
@@ -45,7 +41,7 @@ class Update : public QObject {
 
 public:
     enum class DownloadResult {OK, ERROR, TIMEOUT, NOP};
-    enum class FileTypeJson {CONFIG=1, DEVICE, CASH, SERIAL, TIME, PRINTER};
+    enum class FileTypeJson {CONFIG=1, DEVICE=2, CASH=3, SERIAL=4, TIME=5, PRINTER=6};
 
     static hwinf *loadDCPlugin(QDir const &plugInDir, QString const &fn);
 
@@ -61,6 +57,8 @@ public:
     bool doUpdate();
 
 private:
+    static QString jsonType(enum FileTypeJson type);
+
     DownloadResult sendStatus(int ret) const;
     DownloadResult sendNextAddress(int bNum) const;
     DownloadResult sendNextDataBlock(QByteArray const &b, int bNum) const;
@@ -74,7 +72,12 @@ private:
     QByteArray loadBinaryDCFile(QString filename) const;
     bool downloadBinaryToDC(QString const &bFile) const;
     bool updateDC(QString bFile) const;
-    bool updatePrinterTemplate(enum FileTypeJson type, int templateIdx,
-                               QString fname) const;
+    bool updatePrinterTemplate(int templateIdx, QString fname) const;
+    bool updateBinary(char const *fileToSendToDC);
+    bool updateConfig(QString jsFileToSendToDC);
+    bool updateCashConf(QString jsFileToSendToDC);
+    bool updateDeviceConf(QString jsFileToSendToDC);
+    bool downloadJson(enum FileTypeJson type, int templateIdx,
+                      QString jsFileToSendToDC) const;
 };
 #endif // UPDATE_H_INCLUDED